Xantrex XTR 850 WATT SERIES Bedienungsanleitung

XTR 850 W att Series Pr ogr ammable DC P ower Supply (firmware ver sion 1.09 and below) Oper ating Manual XTR 6-110 XTR 8-100 XTR 12-70 XTR 20-42 XTR 33-25 XTR 40-21 XTR 60-14 XTR 80-10.5 XTR 100-8.5 XTR 150-5.6 XTR 300-2.8 XTR 600-1.4 www .progr ammablepower .com[...]

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XTR 850 Watt Series Programmable DC Power Supply (firmware v1.09 and below) Operating Manual[...]

M370046-01 ii About Xantrex Xantrex T echnology Inc. is a world-leadin g supplier of advanced power electr onics and controls with products from small mobile uni ts to utility-scale systems for wind, solar, batteries, fuel cells, microturbines, and backup power app lications in both grid-connected and stand-alon e systems. Xantrex products include [...]

M370046-01 iii Product Number s (FGAs) (firmware v1. 09 and below) P art Numbers for Rack Mount Kits Contact Information XTR6-1 10 XTR60-14 XTR8-100 XTR80-10.5 XTR12-70 XTR100-8.5 XTR20-42 XTR150-5.6 XTR33-25 XTR300-2.8 XTR40-21 XTR600-1.4 Rack Mount Kit Pa r t N u m b e r Dual XTR 850 W att RM-D-XTR1 Single XTR 850 W att RM-S-XTR1 Rack mount rail [...]

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M370046-01 v About This Manual (firmware v1.09 and below) Purpose The Operating Manual provides installation and operat ing information for the XTR 850 W att Series Progra mmable DC Power Supply. Scope The Manual provides safety informatio n, features and specifications, installation procedures, functional test procedures, and operating procedures [...]

About T his Manual (firmw are v1.09 and below) vi M370046-01 Related Information For related information on this product, see al so: • XTR 850 W att GPIB and Ethernet Interface Option Op erating Manual (Part number M37 0046-06) provides information on the GPIB and Ethernet interface option. • XTR 850 W att Series Pr ogrammable DC Power Supply: [...]

M370046-01 vii Important Safety Instructions P ower Supply Safety Markings W ARNING: High ener gy and high voltage Exercise caution when using a power supply . High energy levels can be stored at the output voltage termin als on a power supply in normal operatio n. In addition, potentially lethal voltages exist in the pow er circuit and on the outp[...]

Safety viii M370046-01 Standard W arnings 1. Before installing and using the XTR 850 W att Series Programmable DC Power Supply , read all instruc tions and cautionary markings on the XTR and all appropriate sections of this Manual. 2. The XTR is for indoor use only . Do not expose the XTR to moisture. T o reduce risk of fire hazard, do not cover or[...]

M370046-01 ix Important Safety Instructions - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - vii 1 Introduction Features and Options - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1–2 XTR 850 Watt Models (firmware v1.09 and belo w) - - - - - - - - - - - - - - - - - - - - - - 1–3 Front Pane[...]

Contents x M370046-01 Step 7: Connectin g Remote Sensin g - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–13 3 Local Operation Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–2 Configuring Settings from the Front Panel - - - - - - - - - - - - - - - - - - - - - - [...]

Contents xi M370046-01 Defining the Polarity of the External Shutdo wn Signal - - - - - - - - - - - - - - - - - 3–31 Interlock Function - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–32 Defining the Interlock Mode - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–32 Power On Sta[...]

Contents xii M370046-01 Voltage and Current Readback (Isolated) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4–33 5 Remote Operation Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5–2 Hardware and Connectio n Se tup - - - - - - - - - - - - - - - - - - - - - - - - - - -[...]

Contents xiii M370046-01 Shutdown Sub-Re gister Commands - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5–41 Protection Sub-Register Commands - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5–42 QUEStionable Status Register - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5–43 VOLTage Sub-Regist[...]

Contents xiv M370046-01 Step 1: Gain Calibration - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - B–4 Step 2: Offset Calibration - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - B–4 Step 3: Recalibrate Gain - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - B–5 Calibrati[...]

Contents xv M370046-01 Query Error List - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - B–6 C Specifications Electrical Specifications for XTR 850 Watt - - - - - - - - - - - - - - - - - - - - - - - - - - - C–2 AC Line Input Specifications for XTR 850 Watt - - - - - - - - - - - - - - - - - - - - - C–3 Remo[...]

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M370046-01 xvii Figure 1-1 XTR 850 Watt Front Panel - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1–4 Figure 1-2 Front Panel Display and Controls - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1–5 Figure 1-3 Rear Panel: 6 V to 40 V Models - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1–6 Figure 1-4 Rear [...]

Fi g u r e s M370046-01 xviii Figure 4-15 Isolated Voltage Monitoring - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4–33 Figure 4-16 Isolated Current Monitoring - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4–33 Figure 5-1 Remote Control Connectors - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5–3 F[...]

M370046-01 xix Table 1-1 XTR 850 Watt Series Vo ltage and Current Ranges - - - - - - - - - - - - - - - - 1–3 Table 2-1 Basic Setup Procedure - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–2 Table 2-2 Current Carrying Capacity for Lo ad Wiri ng - - - - - - - - - - - - - - - - - - - - - 2–6 Table 3-1 Select and Set from[...]

Ta b l e s xx M370046-01 Table 5-17 QUEStionable TEMPerature Status Regist er - - - - - - - - - - - - - - - - - - - - 5–46 Table 5-18 Preset Values of User Configurable Registers - - - - - - - - - - - - - - - - - - - 5–54 Table 5-19 Alarms Bit Mask - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5–71 Table A-1 IE[...]

1 Intr oduction Chapter 1, Introduction, describes th e features of the XTR 850 W att Series Programmable DC Power Supply.[...]

Introduction 1-2 M370046-01 F eatures and Options The XTR 850 W att Series Programmable DC Po wer Supply provides stable, variable output voltage and current for a broad range of development and system requirements . The power su pplies have a high power density and numerous in dustry standard interfaces: • RS-232, RS-485, analog programming (APG[...]

XTR 850 W att Models (firmware v1.09 and below) M370046-01 1-3 1 XTR 850 W att Models (firmware v1.09 and below) T able 1-1 lists the models in the XTR 850 W att se ries covered by this Manual. T able 1-1 XTR 850 W att Series V olt age and Current Ranges Model Output V oltage Output C urrent 6-1 10 0–6 V 0–1 1 0 A 8-100 0–8 V 0–100 A 12-70 [...]

Introduction 1-4 M370046-01 Front P anel Figure 1-1 XTR 850 W a tt F ront P anel Item Description 1 Front panel power switch 2 Front panel display . See Figure 1-2 for details. 3 Air Intake V ents[...]

Fr o n t Pa n e l M370046-01 1-5 1 Front P a nel Display and Controls Figure 1-2 F ront P anel Display and Controls Item Description 1 Rotary Adjust/Ent er control 2 Constant V oltage (CV) Mode LED (green) 3 Output V o ltage Display 4 Constant Current (CC) Mode LED (green ) 5 Output Current Display 6 Alarm Indicator LED (red) 7 OUTPUT ENABLE Main b[...]

Introduction 1-6 M370046-01 Rear P anel Connectors Figure 1-3 Rear P anel: 6 V to 40 V Models Figure 1-4 Rear P anel: 60 V to 150 V Models Figure 1-5 Rear P anel: 300 V to 600 V Models 100 - 240 Vac 47-63 Hz, 11.5 – 6A MADE IN CANADA J5 J6 J3 J1 J2 J4 1 2 3 4 5 7 8 9 10 11 6 47-63 Hz, 11.5 – 6A MADE IN CANADA 100 - 240 Vac SN J3 J1 J6 J5 J2 J4 [...]

Rear P anel Connectors M370046-01 1-7 1 Item Description 1 6 V– 40 V Models: DC Output T erm inal Positive 60 V–150 V Models: DC Output Conn ectors Positive (6.5 mm hole diameter) 300 V–600 V Models: DC Output Connectors Positive (6.5 mm hole diameter) 2 6 V– 40 V Models: DC Outp ut T erm inal Negative 60 V–150 V Models: DC Outp ut Connec[...]

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2 Installation Chapter 2, Installation, provides information and procedures for inspecting, inst alling, and testing the power supply .[...]

Installation 2-2 M370046-01 Basic Setup Procedur e T able 2-1 provides a summary of the basic setup procedure with references to the rele vant sections in this chapter . Refer to this table if you are unfamiliar with the installation requirements for the power supply . Complete each step in the sequence given. T able 2-1 Basic Setup Procedure Step [...]

Step 1: Inspecting and Cleaning M370046-01 2-3 2 Step 1: Inspecting and Cleaning Initial Inspection When you first receive your unit, perform a physical check: 1. Inspect the unit for any scratch es and cracks, broken switches, connectors or displays. 2. Ensure that the packing box contains the 7.5 foot (2.5 m) power cord. 3. If you see external da[...]

Installation 2-4 M370046-01 Step 2: Location and Mounting The power supply may be rack-moun ted or used in benc htop applications. Rack Mounting The XTR 850 W att power supply is desi gned to fill half of a standard 19 inch (483 mm) equipment rack. Units can be combined with the sam e models in the 850 W series for customer applications. Purchasing[...]

Step 3: Connecting AC Input P ower M370046-01 2-5 2 Step 3: Connecting A C Input P ower A C Input Connector The AC input connector is a standard IEC 16 A 250 V male connector located on the rear panel of th e power supply . The AC input cord provided is rated for 30 A, 300 V and appropriate for us e in any country . W ARNING: Shock hazard Disconnec[...]

Installation 2-6 M370046-01 Step 4: Selecting Load W ire s This section provides re commendations for selecting minimum load wire sizes. Load Wiring T o select the wiring for connecting the load to th e power supply , cons ider the following factors: • Insulation rating of the wire. • Current carrying capac ity of the wire. • Maximum load wir[...]

Step 4: Selecting Load Wires M370046-01 2-7 2 Maximum Load Wiring Length F o r Operation W ith Sense Lines Noise and Impedance Effects T o minimize noise pick up or radiation, use shielded twisted pair wiring of the shortest possible length for load sense wires. Connect the shield to the power supply chassis. Where shield ing is impossible or impra[...]

Installation 2-8 M370046-01 Step 5: P erforming Functional T ests The functional test procedures include: • Power-on and front panel func tional checks • V oltage mode operation and current mode operation checks. For information on local operation, see “Local Operation” on page 3–1 for adjusting front pane l controls and settings. Po w e [...]

Step 5: P erforming Functional T ests M370046-01 2-9 2 V oltage and Curr ent Mode Operation Checks T o perform the voltage and current mode operation checks: 1. Ensure that the front panel power switch is in the On position and the output is disconne cted. 2. If the OUTPUT ENABLE Main button is illuminated, press the button to turn off the output. [...]

Installation 2-10 M370046-01 Step 6: Connecting Loads This section describes how to connect loads to the power supply for both single and multiple loads. DC Output Connectors 6 V–40 V Models The 6 V–40 V models are equipped with output terminals, as shown in Figure 1-3 . 60 V–150 V Models The 60 V–150 V models are equipped with output conne[...]

Step 6: Connecting Loads M370046-01 2-11 2 Inductive Loads and Batteries Selecting Diodes The diode must have a voltage rating at least 20% greater t han the power supply's output voltage and hav e a cu rrent rating greater than or equal to the power supply's output rating. Co nn ect the cathod e to the positive output and the anode to th[...]

