Omega CNiS8 manuale d’uso

U ser ’ s Guide omega.com e-mail: info@omega.com iSeries info: omega.com/specs/iseries For latest product manuals omegamanual.info ® ® Shop on line at USA MADE IN Pr ocess/Strain Gauge Contr oller Manual CNiS8, CNiS8C, CNiS8DH, CNiS8DV , CNiS16, CNiS16D, CNiS32[...]

It is the policy of OMEGA to comply with all worldwide safety and EMC/EMI regulations that apply . OMEGA is constantly pursuing certification of its products to the European New Approach Directives. OMEGA will add the CE mark to every appropriate device upon certification. The information contained in this document is believed to be correct but OME[...]

T ABLE OF CONTENTS Part 1: Introduction ............................................................................................ 2 1.1 Description ................................................................................. 2 1.2 Safety Considerations ............................................................... 3 1.3 Before Y ou Begin .[...]

LIST OF FIGURES: Figure 2.1 Front Panel Display ..................................................................... 5 Figure 2.2 Rear Panel Power and Output Connections ............................. 5 Figure 2.3 Rear Panel Input Connections ................................................... 6 Figure 2.4 Main Power Connections ...................[...]

NO TES, WARNINGS and CA UTIONS Information that is especially important to note is identified by following labels: • NOTE • W ARNING or CAUTION • IMPORT ANT • TIP NOTE: Provides you with information that is important to successfully setup and use the Programmable Digital Meter . CAUTION or W ARNING: T ells you about the risk of electrical s[...]

P ART 1 INTRODUCTION 1.1 Description This device can be purchased as monitor (read process value only) or as a controller . • The i Series Strain and Process controllers can measure a wide variety of DC voltage and current inputs for all common load cells, pressure transducers and strain gauge type of transducer . It offers unparalleled flexibili[...]

1.2 Safety Considerations This device is marked with the international caution symbol . It is important to read this manual before installing or commissioning this device as it contains important information relating to Safety and EMC (Electromagnetic Compatibility). This instrument is a panel mount device protected in accordance with EN 61010-1:20[...]

1.3 Before Y ou Begin Inspecting Y our Shipment: Remove the packing slip and verify that you have received everything listed. Inspect the container and equipment for signs of damage as soon as you receive the shipment. Note any evidence of rough handling in transit. Immediately report any damage to the shipping agent. The carrier will not honor dam[...]

P ART 2 SETUP 2.1 Front Panel Figure 2.1 Front Panel Display T able 2.1 Front Panel Annunciators 1 Output 1/Setpoint 1/ Alarm 1 indicator 2 Output 2/Setpoint 2/ Alarm 2 indicator a /MENU Changes display to Configuration Mode and advances through menu items* b /PK/GRS Used in Program Mode and Peak or Gross Recall* c /T ARE Used in Program Mode and t[...]

Figure 2.3 Rear Panel Input Connections T able 2.2 Rear Panel Connector POWER AC/DC Power Connector: All models INPUT Input Connector: All models PR (Process) / ST (Strain) OUTPUT 1 Based on one of the following models: Relay SPDT Solid State Relay Pulse Analog Output (V oltage and Current) OUTPUT 2 Based on one of the following models: Relay SPDT [...]

2.3 Electrical Installation 2.3.1 Power Connections Caution: Do not connect power to your device until you have completed all input and output connections. Failure to do so may result in injury! Connect the main power connections as shown in Figure 2.4. Figure 2.4 Main Power Connections T able 2.3 Fuse Requirements FUSE Connector Output T ype For 1[...]

2.3.2 Process Current The figure below shows the wiring hookup for Process Current 0 – 20 mA. Figure 2.5 Process Current Wiring Hookup (Internal and External Excitation) 2.3.3 Process V oltage The figure below shows the wiring hookup for Process V oltage 0 – 100 mV , 0 – 1 V , 0 – 10 V . Figure 2.6 a) Process V oltage Wiring Hookup b) Proce[...]

2.3.4 Strain Gauge The figure below shows the wiring hookup for 4-wire bridge input. Figure 2.7 a) 4-Wire V oltage/Bridge Input b) 4-Wire Bridge Input with with Internal Excitation External Excitation Wiring Wiring Hookup Hookup In 4-Wire connections the voltage drop across long excitation lead wires of strain gauge bridge may cause measurement err[...]

