Pressure Systems 9046 manuale d’uso

Model 9046 Ethernet Intelligent Temperature Scanner User’s Manual 2 nd Edition August 2008 NetScanner™ System www. PressureSystems .com[...]

© This User’s Manual is a copyright product of Pressure Systems, Inc., 2008 Permission is hereby granted to make copies and distribute verbatim copies of this manual, provided the copyright notice and this permission notice are preserved on all copies.[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page i www.PressureSystems.com Table of Contents 1.0 Introduction ......................................................................................................... 1 1.1 General ..................................................................................................................[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page ii www.PressureSystems.com Our Company Pressure Systems Incorporated, (PSI) develops, manufactures, and services level and pressure measuring instruments where the highest level of traceable accuracy is required for aerospace, industrial, municipal, and environmental applic ations. Our products[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page iii www.PressureSystems.com PSI will return warranty items prepaid via UPS GROUND. If the customer desires another method of return shipment, PSI will prepay and add the shipping charges to the repair bill. Incoming freight charges are the customer’s responsibility. The customer is also respo[...]

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Pressure Systems, Inc. Model 9046 User’s Manual Page 1 www.PressureSystems.com 1.0 Introduction 1.1 General 1.1.1 Introduction The Model 9046 Intelligent Temperature Scanner is a 16 channel modular scanning system designed to operate in harsh environments, such as turbine engine test cells. It u ses an Ethernet TCP/IP or UDP interface and has the[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 2 www.PressureSystems.com 1.1.2 Physi cal Description Figure 1-1: Exploded View of Module The Model 9046 temperature scanner is housed in a rugged machined aluminum case. The case is splash proof and finished to allow installation in a tur bine engine test cell environment. Sensors can be conne[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 3 www.PressureSystems.com For operation, the Model 9046 only requires 18 to 36 VDC (i=200mA), and the appropriate Ethernet interface. 1.1.3 Theory of Operation The Model 9046 is a 32 channel analog multiplexer, controlled by a microprocessor. It communicates over an Ethernet TCP/IP or UDP inter[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 4 www.PressureSystems.com Precision T e mperature Device Jumper sockets for thermocouple/resistance mode selection (jumper = thermocouple) Socket s for temperature transducer Socket s for resistance excit ation Universal SCM Non Nonun Non-Universal SCM Sockets for temperature transducer Sockets[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 5 www.PressureSystems.com 2.1 Equipment Required The following items will be needed in order to set-up a Temperature Scanning Module: • Model 9046 Temperature Scanning Module • PSI powered network solution such as 90DB, 90DC, 98RK or 9FC. 9IFC will be used as the example. • PSI 9080 cable[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 6 www.PressureSystems.com 2.2 Computer Preparation The PC must have its IP address and subnet mask set to be compatible with the addressing existing in the module. For a new module this will be the factory default. The IP address of the host PC must be set to: 200.200.1.1. Follow this procedure[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 7 www.PressureSystems.com Figure 2-2: TCP/IP Properties Dialog Box Note Be sure to record the subnet mask addressing settings prior to changing them to the values shown to facilitate restoring the computer to its previous network configuration. 3. Move the cursor to the IP address and change it[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 8 www.PressureSystems.com 2.3 Module Connection The module must now be connected to the PC via the 9IFC interface. Connect the cables as shown in Cable Connections. Figure 2-3: Cable Connections[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 9 www.PressureSystems.com After supplying power to the module, observe the front panel for the following indications: • PWR LED should remain ON. If this LED is not ON, all other LED’s will also likely be OFF. Check the PSI 90DB, 9IFC or user-provided power supply to ensure the proper volta[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 10 www.PressureSystems.com 2.4 IP Address Assignment The module IP address assignment can only be changed if your computer is able to communicate with the module: 1. Use the PSI program NUSS to determine the current module IP address. Change the module IP address to one compatible with your sys[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 11 www.PressureSystems.com 3. Connect to the module. (When a connection has been established, the top of the module icon will turn yellow.) Follow these steps: a. Left-Click on the module’s icon in the Node Map. b. Right-Click on the module’s icon (in either the Node Map or the Description [...