Installation 2-12 M370046-01 Connecting Single Loads Figure 2-3 shows the recommended load connections for a single load which is sensing its voltage loca lly . Local sense lines shown are the default connections at the rear panel APG J1 connector (see Figure 4-1 on page 4–5 ). The load lines should use the largest gauge an d shortest length of w[...]

Step 7: Connecting Remote Sensing M370046-01 2-13 2 Step 7: Connecting Remote Sensing Remote sensing permits you to shif t the regul ation point of the p ower supply from the output terminals to the load or other distribution terminals. Use shielded twisted pair wiring of 20 to 26 A WG for best noise performance. Make sure that the shield ed twiste[...]

Installation 2-14 M370046-01 3. Connect one end of the shield of th e twisted pair wire to the chassis ground poi nt on the power su pply . 4. Connect the positive sense line (+SNS) from the positive regulation point as close as possible to th e load terminals to pin J1.1. 5. Connect the negative sense line (–SNS) from the return of the load to p[...]

3 Local Oper ation Chapter 3, Local Operation, provides the procedures for local (front panel) operation such as: • Configuring settings. • Operating in constant voltage mode and constant current mode. • Using the protection features. • Using multiple power supplies.[...]

Local Operation 3-2 M370046-01 Introduction Once you have installed the p ower supply and connected both the AC input power and the load (covered in “Installation” on page 2–1 ), the power supply is ready for local opera tion. T o turn the power supply on, see “Powering the Power Supply On/Of f” on page 2–8 . Configuring Settings from t[...]

Configuring Setting s from the F ront P anel M370046-01 3-3 3 Coarse and Fine Adjustment Modes The coarse and fine adju st ment modes are used for setting the voltage and current set points, OVP and UVP settings. Coarse adjustment mode When using local operatio n to set the current and voltage set points, use the coarse adjustment mode (default ) f[...]

Local Operation 3-4 M370046-01 CAP (Current Analog Programming) Select the programming source and select the range. Set the value selected and cycle to the next setting. V AP (V oltage Analog Programming) Select the programming source and select the range. Set the value selected and cycle to the next setting. PGM (Remote Programming) Select the rem[...]

Navigating the Menu System M370046-01 3-5 3 Navigating the Menu System The menu system of the X TR follows a select and set model with the exception of the VOL TS and AMPS modes. See “Setting VOL TS and AMPS Modes” . The general procedur e for setting up the features in the select and set model is: 1. T o select a mode, rotate the 9-posi tion M[...]

Local Operation 3-6 M370046-01 T o access the tracking mode for entering voltage and current: 1. Select the VOL TS or AMPS position on the 9-position mode con trol. If the set point is blinking, the un it is in coarse tracking mode. • When the VOL TS mode is selected, the voltage set point will blink in the output voltage display . • When the A[...]

Navigating the Menu System M370046-01 3-7 3 Normal Display Mode an d Inactivity Timeout Normal display mode appears on the output voltage and current displays when the configuration changes from th e front panel have been completed or when the inactivity timeout occu rs (default is 3 seconds). Normal display mode sh ows the output voltage and curre[...]

Local Operation 3-8 M370046-01 Figure 3-3 F ront P anel Menu System[...]

Display Messages on the F ront P anel M370046-01 3-9 3 Display Messages on the Fr ont P anel The front panel displays o n the power supply will use text as sho wn in Ta b l e 3 - 2 to indicate the status or mode. T able 3-2 F ront P anel Display T ext Display T ext Te x t D e s c r i p t i o n 0 Negative Polarity 232 RS 232 485 RS 485 8888 All segm[...]

Local Operation 3-10 M370046-01 A blinking nu meric value is either a voltage o r current set point in track ing mode. The display in which the set point ap pears, output volt age or output current display , indicates the type of set point, voltage or current. LE U V oltage APG Level Loc Lock LOCL Local OFF Off OCP Over Current Protection O7P Over [...]

Standard Operation M370046-01 3-11 3 Standard Operation The power supp ly can be co ntrolled by two methods, either from the front panel or from any of the remote interfaces. Front panel control is re ferred to as local operation (default setting) while control via any of the remote interfaces is called remo te operation. T o set up the power suppl[...]

Local Operation 3-12 M370046-01 Constant V oltage Mode Operation If the output is enabled and the conf igured current set poi nt is much higher than the requirements for the attached load, then the voltage will rise until it reaches the voltage set poin t. When the output voltage reaches the voltage set poi nt, it stops rising. The unit will contin[...]

Standard Operation M370046-01 3-13 3 To s e t the voltage set poi nt ( V SET ): 1. T urn the 9-position mode control to the VOL T S position or press the rotary Adjust/Enter cont rol if the 9-position mo de control is already at the VOL TS position. The voltage set poi nt is blinking in the output voltage display . The output current will be displa[...]

Local Operation 3-14 M370046-01 Quick Tip Remote operation uses these SCPI commands . See page 5–1. The SCPI command (s) for these instructions are: [[:]SOURce[<channel>]]:VOLTage[:LEVEl][ :IMMediate] [:AMPLitude] T o set the current set point ( I SET ): 1. T urn the 9-position mode contro l to the AMPS position or press the rotary Adjust/E[...]

Enabling the Output M370046-01 3-15 3 Shipped Configuration (Local Oper ation) The power supply is configured for local operation at the factory . See Ta b l e 3 - 3 for a summary of this configur ation. For more information on default settings, see Ta b l e 3-9 on page 3–39 . Enabling the Output Enabling the output on will also tu rn of f the AL[...]

Local Operation 3-16 M370046-01 Enabling the Auxiliary Output T o enable on the auxiliary output: ◆ Press the OUTPUT ENABLE Aux button on the front panel. The OUTPUT ENABLE Aux button will illuminate. T o disable the auxiliary output: ◆ Press the OUTPUT ENABLE Aux button on the front panel again. The OUTPUT ENABLE Aux butto n will not be illumi[...]

Auxiliary Auto Start Mode M370046-01 3-17 3 Auxiliary Auto Start Mode The Auxiliary Auto S tart mode dete rmines the state of the auxiliary output after a complete power cy cle (all front panel LEDS are not illuminated). W ith Auxiliary Auto S tar t mode turned to On, the auxiliary output will be activated after the power supply is powered up again[...]

Local Operation 3-18 M370046-01 Alarms and Error s Several conditions can cause alarms in the XTR. Some conditions are: • From user configurable features. • Controlled in hardware and will tr igger regardless of configuration. All alarms, with the exception of the Fan alarm, will result in the output of the power s upply being disab led. The Fa[...]

Alarms and Errors M370046-01 3-19 3 Clearing Alarms Clearing T riggered and Manual Alarms T o clear a trig gered alarm, u se one of the following methods: • T urn the power supply Off and then On. • Press and hold the rotary Adju st/Enter control for 3 seconds. • Press the reset key combination (F lash Fail ONL Y). See “Resetting the Power [...]

Local Operation 3-20 M370046-01 Clearing Automatic Alarms Some alarms will clear automatically when the condition that caused the alarm is no longer present. When an alarm automatically clears, the output voltage and current dis plays w ill return to normal, but the ALARM LED will remain illuminated to indicat e that an alarm has occurred. If an au[...]

Alarms and Errors M370046-01 3-21 3 Alarm Masking It is possible to completely disable some alarms through the use of the alarm mask. If an alarm is masked th en this masking will prevent it from registering in the SCPI conditions regi sters as well as not triggering the alarm. The alarms that can be masked are identified in Ta b l e 3-4 on page 3?[...]

Local Operation 3-22 M370046-01 Alarm Output Latching When an alarm is triggere d, the output will be disabled with the exception of the Fan alarm. When an alarm is cleared, the alarm output latch determines if the output should be re-e nabled to the state before the alarm occurred or if the outpu t shou ld remain in the off state. Where setting th[...]

Setting F oldback Mode M370046-01 3-23 3 Setting F oldback Mode Foldback mode is used to disable the output when a transition is made between the operating modes. The powe r supply will turn of f/disable the output and lock in fold back mode after a specified delay if t he power supply transitions into CV mode or into CC mode, depending on the fold[...]

Local Operation 3-24 M370046-01 4. Press the rotary Adjust/Enter control to commit the setting once the desired value has been set. 5. The green FLD LED will turn of f an d the display will return to the normal disp lay mode. The SCPI command (s) for these instructions are: [:]OUTPut[<channel>]:PROTection:FOLDbac k[:MODE] [:]OUTPut[<channe[...]

Using Over V oltage Protection (O VP) M370046-01 3-25 3 Using Over V oltage Pr otection (O VP) The OVP circui t protects the load in the event of an anal og programming error , an incorrect voltage control ad justment, or a power supply failure. The OVP circuit monitors the output voltage at th e output of the power supply and will disable the outp[...]

Local Operation 3-26 M370046-01 Defining the O VP Set P o int T o define the OVP set point: 1. T urn the power supply On . Ensure the voltage is lower than the desired set point. 2. Set the output to the desired voltage. OVP can be set without setting desired output voltage first. 3. T urn the 9-position mode control to the PR T position. Pro OUP i[...]

Using Under V oltage Protection (UVP) M370046-01 3-27 3 Using Under V oltage Protection (UVP) The UVP prevents voltage settings be low a set value. The UVP lets you create a voltage window of operation when used in conj unction with the OVP setting. The UVP range is variable from 0 V to OVP SET –10%. The UVP is a protection that become s active a[...]

Local Operation 3-28 M370046-01 Defining the UVP Set P oint T o define the UVP set point: 1. T urn the power supply On . 2. Set the output to the desired voltage. 3. T urn the 9-position mode control to the PR T position. PRo OUP is displayed. 4. T urn the rotary Adjust/Enter control until PRo UUP is displayed. 5. Press the rotary Adjust/Enter cont[...]

Using Over T emperature Protect ion Lock (O TP) M370046-01 3-29 3 Using Over T emperatur e Protection Lock (O TP) The OTP lock protects the power su pply in the event of an over temperature alarm. This alarm could be caused by ven tilation restri ction or overheatin g due to fan failure. T wo modes are available: • Auto recovery (OTP OFF) where t[...]

Local Operation 3-30 M370046-01 Using the External Shutdown Function Use the external shutdown function to enable or disable the output of the power supply via a logic level signal . When the external shutdown is triggered, the power supply will display SD POL on the output voltage and current displays and the ALARM LED will illuminate. The externa[...]

Using the External Shutdown Function M370046-01 3-31 3 Defining the P olarity of the External Shutdown Signal 1. T urn the 9-position mode contro l to the PR T position or press the rotary Adjust/Enter cont rol if the contro l knob is already at the PR T position. PrO OUP is displayed on the output voltage display . 2. T urn the rotary Adjust/Enter[...]

Local Operation 3-32 M370046-01 Interlock Function The Interlock function can be used to wire an external sh utoff switch t hat can be used to enable or disable the power supply output. When the switch is closed the power supply wi ll operate normally . If the switch is opened, the power supply will tr igge r the interlock alarm. The output will be[...]

Hardware Malfunction Alarms M370046-01 3-33 3 P ower On Status Signal Power On S tatus signal indi cates a fault condition in the power supply . Power On S tatus signal is a TTL output signal at Pin J2.13 with reference to COM_ISOLA TED (Pin J2.2 or Pin J2.6). During normal operation, the P ower On Status signal will be high. If the output is disab[...]

