VXI VT1422A manuals
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Where to Find it - Online and Printed Information VT1422A Remote Channel Multi-Function DAC ModuleUsers and SCPI Programming Manual3 3VXI TECHNOLOGY WARRANTY STATEMENT U.S. Government Restricted Rights 4 4 Safety Symbols WARNINGS Note for European Customers 9 Contents23 Getting Started35 Field Wiring59 Programming the VT1422A & VT1529A/B for Remote Strain Measurement97 Programming the VT1422A for Data Acquisition and Control163 Advanced Programming with the VT1529B183 Creating and Running Algorithms225 VT1422A Command ReferenceUsing This Chapter Overall Command Index 231 Command Fundamentals237 SCPI Command Reference238 ABORt Subsystem Syntax CAUTION Comments ABORt does not affect any other settings of the trigger system. When the 239 ALGorithm Subsystem Syntax ALGorithm[:EXPLicit]:ARRayNote Comments To send values to a Global array, set the <alg_name> parameter to "GLOBALS." 240 Usage ALGorithm[:EXPLicit]:ARRay?Comments An error is generated if <alg_name> or <array_name> is not defined. 241 ALGorithm[:EXPLicit]:DEFineComments Use VXIplug&play function: hpe1422_downloadAlg(...). This function loads 243 246 Usage ALGorithm[:EXPLicit]:SCALar?Comments An error is generated if <alg_name> or <var_name> is not defined. 247 ALGorithm[:EXPLicit]:SCAN:RATio 248 Usage ALGorithm[:EXPLicit]:SCAN:RATio?Comments Since ALG:SCAN:RATIO is valid for an undefined algorithm, ALGorithm[:EXPLicit]:SIZE?Comments Since the returned value is the memory allocated to the algorithm, it will only Note 249 ALGorithm[:EXPLicit][:STATe]Notes CAUTION Comments The algorithm specified by <alg_name> may or may not be currently defined. 250 Usage ALGorithm[:EXPLicit][:STATe]?Comments Since ALG:STATE is valid for an undefined algorithm, ALG:STATE? will ALGorithm[:EXPLicit]:TIME?Comments When <alg_name> is ALG1 through ALG32, ALG:TIME? returns only the time 251 ALGorithm:FUNCtion:DEFine Comments By providing this custom function capability, the VT1422A's algorithm 252 ALGorithm:OUTPut:DELayComments The algorithm output statements (e.g., O115 = Out_val) DO NOT program ALGorithm:UPDate[:IMMediate]Comments Variables and algorithms can be accepted during Phase1-INPUT or 254 ALGorithm:UPDate:CHANnelComments The duration of the level change to the designated bit or channel MUST be at Note 255 ALGorithm:UPDate:WINDowComments The default value for <num_updates> is 20. If it is known that fewer updates 256 258 ARMNote Subsystem Syntax ARM[:IMMediate]Comments Related Commands: ARM:SOURCE, TRIG:SOUR 259 261 CALCulateSubsystem Syntax CALCulate:TEMPerature:THERmistor?Comments Returned Value: thermistor temperature in C. The data type is float32. Usage CALCulate:TEMPerature:TCouple?Comments The <volt_array> is an IEEE-488.2 definite length block of double (float64) 262 264 CALibrationSubsystem Syntax 265 CALibration:CONFigure:RESistance Comments Related Commands: CAL:VAL:RES, CAL:STOR ADC CALibration:CONFigure:VOLTageComments The <range> parameter must be within 5% of one of the five following values: 266 268 CALibration:REMote:DATAComments CAL:REM:DATA sends to the VT1422A a definite length block of 1024 float64 CALibration:REMote:DATA?Comments CAL:REM:DATA returns a definite length block of 1,024 float32 values that 269 CALibration:REMote:STOReComments Individual channels in <ch_list> must be for RSCUs. If ch_list specifies a Note CALibration:SETupComments CAL:SET