2.3.4 Strain Gauge (continued) The figure below shows V oltage (bridge with amplified output) input with internal excitation. Where: +S: signal plus -S: signal return +Ext: excitation plus -Ext: excitation return +E: plus excitation sense -E: minus excitation sense. 2.3.5 Wiring Outputs This meter has two, factory installed, outputs. The SPDT Mecha[...]

2.3.5 Wiring Outputs (continued) This device may also have a programmable communication output. The RS-232 and RS-485 Output Connection are shown below . If your meter has the communication option, the internal excitation is not available. Use external excitation for strain gauge meter . External RS-232 connections are not available with -EI or C4E[...]

2.3.5 Wiring Outputs (continued) This meter is capable of supplying 5 or 10 Vdc sensor excitation. The excitation output connection and location of S2 pin selection jumper are shown below . Excitation is not available if Serial Communication (-C24) or Ethernet (-C4EI) or Low V oltage Power Supply (-DC) options are installed. Figure 2.14 a) Excitati[...]

P ART 3 OPERA TION: CONFIGURA TION MODE 3.1 Introduction The instrument has two different modes of operation. The first, Run Mode, is used to display values for the Process V ariable, and to display or clear Peak and V alley values. The other mode, Menu Configuration Mode, is used to navigate through the menu options and configure the controller . [...]

3.2 Menu Configuration It is required that you put the controller in the Standby Mode for any configuration change other than Set Points & Alarms. Figure 3.1 Flow Chart for ID and Set Points Menu 14[...]

3.2.1 ID Number Menu SEE ID MENU SELECTION IN CONFIGURA TION SECTION FOR ENABLE/DISABLE OR CHANGE ID CODE. If ID Code is Disabled or set as Default (0000) the menu will skip ID step to Set Point Menu. If ID Code is set to Full Security Level and user attempts to enter the Main Menu, they will be prompted for an ID Code. If ID Code is set to Setpoin[...]

3.2.2 Set Points Menu SETPOINT 1: Press a 1) Press a , if necessary until SP1 prompt appears. Press d 2) Display shows previous value of “Setpoint 1” with 1 st digit flashing. Press b & c 3) Press b and c to increase or decrease Setpoint 1 respectively . Holding b & c buttons down for approximately 3 seconds will speed up the rate at wh[...]

3.2.3 Configuration Menu Figure 3.2 Flow Chart for Configuration Menu Enter Configuration Menu: Press a 1) Press a , if necessary , until CNFG prompt appear . Press d 2) Display advance to INPT Input Menu. Press a 3) Press and release a to scroll through all available menus of Configuration section. 3.2.4 Input T ype Menu Figure 3.3 Flow Chart for [...]

ENTER INPUT TYPE MENU: Press a 1) Press a , if necessary , until CNFG prompt appears. Press d 2) Display advances to INPT Input Menu. Press d 3) Display flashes 0-0.1 , 0-1.0 , 0-10 or 0-20 (0 to 100 mV , 0 to 1 V , 0 to 10 V or 0 to 20 mA). INPUT TYPE MENU: Press b 4) Scroll through the available selection of input ranges 0-0.1 , 0-1.0 , 0-10 or 0[...]

BUTTON SELECTION SUBMENU: Press d 12) Display flashes previous selection of GROS Gross or PEAK Peak. Press b 13) Scroll through the available selection GROS or PEAK to the selection of your choice. Press d 14) Display shows STRD stored message momentarily and then advances to RDG Reading Configuration Menu. If GROS was selected, in the Run Mode pre[...]

ENTER READING CONFIGURA TION MENU: Press a 1) Press a , if necessary , until CNFG prompt appears. Press d 2) Display advances to INPT Input Menu. Press a 3) Display advances to RDG Reading Configuration Menu. Press d 4) Display advances to DEC Decimal Point. DECIMAL POINT SUBMENU: Press d 5) Display flashes previous selection for Decimal location. [...]

FIL TER CONST ANT SUBMENU: Press d 14) Display flashes previous selection for Filter Constant. Press b 15) Scroll though the available selections: 0001 , 0002 , 0004 , 0008 , 0016 , 0032 , 0064 , 0128 . - Default is 0004 Press d 16) Display shows STRD stored message momentarily only , if a change was made, otherwise press a to advance to IN.RD Inpu[...]