Local Operation 3-34 M370046-01 Current Configur ation Memory Settings The power supply will save the unit se ttings at the time of power down. These settings will be loaded when the power is restored to the unit or the power supply is powered up again. T able 3-7 lists the settings that are saved and recalled on a power cycle event. T able 3-7 P o[...]

User Setting Memory Locations M370046-01 3-35 3 User Setting Memory Locations There are three user setting memory locations available for storing frequently used configurations. The se user setting memory locations help to facilitate multiple users of an XTR power supply who h ave dif ferent setups or when multiple loads are used that have dif fere[...]

Local Operation 3-36 M370046-01 4. The setting has now been saved to the selected user setting memory location. The SCPI command (s) for these instructions are: *SAV or [:]SYSTem[<channel>]:SAVE Recalling User Setting Memory Locations This feature recalls settings that were previously saved. T o load user setting memory locations: 1. T urn th[...]

Local Lock out M370046-01 3-37 3 Local Lockout Local lockout is a feature that allows the front panel to be locked so that accidental button presses are ignored. This feature is often used to lockout the front panel when you are controll ing the power supp ly from a remote location. When in local lockout mode, the front panel will display LOCL Loc [...]

Local Operation 3-38 M370046-01 The SCPI command (s) for these instructions are: [:]SYSTem[<channel(s)>]:REMote:STATe[...]

Resetting the P ower Supply M370046-01 3-39 3 Resetting the P ower Supply The reset is used to clear the parame ters to the factor y default values. Soft Reset The soft reset is used to set the para meters (see T able 3-9) to the default values, but it does not reset the calibration constants T o perfor m a soft reset: 1. T urn the power supply to [...]

Local Operation 3-40 M370046-01 Hard Reset The hard reset performs the same func tions as a soft reset, but will also clear all calibration constants. Do no t perform a hard reset unless you are planning to re-ca librate all settings of your p ower supply . T o reset the power supply: 1. T urn the front panel power switch to the Of f position. 2. A[...]

Using Multiple P ower Supplies M370046-01 3-41 3 Using Multiple P ower Supplies Y ou can operate power supplies of the same model with the outputs in series to obtain increased load voltage or with th e outputs in parallel to obtain increased current , also called current sharing. Split supply operation gives you two positive outp uts, or a positiv[...]

Local Operation 3-42 M370046-01 Figure 3-5 Split Supply Operation V V Common Power Supply Power Supply Load[...]

Using Multiple P ower Supplies M370046-01 3-43 3 Configuring Multiple Sup plies for Series Operation A maximum of two power supplies of the same rating can be connected in series to increase the output voltage. Connecting to the Load in Local Sensing Mode Connect the negative (–) output term inal of one power supply to the positive (+) output ter[...]

Local Operation 3-44 M370046-01 Connecting to the Load in Remote Sensing Mode Connect the negative (–) output term inal of one power supply to the positive (+) output terminal of the next power supply . The more positive supply’ s positive sense line should connect to the positive terminal of the load (or distribution point). Its retu rn sense [...]

Using Multiple P ower Supplies M370046-01 3-45 3 Configuring Multiple Supplies for Curr ent Sharing Oper ation (APG Method) Up to four power supplies can be co nnected in parallel to increase the output current. One of the units wi ll operate as the master unit and the remaining units will operate as slave un its controlled by the master unit. The [...]

Local Operation 3-46 M370046-01 Setting Over V o ltage Pr otection (OVP) The master unit’ s OVP should be programmed to th e desired OVP level. The OVP of the slave units should be programmed to a higher va lue than the master OVP . When the master unit shuts down, it will program the outputs of the slave units to zero vo lts. If a slave unit shu[...]

Using Multiple P ower Supplies M370046-01 3-47 3 Connecting to the Load in Loca l Sensing Mode (P arallel Control Method) Connect the power supplies in parallel to obtain a single output supply with a higher output current set poin t. Set all of the outputs to the same voltage before connecting the positive (+) and nega tive (–) terminals in para[...]

3-48 Connecting to the Load in Remote Sensing Mode (P arallel Contr ol Method) Figure 3-9 Load Connections in Remote Sensin g Mode (P arallel Control Method)[...]

4 Analog Pr ogr amming (APG) and Isolated Analog Pr ogr amming (ISOL) Chapter 4, Analog Programming (APG) and Isolated Analog Programming (ISOL) , provides information and procedures for analog and is olated analog programming of the power supply .[...]

Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-2 M370046-01 Introduction The rear panel connectors J1 and J3 provide an option to control and monitor the output of the power supply with analog signals. Connector J1 provides a non-isolated analog interface where all signals are referenced to the negative output terminal of th e po[...]

Introduction M370046-01 4-3 4 Remote Progr amming Options Analog Monitor Signals There are four monitor lines for an alog programming the pin name and the related APG mode, which are listed in T a ble 4-1 . All of these lines are provided to give analog feedback. Th e output from these monitor lines is a value scaled to the Analog Program ming leve[...]

Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-4 M370046-01 Auxiliary Outputs The auxiliary outputs are an additio nal isolated sour ce. The auxiliary output has two outputs: +5 V output on J 3.9 and a +15 V o utput on J3.1 1. The auxili ary output operates independ ently of the main output. It is enabled or disabled from the fro[...]

Introduction M370046-01 4-5 4 Analog Progr amming (APG) Connector J1 The APG connector is a n 18-pin connector . See Figure 4-1. The APG connector provides acc ess to the following functions: • Sense control • Analog programmi ng and monitor ing. Figure 4-1 APG Connector T erminals T able 4-3 APG Pins and Functions J1 Pin Reference Function J1.[...]

Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-6 M370046-01 J1.9 VOL_PR An alog V oltage Pr ogramming Input J1.10 CUR_ PR Analog Current Program ming Input J1.1 1 VOL_RES_PR V oltage Resistive P rogramming In put J1.12 CUR_RES_PR Current Resistive Programming Input J1.13 VOL_MO N 1 V oltage Monito r . The scale of this output is [...]

Introduction M370046-01 4-7 4 Making Control Connections T o connect the output wir es to the APG and DC output con nector: 1. Insert a 3/32 inch slo t-head screwdriver in to the orange-colored box of the connector until the end of the spring is reached. See Figure 4-2 . 2. Hold the co nnector open and in sert the applicable output wire. 3. Remove [...]

Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-8 M370046-01 Wir i n g For most connectors and jumpers, use any suitable wire such as 20 to 26 A WG stranded wire. For lowest noise performan ce, use shielded twisted pair wiring of 20 to 26 A WG of the shortest length possible. Ground the shiel d to pin J1.7 (analog common) on the A[...]

Analog Programming Mode M370046-01 4-9 4 Analog Progr amming Mode For more details about connections for your particular model, see “Rear Panel Connectors” on page 1–6 or “” on page 1–7 . Analog Progr amming W ith External V oltage Sour ce The pin numbers are described in T able 4-3 on page 4–5. CA UTION: Equipment damage The program/[...]

Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-10 M370046-01 V oltage-Controlled V oltage APG Setup Activating APG V oltag e Mode T o activate APG voltage mode using an external vo ltage source: 1. T urn the 9-position mode contro l to the V AP position or press the rotary Adjust/Enter control if the mode control is already at th[...]

Analog Programming Mode M370046-01 4-11 4 Query for Analog V oltage Input Level T o query for analog voltage input level fr om non-isolated input: 1. T urn the 9-position mode contro l to the V AP position or press the rotary Adjust/Enter control if the mode control is already at the V AP position. UAPr is displ ayed on the output voltage display .[...]

Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-12 M370046-01 V oltage-Controlled Curr ent APG Setup Activating APG Current Mode T o activate APG current mode using an external voltage sour ce: 1. T urn the 9-position mode contro l to the CAP position or press the rotary Adjust/Enter control if the mode control is already at the C[...]

Analog Programming Mode M370046-01 4-13 4 Query for Analog Current Input Level T o query for analog curr ent input level fr om non-isolated input: 1. T urn the 9-position mode contro l to the CAP position or press the rotary Adjust/Enter control if the mode control is already at the CAP position. CAPr is displ ayed on the output voltage display . 2[...]

Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-14 M370046-01 Analog Progr amming With External Resistor The pin numbers are described in T able 4-3 on page 4–5. t Figure 4-6 Programming Output V oltage using an External Resistor Figure 4-7 Programming Output Current using an External Resistor J1.9 J1.11 J1.7[...]

Analog Programming Mode M370046-01 4-15 4 Resistive-Controlled V oltage APG Setup T o activate APG voltage m ode using an external r esistor: 1. T urn the 9-position mode contro l to the V AP position or press the rotary Adjust/Enter control if the mode control is already at the V AP position. UAPr is displ ayed on the output voltage display . 2. T[...]

Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-16 M370046-01 Query for Analog V oltage Input Level T o query for analog voltage input level fr om non-isolated input: 1. T urn the 9-position mode contro l to the V AP position or press the rotary Adjust/Enter control if the mode control is already at the V AP position. UAPr is disp[...]

Analog Programming Mode M370046-01 4-17 4 Resistive-Controlled Curr ent APG Setup T o activate APG current mode using an external r esistor sour ce: 1. T urn the 9-position mode contro l to the CAP position to press the rotary Adjust/Enter control if th e contro l knob is alread y at CAP position. CAPr is displ ayed on the output voltage display . [...]

Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-18 M370046-01 Query for Analog Current Input Level T o query for analog curr ent input level fr om non-isolated input: 1. T urn the 9-position mode contro l to the CAP position or press the rotary Adjust/Enter control if the mode control is already at the CAP position. CAPr is displ [...]

Analog Programming Mode M370046-01 4-19 4 V oltage and Curr ent Readback The pin numbers are described in T able 4-3 on page 4–5. Figure 4-8 V oltage Readback Using APG Connector J1 Figure 4-9 Current Readback Using APG Connector J1[...]

Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-20 M370046-01 Isolated Analog Progr amming Mode (ISOL) See “Rear Panel Connectors” on page 1–6 or “” on page 1–7 for more details about connections. A U X Output and Isolated Analog Pr ogramming (ISOL) Connector The AUX Output and Isolated Analo g Programming (ISOL) Conne[...]

Isolated Analog Pro gramming Mode (ISOL) M370046-01 4-21 4 T able 4-4 A UX Output and ISOL Connect or Pins and Functions J3 PIn Reference Function J3.1 AUX_ON_OFF Auxiliary enable/disable J3.2 COM_ISOLA TED Isolated Common (Isolated from Main Output and Communicatio n. Return wire for +5 V, + 1 5 V Auxiliary V oltage. J3.3 IS_VOL_PR_VOL Isolated An[...]

Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-22 M370046-01 CA UTION: Equipment damage Do not drive or apply a voltage to pin s J3.14 (Inter_Lock 1) or to pins J3.15 (Inter_Lock 2).[...]

Isolated Analog Pro gramming Mode (ISOL) M370046-01 4-23 4 Making ISOL Control Connections For most connectors and jumpers, use any suitable wire such as 22 A WG stranded wire. For lowest noi se performance, use shielded twisted pair wiring of 22 A WG . Use the s hortest leads possible. +5 V and +15 V Auxiliary Output reference to pin 2 and 6 (isol[...]

Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-24 M370046-01 V oltage-Controlled V oltage ISOL Setup Activating ISOL Prog ramming V oltage Mode T o activate ISOL pro gramming vo ltage mode with an external voltage source: 1. T urn the 9-position mode contro l to the V AP position or press the rotary Adjust/Enter control if th e m[...]

