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Rev AB - AMETEK Programmable Power

1. Command Syntax DO160 ABNormal F REQuency TRANsient Parameters none Examples DO160 ABN FREQ TRAN Query Syntax none Returned Parameters none DO160 CATegory This command will select the proper equipment category in DC mode only It has no effect in AC mode Command Syntax DO160 CATegory Parameters lt A B Z gt Examples DO160 CAT B Query Syntax DO160 CAT DO160 STANdard This command will select the proper standard The standard selection must be verified prior to any test selection Airbus standard is the same as the Eurocae standard with the exception of nominal voltage modulation Command Syntax DO160 STANdard Parameters lt RTCA EURocae AIRBus gt Examples DO160 STAN RTCA Query Syntax DO160 STAN DO160 GROup This command is used to select equipment Group 1 2 or 3 It is only valid with the EUROCAE standard Command Syntax DO160 GROup lt NR1 gt Parameters 1 through 3 Examples DO160 GROup 2 Query Syntax DO160 GRO iM Series i Series iX Series 189 AC Source SCPI Programming Manual California Instruments 9 5 MIL STD 704E 704 Option MIL STD 704 tests for revisions D and E only can be executed remotely from the GPIB or RS232 using the following command tree See the iX Series User Manual P N 7000 970 or iX Series Il User Manual P N 4994 970 for more details about each 704 test step MIL STD 704 tests for revisions A B C and F are implemented only through the CIGui32 Windows so
2. Parameters Optional block and offset parameters lt n gt lt n gt Where the first value lt n gt is the number of 256 sample blocks to transfer and the second value lt n gt is the first block offset to start with Number of blocks is from 1 to 16 offset is from 0 to 15 Examples MEAS ARR CURR FETC ARR CURR 4 0 Returned Parameters 4096 data points in arbitrary block data format Related Commands INST NSEL SENS SWE MEASure ARRay CURRent HARMonic lt nrf gt FETCh ARRay CURRent HARMonic lt nrf gt Phase Selectable These queries return an array of harmonic amplitudes of output current in rms amperes The first value returned is the dc component the second value is the fundamental frequency and so on up to the 50th harmonic Harmonic orders can be measured up to the fundamental measurement bandwidth of the measurement system UX Series 19 531 kHz in single phase mode and 6 510 kHz in three phase mode i iX Series Il 48 kHz in single phase mode and 16 kHz in three phase mode Thus the maximum harmonic that can be measured is dependent on the output frequency Any harmonics that represent frequencies greater than the above frequencies are returned as 0 The total number of harmonic values returned may be specified as a parameter to the query command Only harmonic data values from 0 dc to the number specified will be returned This capability may be used to reduce the transfer time by avoiding the transfer of unw
3. X Series 199 AC Source SCPI Programming Manual California Instruments Appendix B SCPI Conformance Information SCPI Version The i series and ix series AC DC power sources conform to SCPI version 1995 0 iM Series i Series iX Series 200 AC Source SCPI Programming Manual California Instruments Appendix C Error Messages Any errors that occur during operation from either the front panel or the remote control interface will result in error messages Error messages are displayed in the upper left hand corner of the LCD display They are also stored in the error message queue from which they can be queried using the SYST ERR Query The error queue has a finite depth If more error messages are generated than can be held in the queue a queue overflow message will be put in the last queue location To empty the queue use the error query until the No Error result is received Errors appearing on the LCD will generally remain visible until the user moves to another screen If multiple error messages are generated in succession only the last message will be visible as there is only space for one error message on the LCD display The same area of the display is also used to display status messages While error messages always have a negative error number status messages have a positive number The table below displays a list of possible error and status messages along with their possible cause and remedy Noro noes y Y 100