performs the same operation as the *CAL? command except that, 270 271 Usage CALibration:STOReNote Comments The Flash Memory Protect jumper (JM2201) must be set to the enable position 274 CALibration:TARE:RESet CALibration:TARE? 275 CALibration:VALue:RESistance Comments Use the CAL:CONF:RES command to configure the reference resistor for 276 CALibration:VALue:VOLTageComments The "expected" output values for the voltage reference source is: 278 DIAGnosticSubsystem Syntax DIAGnostic:CALibration:SETup[:MODE]Comments When <mode> is set to 1 (the *RST Default) channels are calibrated using the 279 Usage DIAGnostic:CALibration:SETup[:MODE]?Comments Returns a 1 when channels are calibrated using the Least Squares Fit method to DIAGnostic:CALibration:TARE[:OTDetect]:MODEComments When <mode> is set to 0 (the *RST Default), channels are tare calibrated with 280 Usage DIAGnostic:CALibration:TARE[:OTDetect]:MODE?Comments Returns a 0 when OTD current will be turned off during CAL:TARE?. Returns DIAGnostic:CHECksum?Comments Returned Value: Returns 1 or 0. The data type is int16. Usage DIAGnostic:CONNectNote Comments The <source> parameter specifies the source to measure. NORMal configures 281 DIAGnostic:CUSTom:MXBComments <slope> specifies the linear functions "slope": 282 DIAGnostic:CUSTom:MXBComments <slope> specifies the linear functions "slope": 283 Usage DIAGnostic:CUSTom:PIECewiseComments The <table_block> parameter is a block of 1,024 bytes that define 512 16-bit Usage DIAGnostic:CUSTom:REFerence:TEMPerature DIAGnostic:IEEEComments When <mode> is set to 1, the module can return INF and NAN values according 284 Usage DIAGnostic:OTDetect[:STATe]Comments Open Transducer Detection is enabled/disabled on a whole Signal Conditioning 286 Note Usage DIAGnostic:OTDetect[:STATe]? 287 Usage DIAGnostic:QUERy:SCPREAD?Comments NOTE: This command may not be used while instrument is INITed. Usage DIAGnostic:REMote:USER:DATANote Comments The <channel> parameter must specify a single channel only. The channel must 288 DIAGnostic:REMote:USER:DATA?Comments The <channel> parameter must specify a single channel only. The channel must 289 DIAGnostic:TEST:REMote:NUMber?Comments The <test_num> parameter specifies the test to perform. For explanations of the 291 293 FETCh?295 FORMatSubsystem Syntax FORMat[:DATA]Comments The REAL format is IEEE-754 Floating Point representation. 296 298 INITiate299 INPut Subsystem Syntax INPut:FILTer[:LPASs]:FREQuencyComments The <cutoff_freq> parameter may be specified in kilohertz (kHz). A INPut:FILTer[:LPASs][:STATe]Comments If the SCP has not yet been programmed, ON enables the SCP's default 301 Usage INPut:FILTer[:LPASs][:STATe]?Comments Returned Value: Numeric value either 0 (off or "pass-through") or 1 (on). The Usage INPut:GAINNote Comments A programmable amplifier SCP or RSC has a choice of several discrete gain 302 303 Usage INPut:LOWComments Related Commands: INP:LOW? 304 Usage INPut:POLarityComments If the channels specified are on an SCP that doesn't support this function, an 305 306 MEASureSubsystem Syntax MEASure:VOLTage:EXCitation?Note Notes Comments This command is only for use on channels measured with the VT1529A/B. If 307 310 MEMorySubsystem Syntax Note Use Sequence Note MEMory:VME:ADDRessComments This command is only available in systems using an Agilent/HPE1405B/06A 311 Usage MEMory:VME:ADDRess?Comments Returned Value: numeric. Usage MEMory:VME:SIZEComments This