Isolated Analog Pro gramming Mode (ISOL) M370046-01 4-25 4 Query for ISOL V oltage Input Level T o query for ISOL voltage input level from non-isolated input: 1. T urn the 9-position mode contro l to the V AP position or press the rotary Adjust/Enter control if the control knob is already at the V AP position. UAPr is displ ayed on the output volta[...]

Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-26 M370046-01 V oltage-Controlled Curr ent ISOL Setup Activating ISOL Programming Current Mode 1. T urn the 9-position mode contro l to the CAP position or press the rotary adjust/Enter control if the control knob is a lready at the CAP position. CAPr is displ ayed on the output volt[...]

Isolated Analog Pro gramming Mode (ISOL) M370046-01 4-27 4 Query for ISOL Current Input Level T o query for ISOL current input level from non-isolated input: 1. T urn the 9-position mode contro l to the CAP position or press the rotary Adjust/Enter control if the control knob is al ready at the CAP position. CAPr is displ ayed on the output voltage[...]

Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-28 M370046-01 Analog Progr amming With External Resistor The pin numbers are described in T able 4-4 on page 4–21. Figure 4-13 Programming Output V oltage us ing an Isolated External Resistor Figure 4-14 Programming Output Current us ing an Isolated Ex ternal Resistor[...]

Isolated Analog Pro gramming Mode (ISOL) M370046-01 4-29 4 Resistive-Controlled V oltage ISOL Setup Activating ISOL Programming V oltage Mode T o activate ISOL pr ogramming volta ge mode using an external resistor: 1. T urn the 9-position mode contro l to the V AP position or press the rotary adjust/Enter control if the co ntrol knob is already at [...]

4-30 Query for ISOL V oltage Input Level T o query for ISOL voltage input level from non-isolated input: 1. T urn the 9-position mode contro l to the V AP position or press the rotary Adjust/Enter control if the control knob is already at the V AP position. UAPr is displ ayed on the output voltage display . 2. If the mode is currently nonE then sel[...]

Isolated Analog Pro gramming Mode (ISOL) M370046-01 4-31 4 Resistive-Controlled Curr ent ISOL Setup Activating ISOL Resistiv e-Controlled Curr ent Setup 1. T urn the 9-position mode contro l to the CAP position or press the rotary Adjust/Enter control if the control knob is al ready at the CAP position. CAPr is displ ayed on the output voltage disp[...]

Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-32 M370046-01 Query for ISOL Current Input Level T o query for ISOL current input level fr om non-isolated input: 1. T urn the 9-position mode contro l to the CAP position or press the rotary Adjust/Enter control if the control knob is al ready at the CAP position. CAPr is displ ayed[...]

V olt age and Current Readback (Isolated) M370046-01 4-33 4 V oltage and Curr ent Readback (Isolated) The pin numbers are described in T able 4-4 on page 4–21. Query Remote Control Sour ce State Quick Tip Remote operation uses these SCPI commands . See page 5–1. The SCPI command for these instructions are: [:]SYSTem[<channel>]:REMote:SOUR[...]

Analog Programming (APG) and Isolated Analog Programming (ISOL) 4-34 M370046-01[...]

5 Remote Oper ation Chapter 5, Remote Operation, describes the remote operation of the XTR power supply via the communication ports.[...]

Remote Operation 5-2 M370046-01 Introduction In addition to the front panel in terface, the XTR can be remotely controlled through the various remote interfaces. The XTR implements the SCPI standard as its command line interface for remotely controlling the power supply . Additionally , a sm all subset of legacy Xantrex commands has been provided f[...]

Hardware and Connection Setup M370046-01 5-3 5 Hardwar e and Connection Setup This section provides information on setting up the hardware and is or ganized into setup for each hardware type. Once the setup h as been successfully completed, data can be sent to and responses received from the power supply . Select which hardwa re interface to use an[...]

Remote Operation 5-4 M370046-01 RS-232 Communication Cable with RJ-45 to DB-9 Communication control cable with DB-9 connector (male) on the PC side and RJ-45 shielded connector on th e power supply . The cable length should be 9.84 feet (3 m) o r longer . J6.10 NC – – J6.1 1 RXD+ Input R S-485 receiving J6.12 RX D– Input RS-485 receiving J6.1[...]

Hardware and Connection Setup M370046-01 5-5 5 RS-232 Communication Cable with RJ-45 to DB-25 Communication control cable with DB-25 pinout (male) on the PC side and RJ-45 shielded connector on the po wer supply . The cable length should be 9.84 feet (3 m) o r longer . Figure 5-2 RS-232 Communication Ca ble with DB-9 Pinout RJ-45 plug DB-9 connecto[...]

Remote Operation 5-6 M370046-01 Completing the Setup T o complete the setup: ◆ Configure the XTR to use the 232 remote interface and set up the terminal that will be used on the connected PC. See the sections entitled“Selecting the Appropriate Communication Port” on page 5–20 and “T erminal Configuration” on page 5– 17 for more detail[...]

Hardware and Connection Setup M370046-01 5-7 5 Configuring Remote Control Using RS-485 RS-485 Communication Cable with RJ-45 to DB-9 Communication control cable with DB-9 pinout (female) on the PC side (see Figure 5-2) and RJ-45 shielded connector on the power supply . The cable length sh ould be 9.84 feet (3 m) or longer . T able 5-5 DB-9 Pinouts [...]

Remote Operation 5-8 M370046-01 RS-485 Communication Cable with T wo RJ-45s Use the top connector of th e two 8-pin RJ-45 jacks, as shown in Figure 5-1 , to connect to the RS-485 re mote interface. Communicati on cable with two RJ-45 shielded connectors (see Figure 5-3 ) connecting the master unit to the slave unit. The cable le ngth should be 9.84[...]

Hardware and Connection Setup M370046-01 5-9 5 Configuring Remote Control using the USB Connector The power supply ca n be controlled from a remote terminal using a USB interface. The standard USB connector is located on the rear panel of the XTR 850 W att, as shown in Figure 1-3. Use a standard USB shielded cable up to 9.84 feet (3 m) in length. S[...]

Remote Operation 5-10 M370046-01 7. Click Next. 8. On the Install Hardware Device Dr iver screen, select “Search for a suitable driver for my device (re commended)” and click Next. See Figure 5-8 . Figure 5-7 F ound New Hardware Wizard Figure 5-8 Install Hardw are Device Drivers[...]

Hardware and Connection Setup M370046-01 5-11 5 9. In the Locate Driver Files dialog box, in the field Optional Search Locations, select Specify A Location and click Next. 10. On the next screen, enter the file path “C:FTDI” and click OK. 1 1. On the next screen, select “Driver Files Search Results” and click Next. 12. In Completing the Fo[...]

Remote Operation 5-12 M370046-01 T o verify that the device has been installed: 1. In Control Pane l, go to System, click the Hardware tab and click on Device Manager . 2. On the V i ew menu, select Devices by T ype. 3. T o cha nge the virtual COM port prop e rties, select the USB Serial Port and then Click Properties. This allows you to change ser[...]

Hardware and Connection Setup M370046-01 5-13 5 5. In the COM port list, scro ll to the required COM port. 6. Click OK. Ensure that you do not select a CO M port which is already in use. This selection is particularly useful for programs, such as HyperT erminal, which only work with COM1 through to COM4. Figure 5-11 Communications P ort (COM1) Prop[...]

Remote Operation 5-14 M370046-01 Complete the Setup T o complete the setup: ◆ Configure the XTR to use the USB remote interface and set up the terminal that will be used on the connected PC. See “Selecting the Appropriat e Communication Port” on pag e 5–20 and “T erminal Configuration” on page 5–17 for more details.[...]

Hardware and Connection Setup M370046-01 5-15 5 Ethernet (ENET) or GPIB Connector (Optional) The power supply ca n be programmed from a remote terminal using a General Purpose Interface Bus (GPIB interface) or Ethernet (ENET). If you have a GPIB or ENET card, see the XTR 850 W att GPIB and Ethernet Interface Option Opera ting Manual (Part number M3[...]

Remote Operation 5-16 M370046-01 Multiple P ower Supply Setup Master Setup: ◆ Configure the master XTR by sel ecting the communication interface you wish to use to co mmunication with the Master and follow the setup instruction in this chapter . Slave Setup: 1. T urn the 9-position mode control to PGM. rE is displayed in the output voltage displa[...]

T ermin al Configuration M370046-01 5-17 5 T erminal Configuration The terminal program allows serial communi cation with the power supply . T o use a terminal program, set it up using the parameters from the following sections. If you wish to use HyperT erminal, see “HyperT erminal” on page 5–17 for instructions setting it up. Data F o rmat [...]

Remote Operation 5-18 M370046-01 This is the COM port th at you have your serial cabl e hooked up to or in the case of USB the one that was co nfigured to be used in the FDTI software. 5. Click OK when done. 6. Setup the data format to be used. See “Data Format ” on page 5–17 for details. 7. Set up the Hyper term inal you will need to configu[...]

T ermin al Configuration M370046-01 5-19 5 1 1. Check the following boxes: • Send line ends with line feeds. • Echo typed characters locally . • Append line feeds to incoming line ends. • W rap lines that exceed terminal width. 12. Change the Line delay to 30 milliseconds. 13. Click OK in the ASCII Setup window . 14. Click OK in the Prop er[...]

Remote Operation 5-20 M370046-01 Selecting the Appropri ate Communicati on P ort Five ports are available for remote digital programming and readback: • RS-232 •R S - 4 8 5 •U S B • GPIB (optional) • ENET (optional) T o select a communication port: 1. T urn the 9-position mode control to PGM. rE is displayed in the output voltage display [...]

T ermin al Configuration M370046-01 5-21 5 Multichannel Address Setting The power supply multichann el address can be set to any address between 1 to 30. All units that are connected together via the RS-232 or RS-485 connector must have a unique multichannel address. T o set the address: 1. Select the appropriate communication port as describe d ?[...]

Remote Operation 5-22 M370046-01 Remote Interface Addressing All commands must be is sued with a multichannel address or the device must be selected using the: *adr or :SYST[<channel>]:COMM[:MCH]:ADD R commands. Once a device is selected all comm ands sent without a multichannel address will be handled by the select ed device. The us e of mul[...]

T ermin al Configuration M370046-01 5-23 5 Multichannel Commands Explained The use of multicha nnel addressing a llows you to send messages to one device, more than one de vice or to all devices. Any of the remote interface types can be used to sen d a multichannel co mmand through the device that is physically connected to the PC to all the device[...]

Remote Operation 5-24 M370046-01 Multichannel commands are particularly useful for configuring groups of devices that requ ire id entical configurations. The SCPI Commands for these instructions are: [:]<root command> <ALL|addr1>[,[ ]<addr 2>][,[ ]<addr3>][,...]:<command> <parameter> For example: sour 1, 2, 3, 7:[...]

T ermin al Configuration M370046-01 5-25 5 Status Reporting in SCPI The status reporting implemented in th e XTR is primarily dictated by the SCPI standard. This section provides a high level review of the standard status reporting required by SCPI and then covers the XTR specific reporting that is implemented w ithin the SCPI status reporting fram[...]

Remote Operation 5-26 M370046-01 Figure 5-16 SCPI Status Reporting Model 0 1 2 3 4 5 6 7 Sta ndard Eve nt Sta tus R egist er + 0 1 2 3 4 5 6 7 St a t us B y t e O per ati on Complete Av ail abl e to des igner Request Control Q uer y Err or Devi ce Dependent Err or Ex ecuti on Er r or Command Err or User Request Pow e r On RQ S MAV Av ail abl e to d[...]