4. AC Source SCPI Programming Manual California Instruments SYSTem COMMunicate LAN PASSword This command will set the user password The password is used to access to LAN configuration screen from the Web page The default password is admin The description is limited to 8 characters Command Syntax SYSTem COMMunicate LAN PASSword lt SRD gt Parameters lt SRD gt Example SYST COMM LAN PASS admin Query Syntax SYST COMM LAN PASS Returned Parameters lt SRD gt SYSTem COMMunicate LAN PORT This command will set the socket port number The query format returns the port number set The default value is 5025 Command Syntax SYSTem COMMunicate LAN PORT lt NRF gt Parameters 0 65535 Example SYST COMM LAN PORT 5025 Query Syntax SYST COMM LAN PORT Returned Parameters lt NR1 gt iM Series i Series iX Series 115 AC Source SCPI Programming Manual California Instruments SYSTem COMMunicate SERial BAUD This command will set the SERial communication baud rate Command Syntax SYSTem COMMunicate SERial BAUD lt NRF gt Parameters 1200 2400 4800 9600 38400 57600 115200 available on i iX Series II only Example SYST COMM SER BAUD 9600 Returned Parameters lt NR1 gt SYSTem COMMunicate SERial PARity This command will set the SERial communication parity Command Syntax SYSTem COMMunicate SERial PARity lt parity gt Parameters NONE EVEN ODD Example SYST COMM SER PAR NONE Returned
5. Related Commands ABOR TRIG SOUR TRIG PHAS INIT INIT CONT TRG iM Series i Series iX Series 123 5 Common Commands AC Source SCPI Programming Manual California Instruments Common commands begin with an and consist of three letters commana or three letters and a query Common commands are defined by the IEEE 488 2 standard to perform some common interface functions The AC DC power source responds to the required common commands that control status reporting synchronization and internal operations It also responds to optional common commands that control triggers and stored operating parameters Common commands and queries are listed alphabetically lf a command has a corresponding query that simply returns the data or status specified by the command then both command and query are included under the explanation for the command If a query does not have a corresponding command or is functionally different from the command then the query is listed separately The description for each common command or query specifies any status registers affected Refer to chapter 7 for details on how to read specific register bits and use the information that they return Common Commands Syntax CLS ESE lt n gt ESE ESR IDN OPC OPC OPT PSC lt bool gt PSC RCL lt n gt RST SAV lt n gt SRE lt n gt SRE STB TRG WAI iM Series i Series X Series Clear status Standa
6. This command will set the voltage and frequency to the maximum level for the normal operation Command Syntax DO160 NORMal VOLT_FREQ MAXimum Parameters none Examples DO160 NORM VOLT_FREQ MAX Query Syntax none DO160 NORMal VOLTage UNBalance This command will unbalance the voltage level for each phase to the normal high and low operating voltage of each phase This test is valid only for three phase AC source Command Syntax DO160 NORMal VOLTage UNBalance Parameters none Examples DO160 NORM VOLT UNB Query Syntax none DO160 NORMal WAVeform DISTortion This command will set the voltage distortion to 5 for the duration of the test Command Syntax DO160 NORMal WAVeform DISTortion Parameters none Examples DO160 NORM WAV DIST Query Syntax none DO160 NORMal VOLTage MODulation This command will cause output voltage modulation The level of modulation is the function of the rate of modulation Refer to Figure 9 4 in the User Manual The command parameter is the rate of modulation in Hz Command Syntax DO160 NORMal VOLTage MODulation lt NRf gt Parameters lt frequency gt Examples DO160 NORM VOLT MOD 20 Query Syntax DO160 NORM VOLT MOD Returned Parameters lt NR1 gt iM Series i Series iX Series 185 AC Source SCPI Programming Manual California Instruments DO160 NORMal VOLTage INTerrupt This command will cause output voltage interruption There are 15 different levels of interruption Refer to Figu