3.2.6 Input/Reading (Scale and Offset) Menu Input voltage or current can be converted or scaled into values appropriate for the process or signal being measured. So, a reading may be displayed, for example, in units of weight or velocity instead of in amperes and volts. The controller determines scale and offset values based on two user-provided in[...]

Max scale should not be more than 50% FS because of noise related issues. Press d 27) Display flashes STRD stored message momentarily and then advances to ALR1 only , if a change was made, otherwise advances to ALR1 Alarm 1 Menu. Example 2: Scaling without Known Loads. If DSBL Disabled Load Submenu was selected, instrument is ready for scaling With[...]

Determine IN!1 and IN!2 Input Range and Resolution. For our transducer select 0 ~ 100 mV range and LOW resolution (10 µV) IN!1 = 0 (mV) X 100 (cts/mV) x 1.0 = 0 IN!2 = 30 (mV) X 100 (cts/mV) x 1.0 = 3000 2. Determine correct values for Display Reading ( RD!1 and RD!2 ) . In most cases, RD!1 and RD!2 are equal to the minimum and the maximum of the [...]

Example 3: Scaling with Current/V oltage T ransducer (Process) Input. The following example include details for a specific scenario in which a 4 - 20 mA input is to be represented as a measurement of 0 - 100 percent. Press d 41) Press d at the IN.RD prompt. Display shows IN!1 Input 1 Submenu. Press d 42) Display shows Input 1 value with 1 st digit [...]

3.2.7 Alarm 1 Menu This unit is equipped with two physical outputs that can only be configured as follows: Alarm 1 & Alarm 2, Alarm 1 & Output 2, Output 1 & Alarm 2, Output 1 & Output 2, Analog Out 1 & Alarm 2, Analog Out 1 & Output 2 . Analog Out available only if Analog Output Option board is factory installed. If Analog O[...]

ALARM 1 ENABLE/DISABLE SUBMENU: Press b 5) Scroll though the available selection until ENBL displays to use Alarm 1. Press d 6) Display shows STRD stored message momentarily and then advances to ABSo only , if it was changed, otherwise press a to advance to ABSo Alarm 1 Absolute/Deviation Submenu. If DSBL Alarm 1 Disabled was selected, all submenus[...]

CONT ACT CLOSURE SUBMENU: Press d 11 ) Display flashes previous selection. Press b to N.ç. . Normally Closed or N.o. . Normally Open. Press d 12) Display shows STRD stored message momentarily and then advances to AçTV only , if it was changed, otherwise press a to advance to AçTV Active Submenu. Normally Open: If this feature is selected, then t[...]

ALARM ENABLE/DISABLE A T POWER ON: Press d 15) Display flashes previous selection. Press b to ENBL enable or DSBL disable. Press d 16) Display shows STRD stored message momentarily and then advances to ALR.L only , if it was changed, otherwise press a to advance to the ALR.L Alarm 1 Low V alue Submenu. If the alarm is enabled at Power On, the alarm[...]

3.2.8 Analog Output (Retransmission) Menu Analog Output can be configured as Retransmission or Control outputs. In this section we will discuss Retransmission Output. This unit is equipped with two physical outputs that can only be configured as follows: Alarm 1 & Alarm 2, Alarm 1 & Output 2, Output 1 & Alarm 2, Output 1 & Output 2,[...]

31 ANALOG OUTPUT ENABLE/DISABLE SUBMENU: Press b 5) Scroll though the available selection until ENBL displays to use Analog Output Retransmission (output proportional to the input signal). Press d 6) Display shows STRD stored message momentarily and then advances to CURR or VoLT Submenu only if it was changed, otherwise press a to advance to CURR o[...]

Accuracy of Analog Output board is +/-1% of FS (Full Scale) when following conditions are satisfied: 1. The input is not scaled below 1% of Input FS (10 mV @ 1 V or 0.2 mA @ 20 mA input ranges). 2. Analog Output is not scaled below 3% of Output FS (300 mV @ 10 V or 0.6 mA @ 20 mA output ranges). Otherwise certain corrections need to be applied. For[...]