Status Registers Model from IEEE 488.2 M370046-01 5-27 5 Status Registers Model fr om IEEE 488.2 The IEEE 488.2 registers shown in the bottom rectangle of Figure 5-1 6 follow the IEEE 488.2 model for status registers. The IEEE 488.2 register only has enable registers fo r masking the summary bits. Figure 5-17 shows the details on the relationshi p [...]

Remote Operation 5-28 M370046-01 Status Byte The Status byte register contains the STB and RQS (MSS) messages as defined in 488.1. Y ou can read the status byte register u sing a 488.1 serial poll or the 488.2 *STB? common command. The *STB? query causes the device to send the contents of the S tatus Byte Register and the Master Summ ary Status (MS[...]

Status Byte M370046-01 5-29 5 Message A vailable (MA V) This bit is TRUE whenever the power supply is ready to accept a request by the Digital Programming Interface to output data bytes. This message is F ALSE when the outp ut queue is empty . Standard Event Status Summary (ESB) This bit is TRUE when a bit is set in the S tandard Event Status Regis[...]

Remote Operation 5-30 M370046-01 Operation Status Register Summary (OSR) This bit is TRUE when a bit in the Operation Event S tatus Register is set and its corresponding bit in the Operat ion S tatus Enable Register is set. Service Request Enable Register The Service Request Enable Register allows you to select the reasons for the power supply to i[...]

Status Byte M370046-01 5-31 5 Standard Event Status Register (SESR) The standard event status register sets bits for specific events during power supply operation. A ll bits in the standard event status registers are set through the error event queue. Th e register is defined by IEEE 488.2 register and is controlled using 488.2 common commands: *ES[...]

Remote Operation 5-32 M370046-01 Figure 5-18 summarizes the Standard Event S tatus Register . Figure 5-18 Summary of Standard Event Status Register Ta b l e 5 - 1 0 Standard Event Status Register Bit Bit W eight Bit Name Description 0 1 Operation Comp lete (OPC) Set if *OPC command has been received and all pending operations have been completed . [...]

Status Byte M370046-01 5-33 5 Operation Complete The Operatio n Comp lete command causes the po wer supply to generate the operation complete message in the Standard Event S tatus Register when all pending o perations have been finished. See bit 0 in T able 5-10 for more details. Command: *OPC, *OPC? W ait-to-Continue Command The W ait-to-Continue [...]

Remote Operation 5-34 M370046-01 Standard SCPI Register Structur e All registers except the SERS and Stat us register s will have the following structure which control how they re port status information. In all subsequent figures that have SCPI registers, this structure will be condensed down into a single block to simplify the figures. The simpli[...]

OPERation Status Register M370046-01 5-35 5 OPERation Status Register The operation status register is a standard SCPI, 16-bit register which contains information about conditio ns which are part of the power supply's normal operation. The Oper ation Status data structure has the operation status register and two sub-registers to represent shu[...]

Remote Operation 5-36 M370046-01 The operation shutdown status register describes the ca use of the power supply shutting down the output. Mo re than one bit may be active and multiple actions will be required to restart the unit. The protecti on shutdown sub-register indicates which protection mechanisms have caused the power supply to shutdown. T[...]

OPERation Status Register M370046-01 5-37 5 T able 5-12 OPERation SHUTdown Status Register Bit Bit W eight Bit Name Description 0 1 PROT ection Reflects the summary of the PROT ection sub- register . 1 2 INT erlock The po wer supply is shut down by INT erlock signal . 2 4 Not Used Not Used 3 8 External Shutdo wn The power supply is shut down by Ext[...]

Remote Operation 5-38 M370046-01 Current SHar e Sub-Register This register shows the state of the current share configuration, which can either be set through the front pa nel Current Share Config menu, or through the SCPI command. The SCPI command (s) for these instructions are: [[:]SOURce]:COMBine:CSHare[:MODE] Ta b l e 5 - 1 4 OPERation CSHare S[...]

OPERation Status Register M370046-01 5-39 5 Operation Status Register Commands The response format for all register queries will be in decimal notation. Query Operation Status Register Event SCPI command: [:]STATus[<channel>]:OPERation[:EVENt]? Query Operation Status Register Condition SCPI command: [:]STATus[<channel>]:OPERation:CONDit[...]

Remote Operation 5-40 M370046-01 Current Sharing Sub-Register Commands Query Current Share Event SCPI command: [:]STATus[<channel>]:OPERation:CSHare[: EVENt]? Query Current Share Condition SCPI command: [:]STATus[<channel>]:OPERation:CSHare:C ONDition? Enable Current Shar e Sub-Register SCPI command: [:]STATus[<channel>]:OPERation[...]

OPERation Status Register M370046-01 5-41 5 Shutdown Sub-Register Commands Query Shutdown Event SCPI command: [:]STATus[<channel>]:OPERation:SHUTdown [:EVENt]? Query Shutdow n Condition SCPI command: [:]STATus[<channel>]:OPERation:SHUTdown :CONDition? Enable Shutdown Sub-Register SCPI command: [:]STATus[<channel>]:OPERation: SHUTd[...]

Remote Operation 5-42 M370046-01 Protection Sub-Register Commands Query Protection Event SCPI command: [:]STATus[<channel>]:OPERation:SHUTdown:PRO Tection[:EVENt]? Query Protection Condition SCPI command: [:]STATus[<channel>]:OPERation:SHUTdown:PRO Tection:CONDition? Enable Protection Sub-Register SCPI command: [:]STATus[<channel>[...]

QUEStionable Status Register M370046-01 5-43 5 QUEStionable Status Register The Questionable Status register is a standard SCPI, 16-bit register that stores information abou t questionable ev ents or status du ring power supply operation. That is, bits in these registers may indicate that the output of the supply is of u ndesirable or questionable [...]

Remote Operation 5-44 M370046-01 Figure 5-21 SCPI QUEStionable Registers F anout 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 VOLTage Not Us ed Not Us ed Not Us ed 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Not Used Over Voltage Protection (OVP) Not Used Under Voltage Pr otection (UVP) Not Us ed Not Used Not Used Not Us ed Not Us ed Not Us ed Not Used Not Used[...]

QUEStionable Status Register M370046-01 5-45 5 T able 5-15 QUEStionable Status Register Bit Bit W eight Bit Name Description 0 1 VOL T age Summary of V oltage Register 1 2 CURRent Not Implemented 2 4 TIME Not Implemented 3 8 POW er Not Implemented 4 16 TEMPerature Summary of T emperature Register 5 32 FREQuency Not Implemented 6 64 PHASe Not Implem[...]

Remote Operation 5-46 M370046-01 V OL T age Sub-Register This shows whether the present volta ge level is over or under th e specified trip limit. TEMP eratur e Sub-Register This shows whether the temperature of critical components is near or over the maximum operating temperature. Ta b l e 5 - 1 6 QUEStionable VOL T age St atus Register Bit Bit W [...]

QUEStionable Status Register M370046-01 5-47 5 Questionable Status Register Commands Query Questionable Status Register Event SCPI command: [:]STATus[<channel>]:QUEStionable[:EVEN t]? Query Questionable Status Register Condition SCPI command: [:]STATus[<channel>]:QUEStionable:CONDi tion? Enable Questionable Status Register SCPI command:[...]

Remote Operation 5-48 M370046-01 V oltage Status Register Commands Query V oltage Status Register Event SCPI command: [:]STATus[<channel>]:QUEStionable:VOLTa ge[:EVENt]? Query V oltage Status Register Condition SCPI command: [:]STATus[<channel>]:QUEStionable:VOLTa ge:CONDition? Enable V oltage Status Register SCPI command: [:]STATus[<[...]

QUEStionable Status Register M370046-01 5-49 5 T emperature Status Register Commands Query T emperature Status Register Event SCPI command: [:]STATus[<channel>]:QUEStionable:VOLTa ge:TEMPerature [:EVENt]? Query T emperature Status Register Condition SCPI command: [:]STATus[<channel>]:QUEStionable:VOLTa ge:TEMPerature :CONDition? Enable [...]

Remote Operation 5-50 M370046-01 SCPI Error/Event Queue The error/event queue contains items that include a numerical and textual description of the error or event. Querying for the full queue item (for example, with SYSTem:ERRor[:NEXT]? ) will return a response with the following syntax: <Error/Event Number>, "<Er ror/Event Descripti[...]

SCPI Error/Event Queue M370046-01 5-51 5 Examples: SYST:ERR? SYST:ERR:EVENT? Responses might be: -102, "syntax error;” 0, "No Error;" Querying F or the Error Code Only It is possible to query for only th e error code. When querying the error code only the response will be the nu meric error code only , no additional description wil[...]

Remote Operation 5-52 M370046-01 Reset Command The Reset command performs a device reset. The Reset command is the third level of reset in a three level reset strategy , set out in IEEE 488.2 (see IEEE 488.2 standard, section 17.1.2). The Reset command shall do the following: 1. Set the device-specific functions to a known state that is independent[...]

SCPI Error/Event Queue M370046-01 5-53 5 Clear All Status Registers Clear Status Command Clears all Event Registe rs, including the Status Byte, the S tandard Event S tatus and the Error Queue. Command: *CLS [:]STATus[<channel>]:CLEar[...]

Remote Operation 5-54 M370046-01 SCPI Pres et Status Configures the status data structures to ensure that certain events are reported at a higher lev el through the status-reporting mechanism. These events are summarized in the mandatory structures, the Operation Status Register and Questionable Status Register . The PRESet command af fects only th[...]

SCPI Error/Event Queue M370046-01 5-55 5 Command Line Help System The Help system is made up of a series of commands that can be used to get help on all availa ble commands and details on their syntax. The Help commands are: [:]SYSTem[<channel>]:HELP[:HEADers]? [:]SYSTem[<channel>]:HELP:SYNTax?'<comm and for which you want help&[...]

Remote Operation 5-56 M370046-01 *ESR?/qonly/ *SRE *SRE?/qonly/ *STB?/qonly/ *SAV *RCL *TRG/nquery/ *ADR *HELP?/qonly/ *ERR?/qonly/ [:]SYSTem:PROTection[:MASK] [:]SYSTem:ERRor[:NEXT]?/qonly/ [:]SYSTem:ERRor:CODE[:NEXT]?/qonly/ [:]SYSTem:ERRor:COUNt?/qonly/ … [:]OUTPut:PROTection:FOLDback[:MODE] [:]OUTPut:PROTection:FOLDback: [:]OUTPut:POLarity [:[...]

SCPI Error/Event Queue M370046-01 5-57 5 Querying Help for Legacy Command Headers The [:]SYSTem[<channel>]:H ELP:LEgacy? query is essentially the same as the [:]SYSTem[<channel>]:HELP[ :HEADers]? command, but it lists legacy Xantrex commands. If ex ecuted it returns all Xantrex legacy commands and queries implemented. The response sha l[...]

Remote Operation 5-58 M370046-01 Querying Help for Command Syntax The SYSTem[<channel>]:HELP :SYNTax? query cause s the device to return a string containing the syntax specification of the command associated with the <comma nd_header>, a description of the command function and any aliases to the command. Each line of the response is tab[...]

SCPI Error/Event Queue M370046-01 5-59 5 Example 3: :SYST:HELP:SYNT? ':VOLT' Gets the response: Set Voltage Setpoint (Immediate) [[:]SOURce]:VOLTage[:LEVel][:IMMediate] [:AMPLitude] ?|<NR2>|MAXimum|MINimum Aliases:[...]