7. iM Series i Series iX Series 71 AC Source SCPI Programming Manual California Instruments 4 10 4 External Trigger Output OUTPut TTLTrg MODE This command sets the operation of the Trigger Out signal to either Function Strobe or Trigger mode Note that on Series Il systems having firmware revision 4 00 or higher factory default is Trigger state which means the OUTP TTLT STAT command is required to generate outputs On Series iX units having firmware 2 XX or 3 XX default mode is FSTR This command does not apply to Series units On Series units the OUTPUT TTLT 1 command will force the mode to trigger output mode In Function Strobe mode an output pulse is generated automatically any time an output parameter such as voltage frequency or phase is programmed The AC source Trigger Out signal is available at the BNC connector on the rear of the power source Note that the desired mode must be set after turning on the power source as it is not retained as part of the INIT subsystem Command Syntax OUTPut TTLTrg MODE TRIG FSTR Parameters TRIG FSTR RST Value TRIG Examples OUTP TTLT MODE FSTR Query Syntax OUTPut TTLTrg MODE Returned Parameters lt CRD gt Related Commands OUTP TTLT STAT OUTPut TTLTrg STATe This command enables or disables the Trigger Out FUNCTION STROBE signal which is available at the system interface connector on the rear panel of the AC DC source Refer to the User Manual for pin out informat
8. Related Commands ABOR TRIG SYNC PHAS INIT INIT CONT TRG TRIGger SYNChronize PHASe This command sets the phase angle with respect to an internal phase reference if TRIGger SOURce PHASe is selected The range is from 360 to 360 Degrees Command Syntax TRIGger SYNChronize PHASe lt NRf gt Parameters 360 to 360 RST Value 0 Examples TRIG SYNC PHAS 90 Query Syntax TRIGger SYNChronize PHASe Returned Parameters lt NR2 gt Related Commands ABOR TRIG SYNC SOUR INIT INIT CONT TRG iM Series i Series iX Series 122 AC Source SCPI Programming Manual California Instruments TRIG STATe This is a query only command The response will define the state of the transient trigger system as follows e IDLE The trigger is in idle state e ARM The trigger is waiting for internal syncronization or external trigger e BUSY The triggered transient in progress e WTRIG The unit is waiting for a trigger event On Series II controllers the trigger state will be updated when the last list point has been executed For final voltage or frequency steps with a longer dwell time than needed to reach the end value this means the response may change from BUSY to IDLE before the dwell time has expired If this affects the application program it will be necessary to add a final list point with a short durating e g 0 001 second to hold the BUSY state till the end of the list Query Syntax TRIGger STATe Returned Parameters lt CRD gt
9. Short Form The header has only the first three or four letters such as VOLT STAT and OUTP The SCPI interface is not sensitive to case It will recognize any case mixture such as TRIGGER Trigger TRIGger Short form headers result in faster program execution Header Convention In the command descriptions in chapter 3 4 of this manual headers are emphasized with boldface type The proper short form is shown in upper case letters such as DELay iM Series i Series X Series 17 AC Source SCPI Programming Manual California Instruments Header Separator If acommand has more than one header you must separate them with a colon VOLT LEVel OUTPut RELay ON Optional Headers The use of some headers is optional Optional headers are shown in brackets such as OUTPut STATe ON As previously explained under The Effect of Optional Headers if you combine two or more message units into a compound message you may need to enter the optional header 2 4 4 Query Indicator Following a header with a question mark turns it into a query VOLTage VOLTage RANGe If a query contains a parameter place the query indicator at the end of the last header VOLTage LEVel MAX 2 4 5 Message Unit Separator When two or more message units are combined into a compound message separate the units with a semicolon STATus OPERation QUEStionable 2 4 6 Root Specifier When it precedes the first header of a message unit the colon be