3.2.9 Alarm 2 Menu This unit is equipped with two physical outputs that can only be configured as follows: Alarm 1 & Alarm 2, Alarm 1 & Output 2, Output 1 & Alarm 2, Output 1 & Output 2, Analog Out 1 & Alarm 2, Analog Out 1 & Output 2 . Analog Out available only if Analog Output Option board is factory installed. Alarm must [...]

34 ALARM 2 ENABLE/DISABLE SUBMENU: Press d 5) Display flashes previous selection. Press b until ENBL displays to use Alarm 2. Press d 6) Display shows STRD stored message momentarily and then advances to ABSo only if it was changed, otherwise press a to advance to ABSo Absolute/Deviation Submenu. If DSBL Alarm 2 Disabled was selected, all submenus [...]

LOOP BREAK ENABLE/DISABLE SUBMENU: Press d 4) Display advances to Loop Break T ime ENBL Enable or DSBL Disable Submenu and flashes the previous selection. Press b 5) Scroll through the available selections: ENBL or DSBL . Press d 6) Display shows STRD stored message momentarily and then advances to B.TIM Loop Break T ime V alue Submenu. Loop Break [...]

3.2.1 1 Output 1 Menu Alarm 1 and Output 1 or Analog Output (Retransmission) share the same contacts on the rear panel connector . If Alarm 1 or Analog Output (Retransmission) is Enabled , Output 1 is automatically Disabled . Figure 3.9 Flow Chart for Output 1 Menu 36 It is required that you put the controller in the Standby Mode for any configurat[...]

37 ENTER OUTPUT 1 MENU: Press a 1) Press a , if necessary , until CNFG prompt appears. Press d 2) Display advances to INPT Input Menu. Press a 3) Press a , if necessary , until display advances to OUT1 Output 1 Menu. Press d 4) Display advances to SELF Self Submenu. SELF SUBMENU: The Self Option allows the output of the instrument to be controlled [...]

MAXIMUM/PERCENT HIGH SUBMENU: Specify in percent, the maximum value (99) for control output. If the output is analog proportional (Current or V oltage), then the maximum voltage or current, in percent, is specified. If the output is time proportional (Relay , SSR, or Pulse), then the maximum duty-cycle, in percent, is specified. Press d 12) Display[...]

ACTION TYPE SUBMENU: The error that results from the measurement of the Process V ariable may be positive or negative since it may be greater or smaller than the Setpoint. If a positive error should cause the instrument output to increase, it would be called Direct Acting . If a negative error should cause the output to decrease, it would be called[...]

If Anti Integral (Anti Windup) Submenu “Enabled” , this feature allows the error term outside the proportional band to be calculated and accumulated for integration. This may be an important feature in applications where fast response time is desirable. ST ART AUT O TUNE PID: Press d 27) Display flashes ENBL or DSBL . Press b 28) Scroll through[...]

RESET SETUP SUBMENU: Press d 33) Display flashes 1 st digit of the previous I REST Reset value. Press b & c 34) Press b and c buttons to enter a new “Reset” value. Press d 35) Display shows STRD stored message momentarily and then advances to RATE only , if it was changed, otherwise press a to advance to RATE Rate Setup Submenu. Reset unit [...]

DAMPING F ACTOR SUBMENU: Press d 42) Display flashes the previous “Damping Factor” selection. Press b 43) Scroll through the available selections: 0000 , 0001 , 0002 , 0003 , 0004 , 0005 , 0006 , 0007 . Press d 44) Display flashes STRD stored message and then advances to OUT2 only , if it was changed, otherwise press a to advance to OUT2 Output[...]

3.2.12 Output 2 Menu Output 2 and Alarm 2 share the same contacts on the rear panel connector . If Alarm 2 is Enabled , Output 2 is automatically Disabled . Figure 3.10 Flow Chart for Output 2 Menu ENTER OUTPUT 2 MENU: Press a 1) Press a , if necessary , until CNFG prompt appears. Press d 2) Display advances to INPT Input Menu. Press a 3) Press a ,[...]

ACTION TYPE SUBMENU: The error that results from the measurement of the process variable may be positive or negative since it may be greater or smaller than the set point. If a positive error should cause the instrument output to increase, it would be called Direct Acting . If a negative error should cause the output to decrease, it would be called[...]