Remote Operation 5-60 M370046-01 Locking and Unlocking the Front P anel Locking out the front panel wi ll prevent any of the buttons from functioning. All the buttons and knobs on the front panel will display the LOCL Loc message to be display on the Current and V oltage displays if pressed or rotated. This mode prev ents any changes to the unit fr[...]

Locking and Unlocking the F ront P anel M370046-01 5-61 5 Setting Dwell Time The dwell time is the amount of tim e that is delayed between each command during the execution of an Auto Sequence program. The dwell time can be from 0 to 180 seco nds and can be change d during the program execution. The dwell time has a minimum step size of 1 second. C[...]

Remote Operation 5-62 M370046-01 :PROG:DWEL 0 :PROG:STOP This program will send a 12 V square wave with 12 0 seconds 50% duty cycle. When the program is finished , the dwell time is resto red to 0 seconds. Saving an Auto Sequence Progr am to File: The following procedure indicates how to save an Auto Sequence program to a text file on the attached [...]

Locking and Unlocking the F ront P anel M370046-01 5-63 5 Another benefit to the readba ck comm and is it allows the auto sequence program to be cap tured and stored on the client side for reloading when the program is to p ersist beyond power cycles. Command: [:]PROGram[<channel>]:READback? For Example: :PROG:START *CLS :VOLT 5.4 :CURR 0.25 [...]

Remote Operation 5-64 M370046-01 4. From the Hyper T erminal (or any ot her terminal program) select the T ransfer>Send T ext File … 5. Navigate to and select the text f ile that was previously stored. Click the Open button. 6. Execute the pr ogram recording stop comma nd: :PROG:STOP 7. Execute the readback co mmand to verify th e entire progr[...]

Locking and Unlocking the F ront P anel M370046-01 5-65 5 :PROG:STAT RUN The output after the last command might be as follows: Xantrex, XTR 150-5.6, SN# E00123456, 1. 00 Build 10, 21/11/2005 Xantrex, XTR 150-5.6, SN# E00123456, 1. 00 Build 10, 21/11/2005 Deleting an Auto Sequence Progr am: It is possible to delete the current Auto Sequ ence Progra[...]

Remote Operation 5-66 M370046-01 :PROG:REP 2 :PROG:STAT RUN The output after the last command might be as follows: Xantrex, XTR 150-5.6, SN# E00123456, 1. 00 Build 10, 21/11/2005 Xantrex, XTR 150-5.6, SN# E00123456, 1. 00 Build 10, 21/11/2005 Xantrex, XTR 150-5.6, SN# E00123456, 1. 00 Build 10, 21/11/2005 Xantrex, XTR 150-5.6, SN# E00123456, 1. 00 [...]

Configure Other Protection Mech anisms M370046-01 5-67 5 Configure Other Pr otection Mechanisms F oldback Protection Foldback protection causes the output of the power supply to shut down if the selected regulat ion mode is en tered and th e configured delay time expires. A delay time may be specified as well. The only way to clear foldback is by p[...]

Remote Operation 5-68 M370046-01 Over T emperature Protection The over temperature protection (OTP) is the alarm that protects the unit in case of ventilation blocka ge, fan failure, or some other event that cause the unit to overheat. The OTP can be masked to disable it. T o mask an alarm, see “Alarm Mask ing” on page 3–21 which maps out the[...]

Configure Other Protection Mech anisms M370046-01 5-69 5 Save and Recall The save and recall of user settings can be done using commands as well as at the front panel. Executing the save and recall commands will have the same outcome as following the procedure outl ined in “Saving User Setting Memory Lo cations” on page 3–35 and “Recalling [...]

Remote Operation 5-70 M370046-01 Set Remote Progr amming Interface The remote source c an be select us ing the following SCPI co mmands. These commands are equivale nt to the procedur e on “V oltage-Controlled V oltage APG Setup” on page 4–10 and “V oltage-Controlled Current APG Setup” on page 4–12 . Commands: [:]SYSTem[<channel>][...]

Configure Other Protection Mech anisms M370046-01 5-71 5 Protection Mask (Enable Alarms) The protection mask allows for the different alarms to be masked, completely disabling them. This me ans that the SCPI status and operations registers will not detect the alarms. Y ou will have no way of knowing the current op eration state of the alarm. The pr[...]

5-72[...]

A SCPI Command Refer ence Appendix A, SCPI Command Reference, provides a summary of the S tandard Commands for Programmable Instruments (SCPI) that are supported by the XTR 850 W att Series Programmable DC Power Supply.[...]

SCPI Command Reference A-2 M370046-01 SCPI Conformance Information Codes and St andards This power supply conforms to th e following international standards: • IEEE Std. 488.2-1992, “IEEE Standard Codes, Formats, Protocols, and Common Commands For Use W ith IEEE Std. 488.1-1987” • IEEE Std. 488.1-1987 “IEEE Standard Digital Interface for [...]

SCPI Conformance Information M370046-01 A-3 A SCPI Command Hierar chy SCPI is an ASCII-based command language designed for use in test and measurement equipment. The comman d structur e is organized around common roots, or node s, which are the building blocks of SCPI subsystems. An example of a common root is CALibration, and some of the comma nds[...]

SCPI Command Reference A-4 M370046-01 Using SCPI Commands This Manual shows SCPI comm ands in the follo wing format: CALibration:CURRent:LEVel {<current>|MI N|MAX} The command is expressed as a mixture of upper- and lowercase letters. The uppercase letters suggest how the comma nd can be abbreviated into a short form. SCPI commands can be sen[...]

SCPI Conformance Information M370046-01 A-5 A The following punctuatio n is not sent with the command string: • Braces ({ }), or curly brackets, identify a selection of choices. Choose one of the enclosed values. • V ertical bars, or pipes , ( | ) ca n be read as “or” an d is used to separate the choices found within the braces. • Angle b[...]

SCPI Command Reference A-6 M370046-01 T erminating Characters Every command string must end with a terminating <new line> character . It is also acceptable to use a <carri age return> followed by a <new line>. T erminating a command string always resets the SCPI command path to the root level. Common Commands The IEEE-488.2 standa[...]

SCPI Conformance Information M370046-01 A-7 A P arameter T ypes Several different data types are defined for use in program messages and response messages. Boolean P arameter s Boolean parameters are single binary conditions such as 1 and 0, or ON and OFF . The following is an exam ple of a command that uses Boolean parameters: SYST:COMM:GPIB:PONS [...]

SCPI Command Reference A-8 M370046-01 SPCI Command T ree The SCPI commands are organized into a tree structure. T o illustrate the tree structure, the following tree has been provided. Each level of indentation presents a branch. The comm and to execute can then be foun d by following the tree from the root or farthest left node all the way down to[...]

SPCI Command T ree M370046-01 A-9 A :ISOLated :RESistive :ISOLated :CURRent :ISOLated :RESistive :ISOLated [:VOLTage] :PROTection [:OVER] :RESTore [:]INITiate [:IMMediate] [:]MEASure :AProgram [:VOLTage] [:DC] :ISOLated [:DC] :CURRent [:DC] :ISOLated [:DC] [:SCALar] [:VOLTage] [:DC]? :CURRent [:DC]? [:]OUTPut :PROTection :CLEar :FOLDback [:MODE] :D[...]

SCPI Command Reference A-10 M370046-01 :POLarity [:POWer] [:STATe] :PowerON [:STATe] :AUXilliary [:STATe] :PowerON [:STATe] [:]PROGram :READback : STATe [:RECord] :STARt :STOP :DELete [:ALL] :REPeat [:STEP] :DWELl [[:]SOURce] :COMBine :CSHare [:MODE] :VOLTage [:LEVEl] [:IMMediate] [:AMPLitude] :PROTection [:OVERvoltage] [:LEVel] :UNDer [:LEVel] :CU[...]

SPCI Command T ree M370046-01 A-11 A [:IMMediate] [:AMPLitude] [:]SENSe: :PROTection :INTerlock [:STATe] :TEMPerature [:LATCh] [:]STATus :PRESet :QUEStionable [:EVENt]? :ENABle :CONDition :PTRansition :NTRansition :VOLTage [:EVENt]? :ENABle :CONDition? :PTRansition :NTRansition :CURRent [:EVENt]? :ENABle :CONDition? :PTRansition :NTRansition :TEMPe[...]

SCPI Command Reference A-12 M370046-01 :OPERation [:EVENt]? :ENABle :CONDition? :PTRansition :NTRansition :CSHare [:EVENt]? :ENABle :CONDition? :PTRansition :NTRansition :SHUTdown [:EVENt]? :ENABle :CONDition :PTRansition :NTRansition :PROTection [:EVENt]? :ENABle :CONDition? :PTRansition :NTRansition :STANdard [:EVENt]? :ENABle :CLEar :SBYTe [:EVE[...]

SPCI Command T ree M370046-01 A-13 A :PROTection :LATCh [:MASK] :RESet :WAIT :TEST? :RESet :IDENtify? :REMote :STATe :SOURce [:VOLTage] :CURRent :COMMunicate :APRogram :LEVel [:VOLTage] [:ISOLated] :CURRent [:ISOLated] [:MCHannel] :ADDRess :SAVE :RECall :VERSion? :ERRor [:NEXT]? :CODE [:NEXT]? :COUNt? :HELP [:HEADers]? :SYNTax?[...]

A-14 M370046-01 SCPI Co mmand Referen ce SCPI Command Summary The SCPI commands sup ported by this progra mmable power supply are described in the tables in the remainder of this section. The se tables use the followi ng column headings: • Function The commonly used name for the function. • SCPI Command The full command in long form. • Descri[...]

SPCI Command T ree M370046-01 A-15 A Display All SCPI Command Headers *HELP? Display all the SCPI command headers available on this device. Ye s Identification Query *IDN? [:]SYSTem[<channel>]:IDENtify? Query device identification string. Ye s Operation Complete Command *OPC Operation Complet e Command N/A Query Operation Complete Command *OP[...]

A-16 M370046-01 SCPI Co mmand Referen ce Tr i g g e r *TRG T rigger system N/A Self-T est Query *TST? [:]SYSTem[<channel>]:TEST? Perform unit Self T est (Pass=0). Ye s Wa i t To Continue *WAI [:]SYSTem[<channel>]:WAIT W ait to continu e command. N/A T able A-2 Readback Commands Function SC PI Command Description P arameter and Range Que[...]

SPCI Command T ree M370046-01 A-17 A T able A-3 SCPI Commands for Output Control Function SCPI Comm and Description P arameter and Range Query Set Current Sharing Mode [[:]]SOURce[<channel>]]:COMBine :CSHare[: MODE] Set the XTR to op erate in the current shar e master or slave mode. If only a single unit is being used it should be set t o mas[...]

A-18 M370046-01 SCPI Co mmand Referen ce T able A-4 SCPI Commands for Calibration Function SC PI Command Description Pa r a m e t e r a n d Range Quer y Resto re Factory Calibration [:]CALibration[<channel>]:RESTore Restores the calibration to the factory defaults. N/A N/A Calibrate OVP protection . [:]CALibration[<channel>][:VOLTage] :[...]

SPCI Command T ree M370046-01 A-19 A Calibrate the V oltage controll ed Isolated Current APG feature [:]CALibration[<channel>]:MONitor :CURRent:ISOLated Calibrate the isolated current monitor sign al system. ? | <NR1> | <nothing for interactive mode> Ye s Calibrate the V oltage APG Input [:]CALibration:INPut :ANALog[:VOLTage] Cali[...]