10. DAUSB_Inf Hardware Installation A The software you are installing for this hardware iX AC Source has not passed Windows Logo testing to verify its compatibility with Windows XP Tell me why this testing is important Continuing your installation of this software may impair or destabilize the correct operation of your system either immediately or in the future Microsoft strongly recommends that you stop this installation now and contact the hardware vendor for software that has passed Windows Logo testing STOP Installation The USB device drivers have not been Windows XP Logo certified Due to the limited distribution of these drivers this is unlikely to be done This Logo certification has no bearing on the functionality or legitimacy of this device driver so you can ignore this message Click the Continue Anyway button to continue Note that some PCs may have this verification disabled in which case this screen will not pop up The installation will now proceed This process may take several minutes to complete iM Series i Series iX Series 25 AC Source SCPI Programming Manual California Instruments Found New Hardware Wizard Completing the Found New Hardware Wizard The wizard has finished installing the software for Sch iX AC Source Click Finish to close the wizard Once completed the dialog box shown above will appear signaling the device drivers have been installed The USB interface is
11. Example 273 lt NR2 gt Digits with an explicit decimal point Example 0273 lt NR3 gt Digits with an explicit decimal point and an exponent Example 2 73E 2 lt Bool gt Boolean Data Example 0 1 or ON OFF Listening Formats lt Nrf gt Extended format that includes lt NR1 gt lt NR2 gt and lt NR3 gt Examples 273 273 0 2 73E2 lt Nrf gt Expanded decimal format that includes lt Nrf gt and MIN MAX Examples 273 273 0 2 73E2 MAX MIN and MAX are the minimum and maximum limit values that are implicit in the range specification for the parameter lt Bool gt Boolean Data Example 0 1 2 5 2 Character Data Character strings returned by query statements may take either of the following forms depending on the length of the returned string lt CRD gt Character Response Data Permits the return of character strings lt AARD gt Arbitrary ASCII Response Data Permits the return of undelimited 7 bit ASCII This data type has an implied message terminator lt SRD gt String Response Data Returns string parameters enclosed in double quotes iM Series i Series iX Series 19 AC Source SCPI Programming Manual California Instruments 3 System Considerations This chapter addresses some system issues concerning programming These are AC DC Source addressing and the use of the following IEEE 488 system interface controllers e National Instruments GPIB controller with the Windows gpib 32 dll dr
12. Related Commands FUNC FUNCtion CSINe Phase selectable This command sets the clipping level when a clipped sine output waveform is selected The clipping characteristics can be specified as follow e The clipping level is expressed at the percentage of total harmonic distortion in the output voltage The range is O to 20 percent Command Syntax SOURce FUNCtion SHAPe CSINusoid lt NRf gt Parameters 0 to 20 RST Value 0 no clipping Examples FUNC CSIN 10 Query Syntax SOURce FUNCtion SHAPe CSINusoid Returned Parameters lt NR2 gt Related Commands FUNC MODE iM Series i Series iX Series 81 AC Source SCPI Programming Manual California Instruments 4 14 Source Subsystem Limit This subsystem controls the voltage frequency and current limit of the power source These limits are set at the factory and depends on the power source rating It is not accessable by the user The query format is accessable however Subsystem Syntax SOURce LIMit FREQuency lt n1 gt lt n2 gt VOLTage lt n gt CURRent lt n gt PHASe lt n gt LIMit FREQuency This command sets the upper and lower frequncy limit of the power source Command Syntax SOURce LIMit FREQuency lt NRf gt lt NRf gt Parameters low freq limit upper frequency limit command protected Query Syntax SOURce LIMit FREQuency Returned Parameters lt NR2 gt lt NR2 gt LIMit CURRent This command will set the maximum AC current limit