CYCLE TIME SUBMENU: Press d 15) Display flashes 1 st digit of the previous “Cycle T ime” value. Press b & c 16) Press b and c buttons to enter a new “Cycle T ime” value (1 to 199 seconds). Press d 17) Display shows STRD stored message momentarily and then advances to RAMP only , if it was changed, otherwise press a to advance to RAMP Ra[...]

3.2.13 Ramp & Soak Menu Alarm must be DISABLED if Ramp is ENABLED. Figure 3.1 1 Flow Chart for Ramp and Soak Menu ENTER RAMP AND SOAK MENU: Press a 1) Press a , if necessary , until CNFG prompt appears. Press d 2) Display advances to INPT Input Menu. Press a 3) Press a , if necessary , until Display advances to RAMP Ramp and SOAK Soak Menu. RAM[...]

SOAK ENABLE/DISABLE SUBMENU: Press d 7) Display flashes ENBL or DSBL . Press b 8) Scroll through the available selections: “Enable” or “Disable”. Press d 9) Display shows STRD stored message momentarily and then advances to “Ramp V alue” Submenu. Ramp & Soak provides users with the flexibility to slowly bring the Process V ariable ([...]

3.2.14 ID Code Menu Figure 3.12 Flow Chart for ID Code Menu ENTER ID CODE MENU: Press a 1) Press a , if necessary , until CNFG prompt appears. Press d 2) Display advances to INPT Input Menu. Press a 3) Press a , if necessary , until display advances to ID ID Code Menu. ENTERING OR CHANGING YOUR (NON-DEF AUL T) ID CODE: Press d 4) Display advances t[...]

ENTERING OR CHANGING YOUR (DEF AUL T) ID CODE: Enter ID menu (Repeat steps from 1 to 3). Press d 10) Display advances to CH.ID Change ID Code Submenu. Press d 11 ) Display shows 0000 message with flashing 1 st digit. If you want to change your default “ID Code” you can do it now , otherwise press a and menu will skip to FULL Full Security Subme[...]

3.2.15 Communication Option Menu Purchasing the controller with Serial Communications permits an instrument to be configured or monitored from an IBM PC compatible computer using software available from the website listed on the cover page of this manual or on the CD- ROM enclosed with your shipment . For complete instructions on the use of the Com[...]

ENTER COMMUNICA TION OPTION MENU: Press a 1) Press a , if necessary , until CNFG prompt appears. Press d 2) Display advances to INPT Input Menu. Press a 3) Press a , if necessary , until display advances to COMM Communication Options Menu. Press d 4) Display advances to C.PAR Communication Parameters Submenu. If Communication Option is not installe[...]

STOP BIT SUBMENU: Press d 15) Display flashes previous selection for “Stop Bit”. Press b 16) Scroll through the available selections: 1-BIT , 2-BIT . Press d 17) Display shows STRD stored message momentarily and then advances to BUS.F only , if it was changed, otherwise press a to advance to BUS.F Bus Format Submenu. BUS FORMA T SUBMENU: Determ[...]

Press d 25) Display flashes previous selection for “Echo”. Press b 26) Scroll through the available selections: NO, YES. Press d 27) Display flashes STRD stored message momentarily and then advances to STND only if it was changed, otherwise press a to advance to STND Communication Standard Submenu. COMMUNICA TION INTERF ACE ST ANDARD SUBMENU: D[...]

DA T A FORMA T SUBMENU: Preformatted data can be sent automatically or upon request from the controller . Use the Data Format Submenus to determine what data will be sent in this preformatted data string. Refer to the iSeries Communications Manual for more information about the data format. At least one of the following suboptions must be enabled a[...]

55 UNIT SUBMENU (not applicable): Press d 50) Display flashes previous selection for UNIT . Press b 51) Scroll through the available selections: NO, YES. Press d 52) Display shows STRD stored message momentarily and then advances to ADDR only , if it was changed, otherwise press a to advance to ADDR Address Setup Submenu. ADDRESS SETUP SUBMENU: Thi[...]

3.2.16 Display Color Selection Menu The menu below allows the user to select the color of the display . Figure 3.14 Flow Chart for Display Color Selection Menu ENTER DISPLA Y COLOR SELECTION MENU: Press a 1) Press a , if necessary , until CNFG prompt appears. Press d 2) Display advances to INPT Input Menu. Press a 3) Press a , if necessary , until [...]