A-20 M370046-01 SCPI Co mmand Referen ce Calibrate the V oltage controlled Isolated Current APG feature [:]CALibration[<channel>]:OUTPut :ANALog:CURRent:ISOLated Calibrates the current analog program ming system. ? | <NR1> | <nothing for interactive mode> Ye s Calibrate the Resi stive controlled Non Isolated V oltage APG feature [[...]

SPCI Command T ree M370046-01 A-21 A Get Output Calibration Parameters [:]CALibration[<channel>]:PARameter [:OUTPut] Queries and loads the output calibratio n parameters in arbitrary program block data format. ?|<arbitrary program block data> Ye s Get Analog Progra mming Calibration Parameters [:]CALibration[<channel>]:PARameter :[...]

A-22 M370046-01 SCPI Co mmand Referen ce T able A-7 SCPI Commands for P ower Function SC PI Command Description Pa r a m e t e r a n d Range Quer y Shutdown Logic Control [:]OUTPut:POLarity Sets the TTL level that will trigger an External Shutdown. ?|HIGH|LOW Ye s Main Output Control [:]OUTPut[:POWer][:STATe] Control Main Output State (Enable/Disab[...]

SPCI Command T ree M370046-01 A-23 A T able A-9 System Commands Function SCPI Comm and Description P arameter and Range Query Set the menu system timeout [:]SYSTem:FPANel[:TIMeout] Sets the menu system timeout. <1–20 to one decimal place seconds> Ye s Resets the Instrument to default values. [:]SYSTem[<channel>]:RESet Resets all value[...]

A-24 M370046-01 SCPI Co mmand Referen ce Query the Error Queue for the number of entries. [:]SYSTem[<channel>]:ERRor:COUNt? Returns the number of errors currently in the error queue. Ye s Select V oltage Analog Programming Input V oltage Input Level/ Range [:]SYSTem[<channel>]:COMMunicate :APRogram:LEVel[:VOLTage][:ISOLated] Select leve[...]

SPCI Command T ree M370046-01 A-25 A Setup the Current control APG source [:]SYSTem[<channel>]:REMote:SOURce :CURRent Alter or query the state of the remote prog ramming current APG source. ?|LOCal|AVOLtag e|IAVoltage|ARE Sistive|IAResis tive Ye s Set Front Panel lock state. [:]SYSTem[<channel>]:REMote:STATe Change front panel control m[...]

A-26 M370046-01 SCPI Co mmand Referen ce Set Alarm Output Latches [:]SYSTem:PROTection:LATCh Sets the Alarm Output Latches. See T abl e 3-6 on page 3–22. ?| <Sum of output latch flags> Ye s Ta b l e A - 1 0 Status Commands Function SC PI Command Description Pa r a m e t e r a n d Range Quer y Query Operation Status Condition Regis ter [:]ST[...]

SPCI Command T ree M370046-01 A-27 A Query Operation Sta tu s Shutdown Condition Register [:]STATus[<channel>]:OPERation :SHUTdown:CONDition? See T able 5-12 on page 5– 37. Query the Operation Shutdown Condition Register Ye s Set Operation Sta tu s Shutdown Enable Register [:]STATus[<channel>]:OPERation :SHUTdown:ENABle Access the Ope[...]

A-28 M370046-01 SCPI Co mmand Referen ce Query Operation Status Shutdown Protection Condition Regis ter [:]STATus[<channel>]:OPERation :SHUTdown:PROTection:CONDition? Query the Operation Shutdown Protection Condition Register . See T able 5-12 on page 5– 37 . Ye s Set Operation Status Shutdown Protection Enable Regis ter [:]STATus[<chann[...]

SPCI Command T ree M370046-01 A-29 A Set Operation Sta tu s Shutdown Protection Positive T ransition Register [:]STATus[<channel>]:OPERation :SHUTdown:PROTection:PTRansition Access the Operation Shutdown Protection Positive T rans Filter Register . See T able 5-12 on page 5– 37. ?|<T ransition Flags - (0–65535)> Ye s Query Operation[...]

A-30 M370046-01 SCPI Co mmand Referen ce Preset Enable, Positive T ransition and Negative T ransition Status Registers [:]STATus[<channel>]:PRESet Restores the configuration of the SCPI status registers to known reporting conditions, IE Transition registers and enable register . See “Status Reporting in SCPI” on page 5–25 for more detai[...]

SPCI Command T ree M370046-01 A-31 A Query Questionable Status Current Condition Register [:]STATus[<channel>]:QUEStionable :CURRent:CONDition? See T able 5-15 on page 5– 45. Ye s Set Questionable Status Current Enable Register [:]STATus[<channel>]:QUEStionable :CURRent:ENABle See T able 5-15 on page 5– 45. ?|<Enable Flags-(0– [...]

A-32 M370046-01 SCPI Co mmand Referen ce Set Questionable Status T emperature Negative T ransition Regis ter [:]STATus[<channel>]:QUEStionable :TEMPerature:NTRansition Access the Questionable T emp Negative T rans Filter Regist er . See T able 5-15 on page 5– 45 . ?|<T ransition Flags - (0–65535)> Ye s Set Questionable Status T empe[...]

SPCI Command T ree M370046-01 A-33 A Set Questionable Stat us V oltage Negative T ransition Register [:]STATus[<channel>]:QUEStionable :VOLTage:NTRansition Access the Questionable V oltage Negative T rans Filter Register . See T able 5-15 on page 5– 45. ?|<T ransition Flags - (0–65535)> Ye s Set Questionable Stat us V oltage Positiv[...]

A-34 M370046-01 SCPI Co mmand Referen ce Ta b l e A - 1 1 Protection Commands Function SC PI Command Description Pa r a m e t e r a n d Range Quer y Enable the interlo ck functionality . [:]SENSe[<channel>]:PROTection :INTerlock[:STATe] Control the Enable/D isable state of the Interlock System. ?|ON|OFF Ye s Ta b l e A - 1 2 Auto Sequence Com[...]

SPCI Command T ree M370046-01 A-35 A Set the Program Command Execution Delay T ime [:]PROGram[<channel>][:STEP]:DWEL1 Sets the amount of time to delay between comm ands in a Sequence. ?|<Dwell time in seconds> Ye s Read the current contents of the Autosequence programming buf fer . [:]PROGram[<channel>]:READback? Read the curr ent[...]

A-36[...]

B Calibr ation and T r oubleshooting Chapter B, Calibration and T roubleshooting, contains information and procedur es for calibrating and troubleshooting the power supply .[...]

Calibration and T r oubleshooting B-2 M370046-01 Introduction The calibration of the powe r supply is software dependent, and there are no potentiometers to adjust. Calibration is performed via SCPI commands. The following items ne ed to be calibrated: • Programmed voltage • V oltage readba ck • Programmed current • Current readback • Non[...]

Calibration and T roubleshooting M370046-01 B-3 6 Main V oltage and Curr ent Calibration Principle Understanding the Pr oblem Figure B-1 illustrates two sources of an alog programming error: gain error and of fset error . Gain error is the departure from the ideal slope of the measur ed versus progra mmed line. Of fset error is the magnitude of the[...]

Calibration and T r oubleshooting B-4 M370046-01 Step 1: Gain Calibration Adjust the gain so that the real line and ideal line intersect at a programmed value of 90%. Step 2: Offset Calibration Adjust the of fset so that the real and ideal lines intersec t at a programmed value of 10%. Figure B-2 Calibration: Step 1 Gain Calibration Figure B-3 Cali[...]

Calibration and T roubleshooting M370046-01 B-5 6 Step 3: Recalibrate Gain Repeat Step 1 for best results. Figure B-4 Calibration: Step 3 Recalibrate Gain[...]

Calibration and T r oubleshooting B-6 M370046-01 Calibrating the Output V oltage Gain calibration of the power supply has the greatest af fect on the accuracy in the high voltage ra nge. Of fset calibration has the greatest affect on accuracy of the power supply at low voltages. The same calibration command is used for the gain and offset calibrati[...]

Calibration and T roubleshooting M370046-01 B-7 6 After performing offset cali bration, Xantrex recommends that you repeat gain calibration. The SCPI Command (s) for these instructions are: [:]CALibration[<channel>]:OUTPut{:VOLTa ge]{<voltmeter reading in volts>} Calibrating the Output Curr ent Gain Calibration T o perform gain calibrat[...]

Calibration and T r oubleshooting B-8 M370046-01 Offset Calibration Offset calibration of the power supply provides the best accuracy in low- range current. T o perform offset calibr ation: 1. After performing gain calibration, set the current to 10% from the nominal. 2. Read the cu rrent value on the ammeter display . 3. T ype SCPI command with th[...]

Calibration and T roubleshooting M370046-01 B-9 6 Over V oltage Pr otection Calibration T o calibrate the over voltage protection: 1. T urn on the power supply . 2. Select the V AP mode to be Off. 3. Set the voltage set point to be 90% of the model vo ltage and the current to be 10% of the model current. 4. T urn on the main power output. 5. Execut[...]

Calibration and T r oubleshooting B-10 M370046-01 Non-isolated Analog Progr amming Calibration Prior to this, the main outp ut must be calibrated first. Non-isolated V oltage Monitoring Calibr ation T o calibrate the non-isolated voltage monitoring: 1. Disconn ect the load a nd connec t t he voltmeter to the output. 2. Connect the voltmeter to the [...]

Calibration and T roubleshooting M370046-01 B-11 6 Non-isolated Current Monitoring Calibr ation T o calibrate the non-isolated current monitoring: 1. Short the main output with a shunt. Connect a multim eter to measure the voltage acro ss the shunt. 2. Connect the voltmeter to the non-is olated current mo nitoring output lines (J1.12 - J1.7). 3. Se[...]

Calibration and T r oubleshooting B-12 M370046-01 Non-isolated V oltage Progr ammi ng of V olta ge Calibration T o calibrate the non-isolated voltage programming of voltage: 1. Disconn ect the load a nd connec t t he voltmeter to the output. 2. Connect the input voltage so urce to the non-isolated connecto r , voltage programmin g (J1.9 - J1.7). 3.[...]

Calibration and T roubleshooting M370046-01 B-13 6 Non-isolated Resistive Pr ogramming of V o ltag e Calibrati on T o calibrate the non-isolated r esistive pr ogramming of voltage: 1. Disconn ect the load a nd connec t t he voltmeter to the output. 2. Connect the 4.000k Ω resistor to the non-isolated connector , resistive programming of voltag e, [...]

Calibration and T r oubleshooting B-14 M370046-01 Non-isolated V oltage Progr amming of Current Calibr ation T o calibrate the non-isolated voltage programming of current: 1. Short the main output with a shunt. Connect a multim eter to measure the voltage acro ss the shunt. 2. Connect the input voltage so urce to the non-isolated connecto r , curre[...]

Calibration and T roubleshooting M370046-01 B-15 6 Non-isolated Resistive Progr amming of Current Calibration T o calibrate the non-isolated r esistive pr ogramming of current: 1. Short the main output with a shunt. Connect a multim eter to measure the voltage acro ss the shunt. 2. Connect the 4.000 k Ω resistor to the non-isolated connector (APG [...]

Calibration and T r oubleshooting B-16 M370046-01 Calibration Pr ocedure for Isolated Modes The main output and the non-isolated mode must be calibrated first. Isolated V oltage Monitoring Calibration T o calibrate the isolated voltage monitoring: 1. Disconn ect the load a nd connec t t he voltmeter to the output. 2. Connect the voltmeter to the is[...]