13. X Series 170 AC Source SCPI Programming Manual California Instruments Command Syntax 1EC411 VARiants HOLD TIME lt NRf gt Parameters lt seconds gt Examples IEC411 VAR HOLD TIME 0 5 Query Syntax 1EC411 VAR HOLD TIME Returned Parameters lt NR2 gt 1IEC411 VARiants HOLD VOLTage PERCent This command will set the variant level as a percentage of the nominal volts for the duration of the hold time Command Syntax IEC411 VARiants HOLD VOLTage PERCent lt NRf gt Parameters lt percentage gt Examples IEC411 VAR HOLD VOLT 70 Query Syntax 1EC411 VAR HOLD VOLT Returned Parameters lt NR2 gt IEC411 VARiants FALL TIME This command will set the variant fall time in seconds Refer to Figure 9 13 in the User Manual Command Syntax IEC411 VARiants FALL TIME lt NRf gt Parameters lt seconds gt Examples IEC411 VAR FALL 0 5 Query Syntax 1EC411 VAR FALL Returned Parameters lt NR2 gt IEC411 VARiants RISE TIME This command will set the variant rise time in seconds Refer to Figure 9 13 in the User Manual Command Syntax 1EC411 VARiants RISE TIME lt NRf gt Parameters lt seconds gt Examples IEC411 VAR RISE TIME 0 25 Query Syntax IEC411 VAR RISE TIME Returned Parameters lt NR2 gt iM Series i Series iX Series 171 AC Source SCPI Programming Manual California Instruments 9 3 IEC 1000 4 13 413 Option 9 3 1 IEC 1000 4 13 Subsystem The following are the remote commands set
14. e MEASure triggers the acquisition of new measurement data before returning a reading e FETCh returns a reading computed from previously acquired data Individual outputs of a three phase source are specified by the setting of INSTrument NSELect Subsystem Syntax MEASure FETCh SCALar CURRent AC Returns ac rms current DCH Returns dc component of the current AMPLitude MAX Returns peak current HE Get Reset the peak current measurements CREStfactor Returns current crestfactor HARMonic AMPLitude lt n gt Returns amplitude of the Nth harmonic of current PHASe lt n gt Returns phase of the Nth harmonic of current THD Returns of total harmonic distortion of current MEASure CURRent AC FETCh CURRenit AC Phase Selectable These queries return the ac component rms current being sourced at the output terminals if the voltage mode is set for AC only and will return the AC plus the DC component if the voltage mode is set for ACDC Query Syntax MEASure SCALar CURRent AC FETCh SCALar CURRent AC Parameters None Examples MEAS CURR AC FETC CURR Returned Parameters lt NR2 gt Related Commands INST NSEL iM Series i Series iX Series 60 AC Source SCPI Programming Manual California Instruments MEASure CURRent DC FETCh CURRent DC Phase Selectable These queries return the dc component of the output current being sourced at the output terminals This command should be used wh
15. gt This command will set the calibration coefficent for the AC full scale output voltage at the high voltage range and at high output frequency Command Syntax CALibrate VOLTage HRANge HFRequency lt NRf gt Parameters lt NRf gt a value between 127 and 128 Examples CAL VOLT HRAN HFRequency 10 Query Syntax CALibrate VOLTage HRANge HFRequency Returned Parameters lt NR1 gt value range 127 to 128 Related Commands CAL VOLT HRAN ZERO CAL VOLT HRAN CALibrate SOURce VOLTage HFRrequency lt CRD gt This query command retrieves the high frequency calibration coefficients for the IEC413 option Available only on iX Series Il models with firmware revision 4 20 or higher This query returns a comma separated list of seven calibration coefficients These coefficients can only be set by performing a voltage measurement calibration iM Series i Series iX Series 44 AC Source SCPI Programming Manual California Instruments Query Syntax CALibrate VOLTage HFRequency Returned Parameters lt CRD gt Related Commands CAL VOLT LRAN ZERO CAL VOLT LRAN HFR CALibrate SOURce IHARmonic This query command retrieves the interharmonic calibration coefficient for the IEC413 option Available only on iX Series Il models only This query returns a comma separated list of the calibration coefficient and the frequency at which the calibration was performed Query Syntax CALibrate IHARmonic Returned Parameters lt CRD gt Related C