command is only available in systems using an Agilent/HPE1405B/6A 312 Usage MEMory:VME:SIZE?Comments This command is only available in systems using an Agilent/HPE1405B/06A Usage MEMory:VME:STATeComments This command is only available in systems using an Agilent/HPE1405B/06A 313 Usage MEMory:VME:STATe?Comments This command is only available in systems using an Agilent/HPE1405B/06A 314 OUTPutSubsystem Syntax OUTPut:CURRent:AMPLitudeNote Comments Select 488E-6 (or MAX) for measuring resistances of less than 8000 . Select 315 Usage OUTPut:CURRent:AMPLitude? 317 Usage OUTPut:POLarityComments If the channels specified do not support this function, an error will be generated. 318 OUTPut:SHUNtComments If <ch_list> specifies a non strain SCP, a 3007 "Invalid signal conditioning 319 Usage OUTPut:SHUNt:SOURceComments If <ch_list> specifies a non VT1529A/B strain SCP, a 3007 "Invalid signal 320 Usage OUTPut:SHUNt:SOURce?Comments The <channel> parameter must specify a single channel only and since there is Usage OUTPut:TTLTrg:SOURce 321 Usage OUTPut:TTLTrg:SOURce?Comments Returned Value: Discrete, one of; TRIG, FTR, or SCP. The data type is string. Usage OUTPut:TTLTrg<n>[:STATe]Comments Only one VXIbus TTLTRG line can be enabled simultaneously. 322 Usage OUTPut:TTLTrg<n>[:STATe]?Comments Returned Value: Returns 1 or 0. The data type is int16. Usage OUTPut:VOLTage:AMPLitudeNote Comments To turn off excitation voltage (when using external voltage source) program 324 Usage OUTPut:VOLTage:AMPLitude? 325 ROUTe Subsystem Syntax ROUTe:SEQuence:DEFineComments The <ch_list> parameter must contain analog input channels only. 326 On-board channel CVT Addressing (1nn) Remote channel CVT Addressing (1nnee) 327 Usage ROUTe:SEQuence:DEFine?Comments The channel list contents and sequence are determined primarily by channel 328 Usage ROUTe:SEQuence:POINts?Comments The channel list contents and sequence are determined by channel references in 330 SAMPleSubsystem Syntax SAMPle:TIMerComments The minimum <interval> is 40s. The resolution for <interval> is 2.5 s. 332 [SENSe]Subsystem Syntax 333 [SENSe:]DATA:CVTable?Comments [SENSe:]DATA:CVTable? (@<element_list>) allows the latest values from 334 Usage [SENSe:]DATA:CVTable:RESetComments The value of NaN is +9.910000E+037 (ASCII). 335 Usage [SENSe:]DATA:FIFO[:ALL]?Comments DATA:FIFO? may be used to acquire all values (even while they are being made) Note [SENSe:]DATA:FIFO:HALF?Comments For acquiring data from continuous scans, an application needs to execute a 337 [SENSe:]DATA:FIFO:MODEComments In BLOCk(ing) mode, if the FIFO becomes full and measurements are still 338 Usage [SENSe:]DATA:FIFO:MODE?Comments Returned Value: String value either BLOCK or OVERWRITE. The data type Usage [SENSe:]DATA:FIFO:PART?Comments Use the DATA:FIFO:COUNT? command to determine the number of values in 339 Usage [SENSe:]DATA:FIFO:RESetComments When Accepted: Not while INITiated 340 Usage [SENSe:]FREQuency:APERtureComments If the channels specified are on an SCP that doesn't support this function, Usage [SENSe:]FREQuency:APERture?Comments If the channel specified is on an SCP that doesn't support this function, an error 341 [SENSe:]FUNCtion:CONDitionComments The VT1533A SCP senses 8 digital bits on each channel specified by this Usage [SENSe:]FUNCtion:CUSTom 342 Usage [SENSe:]FUNCtion:CUSTom:HVOLtage 343 Usage [SENSe:]FUNCtion:CUSTom:REFerence 344 Usage [SENSe:]FUNCtion:CUSTom:TCouple 345 Usage [SENSe:]FUNCtion:FREQuencyComments If the channels specified are on an SCP that doesn't support this function, 346 Usage [SENSe:]FUNCtion:HVOLtage Comments The VT1422A has five ranges: 0.0625V dc, 0.25 Vdc, 1 Vdc, 4 Vdc, and 347 Usage [SENSe:]FUNCtion:RESistanceComments The VT1422A has five ranges: 0.0625V dc, 0.25 Vdc, 1 Vdc, 4 Vdc, and 348 Usage 350 Note Comments Strain measurements require the use of Bridge Completion Signal Conditioning 351 Usage Note Comments The VT1529B provides the strain measurement bridges and their excitation 352 353 Usage [SENSe:]FUNCtion:TEMPeratureComments Resistance temperature measurements (RTDs and THERmistors) require the use 354 Usage [SENSe:]FUNCtion:TEMPerature:POSTComments The VT1422A has five ranges: 0.0625 Vdc, 0.25 V dc, 1 V dc, 4 V dc, and 355 Usage [SENSe:]FUNCtion:TOTalizeComments The totalize function counts rising edges of digital transitions at Frequency/ 356 Usage [SENSe:]FUNCtion:VOLTage[:DC]Comments The VT1422A has five ranges: 0.0625V dc, 0.25 Vdc, 1 Vdc, 4 Vdc, and 357 Usage [SENSe:]REFerenceNote Comments See Linking Input Channels to EU Conversion on page 109 358 Usage [SENSe:]REFerence:POSTComments The VT1422A has five ranges: 0.0625V dc, 0.25 V dc, 1 V dc, 4 V dc, and 359 Usage [SENSe:]REFerence:CHANnelsComments Use SENS:FUNC:TEMP to configure channels to measure thermocouples. 360 Usage [SENSe:]REFerence:CHANnels:POSTComments Use SENS:FUNC:TEMP:POST to configure channels to measure thermocouples. 361 Usage [SENSe:]REFerence:TEMPeratureNote Comments This command is used to specify to the VT1422A the temperature of a controlled 362 Usage [SENSe:]REFerence:TEMPerature:POSTComments This command is used to specify to the VT1422A the temperature of a controlled 363 Usage [SENSe:]REFerence:THERmistor:RESistance:POSTComments When Accepted: Not while INITiated Usage [SENSe:]REFerence:THERmistor:RESistance:POST? Comments The <thr_ch> parameter must be a single channel only. 364 Usage [SENSe:]STRain:BRIDge[:TYPE]Comments For a description of the effects of <select> see "VT1529A/B Bridge Usage [SENSe:]STRain:BRIDge:[TYPE]?Comments The <channel> parameter must be a single channel only. 365 Usage [SENSe:]STRain:CONNectComments Related Commands: SENSE:STRAIN:, SENSE:FUNC:STRAIN Usage [SENSe:]STRain:CONNect? 366 Usage [SENSe:]STRain:EXCitationNote Comments The <ch_list> parameter must specify the channel used to sense the bridge 367 Usage [SENSe:]STRain:EXCitation? Usage [SENSe:]STRain:EXCitation:STATeComments Related Commands: SENSE:STRAIN:, SENSE:FUNC:STRAIN 368 Usage [SENSe:]STRain:EXCitation:STATe?Comments Related Commands: SENSE:STRAIN:EXC:STAT Usage [SENSe:]STRain:GFACtorComments The <ch_list> parameter must specify the SCP or RSC channel used to sense 369 Usage [SENSe:]STRain:GFACtor?Comments Returned Value: Numeric value of gage factor. The data type is float32. Usage [SENSe:]STRain:POISsonComments The <ch_list> parameter must specify channels used to sense strain bridge 370 Usage [SENSe:]STRain:POISson?Comments Returned Value: numeric value of the Poisson ratio. The data type is float32. Usage [SENSe:]STRain:UNSTrainedComments Use a voltage measurement of the unstrained strain bridge sense channel to 371 Usage [SENSe:]STRain:UNSTrained?Comments Returned Value: Numeric value of unstrained voltage. The data type is float32. 