ALARM 2 DISPLA Y COLOR SUBMENU: Press d 11 ) Display flashes previous selection for “Alarm 2 Color Display”. Press b 12) Scroll through the available selections: GRN , RED or AMBR . Press d 13) Display shows STRD stored message momentarily and then momentarily shows the software version number , followed by RST Reset, and then proceeds to the R[...]

Example 3: Output 1 = Analog Output (Alarm 1 disabled), Setpoint 1 = 300, Output 2 = Relay , Setpoint 2 = 200 Alarm 1 & 2 Setup: Deviation, Band, “ALR.H” = 10 Color Display Setup: “N.CLR” = Green, “1.CLR” = Amber , “2.CLR” = Red Display Colors change sequences: AMBER AMBER AMBER GREEN AMBER • ➤ --------------- • ------ •[...]

59 Linearization Points Up to 10 Linearization Points Configuration Single-ended Polarity Unipolar Step Response 0.7 sec for 99.9% Decimal Selection None, 0.1, 0.01 or 0.001 Setpoint Adjustment -1999 to 9999 counts Span Adjustment 0.001 to 9999 counts Offset Adjustment -1999 to +9999 CONTROL Action Reverse or direct Modes T ime and Amplitude Propor[...]

60 Cycle Time 1 to 199 seconds; set to 0 for on/off operation Gain 0.5 to 100% of span; Setpoints 1 or 2 Damping 0000 to 0008 Soak 00.00 to 99.59 (HH:MM), or off Ramp to Setpoint 00.00 to 99.59 (HH:MM), or off Auto T une Operator initiated from front panel CONTROL OUTPUT 1 & 2 Relay 250 V ac or 30 Vdc @ 3 A (Resistive Load); configurable for on[...]

61 Approvals UL, C-UL and see CE Approval Section GENERAL Line V oltage/Power 90-240 V ac +/-10%, 50-400 Hz * 1 10-375 Vdc, equivalent voltage 4 W power for iS8, iS8C, iS16, iS32 5 W , power for iS8DV , iS8DH, iS16D * No CE compliance above 60 Hz Low V oltage/Power Option 12-36 Vdc, 3 W** power for iS8, iS8C, iS16, and iS32 20-36 Vdc, 4 W , power f[...]

62 P ART 5 F ACT OR Y PRESET V AL UES T able 5.1 Factory preset value MENU ITEMS F ACTOR Y PRESET V ALUES NOTES Set Point 1 (SP1) 000.0 Set Point 2 (SP2) 000.0 Input: Input T ype (INPT) 0 T O 100 MV (0-0.1) Ratiometric Operation (RTIO) Enable (ENBL) Input/Reading Resolution (RESO) Low (LO) b Button Peak (PEAK) Reading Configuration (RDG): Decimal P[...]

63 MENU ITEMS F ACTOR Y PRESET V ALUES NOTES PID: PID Auto (AUTO) Disable (DSBL) Anti Integral (ANTI) Disable (DSBL) Output 1 only Proportion V alue (PROP) 020.0 Reset V alue (REST) 0180 Output 1 only Rate V alue (RA TE) 0000 Output 1 only Cycle V alue (CYCL) 0007 Damping Factor (DPNG) 0003 Ramp & Soak (RAMP) : Ramp (RAMP) Disable (DSBL) Soak ([...]

64 P ART 6 CE APPRO V ALS INFORMA TION This product conforms to the EMC directive 89/336/EEC amended by 93/68/EEC, and with the European Low V oltage Directive 72/23/EEC. Electrical Safety EN61010-1:2001 Safety requirements for electrical equipment for measurement, control and laboratory . Double Insulation Pollution Degree 2 Dielectric withstand T[...]

NOTES 65[...]

NOTES 66[...]

WARRANTY / DISCLAIMER OMEGA ENGINEERING, INC. warrants this unit to be free of defects in materials and workmanship for a period of one (1) year from the date of purchase. In addition to OMEGA ’ s standard warranty period, OMEGA Engineering will extend the warranty period for four (4) additional years if the warranty card enclosed with each instr[...]

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