16. 1EC413 SWEep CURRent RESonant Parameters none Query Syntax 1EC413 SWE FREQ RES Returned Parameters lt NR2 gt lt NRn gt 1EC413 HARMonics LEVel This command will set the level for the harmonics test The command will accept either one parameter or a sequence of parameters from the second harmonic to the fortieth harmonic In case of one parameter the level will be set for the selected harmonic number specified by IEC413 INDV HARM NUMBer The IEC413 STATe must be in the off position and the user class must be selected to accept the command Command Syntax IEC413 HARMonics LEVel lt Nrf gt lt Nrf gt lt Nrfn gt Parameters 0 to 20 Examples IEC413 HARM LEV 4 5 Query Syntax 1EC413 HARM LEV Returned Parameters lt NR23 gt lt NR2 gt iM Series i Series iX Series 179 AC Source SCPI Programming Manual California Instruments 1EC413 HARMonics PHASe This command will set the phase angle of the harmonics wave form relative to the fundamental The command will accept either one parameter or a sequence of parameters from the second harmonic to the fortieth harmonic In case of one parameter the phase will be set for the selected harmonic number specified by IEC413 INDV HARM NUMB The IEC413 STATe must be in the off position and the user class must be selected to accept the command Command Syntax IEC413 HARMonics PHASe lt Nrf gt lt Nrf gt lt Nrfn gt Parameters 0 to 360 Examples IEC413 HA
17. AC Source AND 16 THEN x x Command Execution Error Reported by AC Source AND 32 THEN xxx Command Syntax Error Reported by AC Source END IF LOOP UNTIL cmd QUIT OR cmd quit iM Series i Series iX Series 21 AC Source SCPI Programming Manual California Instruments Close COM port on exit CLOSE 1 END 3 3 2 Serial Cable Diagram The following wiring diagram is required for the serial interface cable between the AC DC power source and a PC communications port connector for i iX models that do not have an USB interface This cable can be ordered from California Instruments customer service using P N 7000 263 1 DB 9 PC DB 9 AC Source Pin Pin Direction Description 1 1 output reserved 2 2 input Receive data RxD 3 3 output Transmit data TxD 4 4 output Data Terminal Ready DTR 5 5 Signal Ground 6 6 input Data Set Ready DSR 7 7 no connect 8 L 8 gt no connect 9 9 output reserved Figure 3 1 RS232C Interface Cable Wiring Diagram 2 3 4 5 6 7 8 2 2 IO Pa AD DAN Go RS232C DB 9 to DB 25 Adapter Figure 3 2 DB9 to DB25 Adaptor Wiring Diagram iM Series i Series iX Series 22 AC Source SCPI Programming Manual California Instruments 3 4 USB Interface A standard USB Series B device connector is located on the rear panel for remote control A standard USB cable between the AC Source and a PC or USB Hub may be used Refe
18. E AR AC EE LRANGe de to FSCale A a ZERO EE HFRequency EE HRANGe o adds Aoi FSCale ata diia lirica ZERO TT HFRequency iM Series i Series X Series 194 AC Source SCPI Programming Manual California Instruments OE FSCale EN POSitive ER NEGative EN FSCale orale POSitive E NEGative INITiate aa IMMediate cia TRANsient old ACQuire Ads CONTinuous ON OFF INSTrument pho COUPle ALL NONE eee NSELect 1 2 3 oke SELect A B C MEASure FETCh Bi Mee rate i aed DC AA A HARMonic A A AE idl AMPLitude EE PHASe EEN AMPLitude hota bce A ad eta PHASe hees CURRent dr ht HARMonic eene See AMPLitude lt n gt ia atico PHASe lt n gt to tena POWer o dao te REAL ic ra APParent ie PFACtor A DC g ie VOLTage iM Series i Series X Series 195 AC Source SCPI Programming Manual California Instruments SE AC ed DCH eebe HARMonic NEEN AMPLitude lt n gt NEE PHASe lt n gt Kee AE aa THD OUTPut BEN STATe lt bool gt ida PROT CLE ita RI EE MODE LATC LIVE OFF E TTLTrg E EE STATe lt bool gt a SOURce lt source gt a IMPedance ec A STATe lt bool gt ee REAL Se set lees REACtive SENSe EE SWEep eta OFFSet lt n gt EE TINTerval SOURce BEE CURRent idad LEVel BEE IMMediate Sh taken ea Ne Zeite Sens tet AMPLitude BEER PROTection DEE STATe TO DELay Aint FREquency da IMMediate ate MODE nds TRIGgered tt SLE