372 Usage [SENSe:]TOTalize:RESet:MODEComments In the INIT mode the total is reset only when the INITiate command is executed. Usage [SENSe:]TOTalize:RESet:MODE? 373 374 SOURceSubsystem Syntax SOURce:FM[:STATe]Comments This command is coupled with the SOURce:PULM:STATE command. If the 375 SOURce:FUNCtion[:SHAPe]:CONDitionComments The VT1533A SCP sources 8 digital bits on the channel specified by this 376 SOURce:FUNCtion[:SHAPe]:PULSeComments This PULSe channel function is further defined by the SOURce:FM:STATe and SOURce:FUNCtion[:SHAPe]:SQUareComments Send with VXIplug&play Function: hpe1422_cmd(...) Usage SOURce:PULM[:STATe]Comments This command is coupled with the SOURce:FM command. If the FM state is 377 SOURce:PULSe:PERiodComments If the channels specified are not on a Frequency/Totalize SCP, an error will 378 Usage SOURce:PULSe:PERiod?Comments If the channels specified are not on a Frequency/Totalize SCP, an error will SOURce:PULSe:WIDThComments If the channels specified are not on a Frequency/Totalize SCP, an error will 379 Usage SOURce:PULSe:WIDTh? SOURce:VOLTage[:AMPLitude]Comments If the channels specified are not on a VT1529A/B, an error will be generated. 381 STATusNote Initializing the Status System Subsystem Syntax 382 383 The Operation Status GroupSTATus:OPERation:CONDition?Comments The Condition register reflects the real-time state of the status signals. 384 Usage STATus:OPERation:ENABleComments The <enable_mask> parameter may be sent as decimal, hex (#H), octal (#Q), Usage STATus:OPERation:NTRansition 386 Usage STATus:OPERation:NTRansition? Usage STATus:OPERation:PTRansition 387 Usage STATus:OPERation:PTRansition? Usage STATus:PRESetComments Related Commands: *STB?, SPOLL, STAT:OPER:ENABLE, Usage 388 The Questionable Data GroupSTATus:QUEStionable:CONDition?Comments The Condition register reflects the real-time state of the status signals. The 389 Usage STATus:QUEStionable:ENABleComments The <enable_mask> parameter may be sent as decimal, hex (#H), octal (#Q), Usage STATus:QUEStionable:NTRansition 391 Usage STATus:QUEStionable:NTRansition? Usage STATus:QUEStionable:PTRansition 392 Usage STATus:QUEStionable:PTRansition? 393 SYSTemSubsystem Syntax SYSTem:CTYPe? Usage SYSTem:CTYPe:REMote?Comments The <channel> parameter must specify a single channel only. Either the 3-digit 394 Usage SYSTem:ERRor?Comments SYST:ERR? returns one error message from the Error Queue (returned error is Usage SYSTem:VERSion?Comments Returned Value: String "1990." The data type is string. Usage 395 TRIGgerCAUTION 396 Event Sequence Subsystem Syntax TRIGger:COUNtComments When <trig_count> is set to 0 or INF, the trigger counter is disabled. Once 397 Usage TRIGger:COUNt?Comments If TRIG:COUNt? returns 0, the trigger counter is disabled and the module will Usage TRIGger[:IMMediate]Comments This command is equivalent to the *TRG common command or the IEEE-488.2 398 401 IEEE-488.2 Common Command Reference*CAL? 404 Note *LMC? *OPC *OPC? *PMC *RMC *RST 405 407 *TRG *TST?Notes Comments Use VXIplug&play function: hpe1422_self_test(...) 408 410 *WAINote VT1422A Command Reference 409Chapter 7 411 Command Quick ReferenceAppendix A 421 Specifications455 Error Messages465 VT1529A/B Verification & Calibration481 Glossary485 Wiring and Noise Reduction Methods489 Generating User Defined Functions493 Example PID Algorithm ListingsVT1413C VT1415A/1422AOverview Algorithmic Closed Loop Controller - VT1415A Multi-function Data Acquisition & Control Module - VT1422A 523 Features
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