Calibration and T roubleshooting M370046-01 B-17 6 Isolated Current Monitoring Calibr ation T o calibrate the isolated current monitoring: 1. Short the main output with a shunt. Connect a multim eter to measure the voltage acro ss the shunt. 2. Connect the voltmeter to the Isolat ed monitoring outp ut lines (J3.10 and J3.6). 3. Set the current APG [...]

Calibration and T r oubleshooting B-18 M370046-01 Isolated V oltage Programmin g of V oltage Calibr ation T o calibrate the isolated vo ltage programming of voltage: 1. Disconn ect the load a nd connec t t he voltmeter to the output. 2. Connect the input voltage source to the Isolated connector (J3.3 and J3.6). 3. Set the V oltage APG level to 4 V [...]

Calibration and T roubleshooting M370046-01 B-19 6 Isolated Resistive Pr ogramming of V oltage Calibration T o calibrate the isolated resi stive pr ogramming of voltage: 1. Disconn ect the load a nd connec t t he voltmeter to the output. 2. Connect the 4.000 k Ω resistor to the isolated connector . One terminal to resistive programming of voltage [...]

Calibration and T r oubleshooting B-20 M370046-01 Isolated V oltage Programming of Curr ent Calibration T o calibrate the isolated vo ltage programming of current: 1. Short the main output with a shunt. Connect a multim eter to measure the voltage acro ss the shunt. 2. Connect the input voltage source to the Isolated connector (J3.4 - J3.6). 3. Set[...]

Calibration and T roubleshooting M370046-01 B-21 6 Isolated Resistive Pr ogramming of Current Calibr ation T o calibrate the isolated resi stive pr ogramming of current: 1. Short the main output with a shunt. Connect a multim eter to measure the voltage acro ss the shunt. 2. Connect the 4.000 k Ω resistor to the isolated connector . One terminal t[...]

Calibration and T r oubleshooting B-22 M370046-01 Calibr ating the Input V oltage APG Signal The input voltage APG calibration is nece ssary to ensure accurate measurements when using the :MEAS:APR? and :MEAS:APR:ISOL? SCPI command queries to monitor the APG input signal. Gain Calibration T o calibrate the V A P APG input gain: 1. Connect a voltmet[...]

Calibration and T roubleshooting M370046-01 B-23 6 4. T ype SCPI input V oltage calibratio n command with voltage noted i n step 3 as the parameter “data”. For example, you wo uld type :CAL:INP:ANAL :CURR 0.43 if you read 0.43 volts from the voltmeter . After performing offset cali bration, it is highly recommended that you repeat gain calibrat[...]

Calibration and T r oubleshooting B-24 M370046-01 Offset Calibration Offset calibration of the power supply provides the best accuracy in low- range input current. T o perform offset calibr ation: 1. Set the voltage source a ttached to the non-isol ated cu rrent APG input to 10% of the nominal current level, in this case 0.400 V . 2. T urn the outp[...]

Calibration and T roubleshooting M370046-01 B-25 6 Storing and Loading Calibration P arameters Xantrex recommends that you save all the calibrati on parameters in a text file so they can be reloaded in the ev ent of a flash failure or a mistake in calibration. T o get the calibration data, execut e the following commands and save the response in a [...]

Calibration and T r oubleshooting B-26 M370046-01 By saving and reloadin g the ca libration parameters using these commands, you can calibrate the XTR for maximum accuracy for a specific load and then switch loads and load a calibration set that is accurate at maximum accuracy for the new load. Restore F actory Calibration T o restore factory calib[...]

Calibration and T roubleshooting M370046-01 B-27 6 User Diagnostics If your power su pply is not performing as descri bed in this Manual, read through the procedures and checks in this chapter before calling your service technician. These procedures are limited to operator level functions only . They do not requi re cover- off servicing o f the uni[...]

Calibration and T r oubleshooting B-28 M370046-01 T roubleshooting for Operator s Refer to T able B-1 to ensure that the power supply is configured and connected for normal operatio n. If you require any further troubleshooting assistance, call your service technician. See “Contact Information” on page iii . T able B-1 T roubleshooting Symptom [...]

B Erro r Messag es Appendix B, Error Messages, provi des information on the error messages which may appe ar . Errors are placed in a queue as they are detected.[...]

Error Messages B-2 M370046-01 Error Messag es Errors are placed in a queue as they a re detected. The queue works on a first in, first out (FIFO) ba sis. If the qu eue overflow s, the last error in the queue is replaced with error –350, “Queue Overflow”. When all errors have been read from the queue, furthe r error queries return 0, “No err[...]

Error Messages M370046-01 B-3 B Command Error List An error in the range [-199, -100] indicates that an IEEE 488.2 syntax error has been detected by the instru ment’ s parser . The occurrence of any error in this class causes the command e rror bit (bit 5) in the Event Status Register to be set. T able B-1 Command Error List Error Code Error Mess[...]

Error Messages B-4 M370046-01 Execution Error List An error in the range [-299, -200] indicat es that an error has been detect ed by the instrument’ s execu tion control block. The occurrenc e of any error in the class causes the execution erro r bit (bit 4) in the Event Status Register to be set. Execution errors are reported by the device after[...]

Error Messages M370046-01 B-5 B Device-Specific Error List An error in the range [-399, 300] or [1, 3276 7] indicates that the instrument has detected an error wh ich is not a command error , a query error , or an execution error; some device operations did not pro perly complete, possibly due to an abnormal hardware or firmware condition. These co[...]

B-6 Query Error List An error number in the range [-499 , -400] indicates that the output queue control of the instrument has detected a problem with the message exchange protoc ol described in IEEE 488.2, chapter 6. The occurrence of any error in this class c auses the query error bit (bit 2) in the Event S tatus Register to be set. T able B-4 Que[...]

C Specifications Appendix C, Specifications, provides the product specifications for the XTR 850 W att Series Pr ogrammable DC Power Supply. • These specifications are re presented over the full operating temperature range. • Nominal line input voltage should be assumed unless otherwise stated. • All sense lines are configured for local opera[...]

C-2 M370046-01 Specifications Electrical Specifications for XTR 850 W att T able C-1 XTR 850 W att Electrical Specifications for 6 V to 600 V Models Models 6-110 8-100 12-70 20-42 33-25 40-21 60-14 80-1 0.5 100-8.5 150-5.6 300-2.8 600-1 .4 Output Ratings: Output V oltage 1 Output Current 2 Output Power 3 6 V 11 0 A 670 W 8 V 100 A 810 W 12 V 70 A 8[...]

M370046-01 C-3 Electrical Specificat ions for XTR 850 W att C Efficiency 11 75/77% 77/80% 81/84% 82/85% 83/86% 83/87% 83/8 7% 83/87% 83/87% 83/87% 83/87% 83/87% 1.Maximu m output voltage is guara nteed to be ≤ 0.1% of the rated voltage at zero output setting, using the front pan el or digital remote pr ogramming mo des. 2.Maximum output current i[...]

C-4 M370046-01 Specifications Remote Operation T able C-2 Remote Operation Progr amming Mode APG ISOL Digital V oltage and Current Outp ut V o ltage Programming 0–100%. V oltage control range is 0.0 to 2.0- 10.0V in 0.1V incr ements. V otage and Current Output Resistive Programming 0-100%. Resistive control rang e is 0.0 to 2.0 - 10.0K in 0.1K in[...]

M370046-01 C-5 Common Specifications for All Models C Common Specifications for All Models Output P erformance Spec ifications Aux output 1 1.Current: 0.51A minimum guaranteed, 0. 72A typically available. Overcurrent protection (each outpu t) is automatic, non-latching . When OCP is tripped the aux voltage folds back and will recover to nominal co [...]

C-6 M370046-01 Specifications Environmenta l Specifications (Indoor use) Operating T emperature Range 0 °C to 50 °C, 100% load Storage T emperature Range –20 °C to 70 °C Operating Humidity Range 30–90% RH (n o condensation) Stor age Humidity Range 10– 95% RH (no condensation) Operating Altitude Up to 6,500 f eet (2,00 0 m) Installation Ca[...]

Common Specifications for All Models M370046-01 C-7 C Figure C-1 XTR 850 W att Mechanical Dimensions: 6 to 4 0 V Models 8.4 in. 214.2 mm 1.05 in. 26.8 mm 1.72 in. 43.6 mm Optional DC output cover 1.98 in. 50.2 mm 18.9 in. 479.9 mm 18.5 in. 469.9 mm 17. 99 in. 456.9 mm .60 in. 15.2 mm .26 in. 6.5 mm x 2 1.61 in 40.9 mm 17.32 in. 439.9 mm .30 in. 7.6[...]

Specifications C-8 M370046-01 Figure C-2 XTR 850 W att Mechanical Dimensions: 60 V to 600 V Models 43.6 mm 1.7 in. 214.2 mm 8.4 in. 0.22 in. 7.2 mm 0.28 in. 447.5 m m 17.6 in. 5.5 mm[...]

M370046-01 WA-1 W arranty and Pr oduct Information Wa r r a n t y What does this warranty cover? This Limit ed W arranty is provid ed by Xantrex T echnology Inc. ("Xantrex") and covers defects in workm anship and materials in your XTR 850 W att Series Programmable DC Power Supply. Th is warranty period la sts for five (5) years from the d[...]

W arranty and Return WA-2 M370046-01 What proof of pur chase is requir e d? In any warranty claim, da ted proof of purchase must accompany the product and th e product must not have been disass embled or modifi ed without prior written authorization by Xantrex. Proof of purchase may be in any one of the following fo rms: • The dated purcha se rec[...]

W arranty and Return M370046-01 WA-3 Exclusions If this product is a consumer product, federal law do es not allow an exclusion of implied warranties. T o the extent you are entitl ed to implied warranties un der federal law , to the extent permitted by appli cable law they are limited to the duration of this Limit ed W arranty . Some states a nd p[...]

W arranty and Return WA-4 M370046-01 Return Procedur e 1. Package the unit safely , preferably using the original box and packi ng materials. Please ensure that your product is ship ped fully insured in t he original packaging or equivalent. Th is warranty will not apply where the product is damaged due to improper packaging. 2. Include the followi[...]

M370046-01 IX–1 Numerics 7 segment font, use o f vi 9-position mode control knob illustrated 3–2 positions described 3–3 A AC input connector , 850 W defined 2–5 illustrated 1–7 active power factor correction 1–2 alarm conditions 3–18 ALARM LED clearing 3–20 illuminated 3–20 latched 3–15 alarm output latchin g, defined 3–22 al[...]

Index IX–2 M370046-01 front panel displ ay 7 segment font 3–9 illustrated 1–5 G gain calibration, ef fect of B–6 gain error , described B–3 I IEEE GPIB cable 5–15 Std. 488.1 1987 A–2 Std. 488.1999 2 17.1.2 5–52 Std. 488.2 1992 A–2 Std. 488.2 1999 12.5.2 5–52 Std. 488.2 1999 12.5.3 5–52 Std. 488.2 Register Model 5 –27 Std. 48[...]

Index M370046-01 IX–3 described 3–7 , 3–35 number available 3–35 stored values 3–35 W warranty out of warranty service WA–4 terms and conditions WA–1 X Xantrex contact information iii[...]

IX-4[...]

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Xantrex Technology Inc. 1 800 733 5427 (toll free North America) 1 858 450 0085(direct) 1 858 458 0267 sales@programmablepower.com service@programmablepower.com www.programmablepower.com M370046-01 Printed in USA[...]