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 12 www.PressureSystems.com 4. Open the Network Options (Single Module) Dialog Box: a. Right-click on the module’s icon ( in the Description Box). b. Click on “Configure”. c. Click on “Network Options”. Figure 2-6: Configure>Network Options Pulldown Menu Figure 2-7: Network Options [...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 13 www.PressureSystems.com 5. Set the subnet mask and IP address if they are not correct: ● IP Address - use the address cal led for by the system. ● Set the subnet mask to 255.255.255.0 ● Verify that the TCP Connect Port (Listen Port) is set to 9000 . 6. Click on the Save button. The win[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 14 www.PressureSystems.com 2.5 Set Sensor Type 1. Confirm that the correct SCM is installed and jumpered correctly: a. For Non-Universal SCMs: Confirm that each of the 16 hardware channels contains the correct SCM for the intended application. For isolated thermocouple application s, a SCM is r[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 15 www.PressureSystems.com Table 1: Sensor Type Values[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 16 www.PressureSystems.com 2.6 Read Sensor Type Each channel type can be read using a command of the form: uxxx51 . where xxx = the channel # in HEX . Example: • u00a51 will return 18, indicating the channel is configured for a type T thermocouple. 2.7 Thermocouple Reference Temperature Alarm[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 17 www.PressureSystems.com Command: c05 0002 Action: Enable thermocouple reference temperature alarms in autonomous data stream.[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 18 www.PressureSystems.com 2.8 Set Temperature Units Set temperature units for all temperature channel s. The ‘v’ command is used with array index aa = 11 (hex) and new coefficient index = 0b (hex). Command: v0110b dd dd = 00 for degrees C, dd = 01 for Fahrenheit. Normal: A Response: Error:[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 19 www.PressureSystems.com The following example sets channel 1 EU filter parameter to 10: Command: v00152 10 Normal : A Response: Error: N08[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 20 www.PressureSystems.com 2.11 Read EU Filter Parameter The EU filter parameter can be read for an individual channel using the ‘u’ command with coefficient index number 52 hex. The following ex ample reads the EU filter parameter for channel 1. Command: u00152 Normal : 10 (filter value n [...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 21 www.PressureSystems.com 3.0 Calibration Calibration consists of offset correction. Implement offset correction (automatically calc ulate and set offset coefficient) on a per channel basis using the ‘h’ command. Accurately measur e the temperature of the select thermocouple sensor for use[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 22 www.PressureSystems.com Examples: Correct the offset in channel 1 with channel 1 at 100 degree C : Command: h0001 100.0 Response: 0.294167 (offset coefficient returned) Manually set channel 1offset coefficient to 0.4: Command: v00100 0.4 Normal : A Response: Error: N08 Read channel 1 offset [...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 23 www.PressureSystems.com[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 24 www.PressureSystems.com 4.0 Firmware 4.1 Description of Operation Table 1 shows the different sensor ty pes available along with the gain settings and engineering units for each type. Setting channel sensor type automatically causes the gain for that channel to be set according to Table1. Se[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 25 www.PressureSystems.com Voltage If a channel is configured for straight voltage then no additio nal EU conversion is needed. Va is returned as transducer voltage. Vb is returned as cold junction temperature. Thermocouple Va is the thermocouple voltage. Vb is the cold junction reference volta[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 26 www.PressureSystems.com 4.2 Updating the Firmware Special precautions must be taken when updating NetScanner™ firmware. If care is not taken, the module program memory can be corrupted rendering the module inoperative until the program memory chip is physically replaced. Never download fir[...]

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Pressure Systems, Inc. Model 9046 User’s Manual Page 28 www.PressureSystems.com 5.0 Command Set Command Quick Reference Type Operation Code Command Function A No Operation B Reset V Read Primary Transducer Volts a Read Primary Transducer A/D Counts b Read Primary Transducer E. U. Data at High Speed c Define/Control Autonomous Host Streams (6 sub-[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 29 www.PressureSystems.com psireboot Reboot Specified Module Commands psirarp Change Specified Module’s IP Address Resolution Method & Reboot Note The commands in this section are quite detailed and involved to anyone wishing to only use the 9046 module. The commands need be understood fu[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 30 www.PressureSystems.com 5.1 Summary Information About All Commands The command descriptions that follow are listed in the same order as the Quick Reference table above. All TCP/IP commands are listed first (i n alphabetical order: first by upper-case letters, then by lower-case letters). A u[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 31 www.PressureSystems.com "Read Data" command, the first character will not contain an A or N character, and e ach datum may be in a format specified by a parameter of the command itself, or be implied by the particular command operation code. One or more data fields may appear in a [...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 32 www.PressureSystems.com The individual description of each command follows immediately. Each command has a functional title (and operation code), followed by a s hort text description. Next, there is a formal definition of the command format and its response, followed by a more detailed text[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 33 www.PressureSystems.com 5.2 No Operation (Command ’A’) Purpose : This command has no internal module effect. It is used as a simple method to verify proper communications to the Model 9046 module. Command "A" ’A’ is the operation code. Response "A" or "Nxx&qu[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 34 www.PressureSystems.com 5.3 Reset (Command ’B’) Purpose : Instructs the module to reset internal operating parameters, and to set all internal control variables to their default "reset" state (see description below). The current TCP/IP socket connection will remain open. Execut[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 35 www.PressureSystems.com 5.4 Read Primary Transdu cer Volts (Command ’V’) Purpose : Returns the most recently acquired primary transducer (i.e., temperature/ resistance) raw data for the specified channels. These data are averaged signed A/D counts (in the range -32768 to +32767). This si[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 36 www.PressureSystems.com 8 single binary float to single binary float (little endian: lsb first) 4 Example : Command module to return decimal voltage data for Primary Transducer channels 1, 5, 9, and 13: " V11110 " Response contains data for channels 13, 9, 5, and 1 (left to right):[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 37 www.PressureSystems.com 5.5 Read Primary Transdu cer A/D Counts (Command ’a’) Purpose : Returns the most recently acquired primary transducer (i.e., temperature/ resistance) raw data for the specified channels. These data are averaged signed A/D counts (in the range -32768 to +32767). Th[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 38 www.PressureSystems.com 7 single binary float to single binary float (big endian: msb first) 4 8 single binary float to single binary float (little endian: lsb first) 4 Example : Command module to return decimal raw "Tempera ture/Resistance" A/D counts data for Primary Transducer c[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 39 www.PressureSystems.com 5.6 Read Primary Transducer E. U. Data at High Speed (Command ’b’) Purpose : Returns the most recent Primary Transducer E. U. data from all channels of the module as fast as possible. Data is returned directly in its native internal (IEEE single-precision float) b[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 40 www.PressureSystems.com Note NUSS does not use this command normally. You may execute it manually via the ’Execute Commands’ or ’Execute Script’ functions of NUSS - though this should be avoided if NUSS is currently operating the module via other NUSS functions. NUSS normally reads a[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 41 www.PressureSystems.com 5.7 Define/Control Autonomous Host Streams (Command ’c’) Purpose : Defines and controls the autonomous delivery of up to three concurrent high-speed autonomous data streams to the host computer. Such data streams may be delivered "continuously" (i.e., un[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 42 www.PressureSystems.com Description : The firmware of any module, once fully initialized after Reset (or power-on), continuously scans and converts data for all Prim ary (Temperature/Resistance) Transducers at the highest possible speed. The result of such scanning is a continuously updated [...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 43 www.PressureSystems.com Note When using a module’s hardware trigger inputs to synchronize data stream outputs, the frequency of the trigger source should be no more than 200Hz even if the requested output is 100Hz or less. Because the default Scans-Per-Average option is set to 64 (default)[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 44 www.PressureSystems.com 5.7.1 Command ’c’- Sub-command Index 00: Configure a Host Delivery Stream This sub-command is used to configure the principle parameters of each of the three possible concurrent host delivery streams, one at a time. Following this configuration phase, the particul[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 45 www.PressureSystems.com When the hardware trigger is used to synchronize stream scans ( sync = 0), it is assumed that the user would prefer to also synchronize internal data acquisition cycle. For this reason, when a stream utilizing hardware trigger is started, the module firmware switches [...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 46 www.PressureSystems.com The ‘ f ’ parameter identifies the format of each selected acquired datum in each data group of the stream scan, and is a single numeric digit. Valid format codes are listed in the following table: f converts each internal response datum value from: max.char. 0 si[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 47 www.PressureSystems.com " A " " A " " A " Example 2: To similarly acquire data at "relative" rates (1, 2, and 4) using a periodic hardware trigger (assumed to also cycle periodically at some practical (adjustable) rate), enter the commands: "c 00 [...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 48 www.PressureSystems.com Note NUSS automatically creates a default Run State 0 for every module that uses its Run function. This run state uses the above sub- command to configure three (3) "unbounded" autonomous data streams that the module will deliver concurrently at various rate[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 49 www.PressureSystems.com 5.7.2 Command ’c’- Sub-command Index 01: Start Stream ( s ) This sub-command is used to start the delivery of any previously configured host stream in a module. If the stream started is "unbounded", then it will be necessary to use the Stop Stream sub-co[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 50 www.PressureSystems.com module. Each of the three possible host streams will report its own unique sequence n umber. Note that if a previously stopped data stream is restarted, the returned se quence numbers will resume with the next number at the point of the stream’s termination. The seq[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 51 www.PressureSystems.com 5.7.3 Command ’c’- Sub-command Index 02: Stop Stream ( s ) This sub-command is used to stop (or temporar ily suspend) the delivery of any previously started host stream in a module, one at a time or all together, whether the stream was unbounded or bounded. The su[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 52 www.PressureSystems.com Example: Stop all the streams configured in the previous example: " c 02 0 " Read response: " A " Note NUSS uses this sub-command to stop the acquisition of data on each Run form when that form exits, or when the [Acquire] button on the form is cli[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 53 www.PressureSystems.com 5.7.4 Command ’c’- Sub-command Index 03: Clear Stream ( s ) This sub-command is used to "undefine" any previously configured host stream in a module, one at a time, or all together. The sub-command’s format is: Command “ c 03 st ” ‘c’ is the op[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 54 www.PressureSystems.com Note NUSS uses this sub-command to undefined data specific streams when its Run State Editor form is used to define "custom" stream configurations (called Run States 1-9) and all three streams are not to be generated concurrently. All three streams defined i[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 55 www.PressureSystems.com 5.7.5 Command ’c’ - Sub-command Index 04: Return Stream Information This sub-command returns current stream configuration information in its response. Its format is: Command “ c 04 st ” ‘c’ is the operation code ‘04’ is the sub-command index (‘ ii ?[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 56 www.PressureSystems.com Description : This sub-command returns the current configuration information for a particular stre am. Returned values are defined the same as the “contributing” parameters of the separate sub- commands: Configure a Host Delivery Stream (“ 00 ”), Select Protoc[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 57 www.PressureSystems.com 5.7.6 Command ’c’ - Sub-command Index 05: Select Prefix/Data Groups in a Stream This sub-command sets additional options that cause an already defined stream to deliver a specific prefix and/or other groups of data to the host. By default, only the Primary Transdu[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 58 www.PressureSystems.com Note Selecting too many data groups will reduce module performance. bbbb (hex) data selected for inclusion in each stream packet 0001 (reserved for Valve Status Prefix (9046 does not use) 0002 Enable UTR Alarm Status Prefix (see alarm bit map below) 0010 Enable Primar[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 59 www.PressureSystems.com Bit# 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Chan # 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 Binary 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 Hex 8 0 0 1 The above example indicates that Channels 1 and 16 are "in alarm". Example: Configure stream 1 to return UTR Thermal A[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 60 www.PressureSystems.com 5.7.7 Command ’c’ - Sub-command Index 06: Select Protocol For Stream Delivery Command “ c 06 st pro [ remport [ ipaddr ]] ” ‘c’ is the operation code. ‘ 06’ is the sub-command index ( ii ) for Select Protocol . ‘ st ’ is the stream id digit (0=the [...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 61 www.PressureSystems.com The optional remport parameter may be any value in the range 1024 to 65535. However, remport = 7001 should be avoided, since NetScanner modules emit responses to that port, and most host programs (like NUSS) should have a UDP socket already bound to that port for rece[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 62 www.PressureSystems.com Note NUSS does not normally use this command since it generates and processes TCP/IP streams exclusively with a unique Socket allocated for each "connected" module. Also, you may NOT execute it manually via the ’Execute Script’ or ’Execute Commands’ [...]

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Pressure Systems, Inc. Model 9046 User’s Manual Page 64 www.PressureSystems.com Appendix A Cable Diagrams Model 9046 Ethernet Interface Cable P/N 9080[...]

Pressure Systems, Inc. Model 9046 User’s Manual Page 65 www.PressureSystems.com Model 9046 Ethernet Interface Cable P/N 9080[...]

Headquarters/Factory : Pressure Sy stems, Inc. 34 Research Drive Hamtpton, VA 23666 USA Phone: (757) 865-1243 Toll Free: (800) 328-3665 Fax: (757) 865-8744 E-mail: sales@Pres sureSystems. com European Office: PSI, Ltd. 124, Victoria Road Farnborough, Hants GU14 7PW United Kingdom Phone: +44 1252 510000 Fax: +44 1252 510099 E-mail: PSI@WestonAero.co[...]