19. FUNCtON POI NS iii iii iii chicha 88 LIST FUNGtion SHAPE itinere eerste de 88 EIST REP Gats POINtS O O 89 BRENNEN 89 ESTS EE 89 HSE Ri He EE 90 LIS ESE TET rg POINTS toca o aora 90 MNS TEV OL AGC cinta Sevier nadaa 91 BENEKE LEE 91 EST VOLTSge EW tata dad eet 91 LIST VOLTage SLEW POINtS ENNEN 92 M MAG ee 32 MEAGure APav CUPentHAPMonc PHADGe 55 MEAGure APav CUPent HAPMonicH 54 MEASure ARRay CURRent cccccceeseeceeeeeeeeeeeeeaeeeeaaeceeeeseaeeesaaesneaeeseaeeesaaeessaaeseeeeeseaeeesaeeeeaeseeeees 54 MEASure ARRay MODG6 oooocconccccocccococinonnccnnnnc cnc 56 MEASure ARRay VOLTage HARMonic PHASOP onmciccccinccnnociconocnnanncccnncnnnnrnnnnnnnnnnrrcnnrnanrrnnnrnn 59 MEAGure APav VOL Tage HAbMonicH cnn n cnn rca 58 MEASure ARRay VOL Tage 58 MEASur e CURRENGAG eonenna anre a e raa liteesecededvess d se geet S RANEE EANET TAKUN aar aA ERTAN 60 MEASure CURRent AMPLitude MAXiMUM 2 cccecesceceeeee eee eeeeaeeeeeeeseeeeesaaeeesaaeseeneeseaeeesaeeeeaaeeennees 61 MEAGure CUPent AM de HE Get eee eeeeaeeeeaeeceeeeesaaeeesaaeseeneeseaeeesaeeeeaeeeenees 61 MEASure CURRent CRESttactor cccccccceceeeceeeeeeeeaeeceeeeeeaeeecaaeeseaeeseeeeecaaeeesaaeseeeeeseaeeesaeseeaeesenees 62 MEASure CURRent HARMonic PHAS ccccccceceeeneeeeeeeeeeeeeceaeeeeneeseaeeecaaeeesaaeeeeeeeseaeeesaeeeeaeseenees 63 MEASure CURRent HARMonic HD 63 MEASure CURRent HARMONIC ccccceceesseceseeeceeeceeeeeeeceeeaeeecee
20. GPIB interface such as ATN GET and SRQ interrupts do not apply to the RS232C interface Baudrates from 9600 to 115200 are supported on units that have both USB and RS232 For units with only RS232 the maximum baudrate is 38400 To set up the RS232C interface refer to section 3 3 RS232C Interface The RS232C interface may be used to install updated firmware for the controller if needed Firmware updates and a Flash Loader utility program and instructions are available from the AMETEK Programmable Power website for this purpose www programmablepower com iM Series i Series iX Series 12 AC Source SCPI Programming Manual California Instruments 2 Introduction to SCPI SCPI Standard Commands for Programmable Instruments is a programming language for controlling instrument functions over the IEEE 488 SCPI is layered on top of the hardware portion of IEEE 488 1 The same SCPI commands and parameters control the same functions in different classes of instruments For example you would use the same MEAS VOLT command to measure the AC DC source output voltage or the output voltage measured using a SCPI compatible multimeter 2 1 Conventions Used in This Manual Angle brackets lt gt Vertical bar Square Brackets Braces Boldface font Computer font Items within angle brackets are parameter abbreviations For example lt NR1 gt indicates a specific form of numerical data Vertical bars separate alternati
21. MEASure VOLTage TEMPerature DC ZERO Parameters lt NRf gt 0 or desired offset value Examples CAL MEAS VOLT TEMP DC ZERO 0 Query Syntax CALibrate MEASure VOLT DC ZERO Returned Parameters lt NR2 gt value range 20 to 20 Related Commands CALibrate MEASure VOLTage AMBient DC ZERO iM Series i Series iX Series 42 AC Source SCPI Programming Manual California Instruments 4 2 4 Output Phase CALibrate PHASe lt NRf gt The i iX Series AC DC power source controller can be operated using its internal timebase reference an external clock or in external sync mode See FREQ MODE command on page 77 When using in external clock or sync mode it may be desirable to shift the phase output with respect to the external reference The feature may be used to create a deliberate phase offset or to compensate for phase delays that may occur in the external sync signal path The phase calibration command can be used to program a negative or positive phase offset for phase in degrees with respect to the external sync Note that this calibration adjustment only applies to the external clock or sync for phase A Phase B and C are always programmed with respect to phase A and their calibration offset is with respect to phase A The phase to be calibrated can be selected using the INST NSEL command The phase offset is expressed in degrees and can range from 360 0 to 360 0 degrees The resolution of the phase angle adjustment 0 1 is the same
22. MODE The mode command switches the output voltage between the available output modes Command Syntax SOURce MODE Parameters AC DC ACDC Example MODE AC Query Syntax SOURce MODE Returned Parameters lt CRD gt Related Commands PONS VOLT MODE 4 18 Source Subsystem Phase This subsystem programs the output phase angle of the AC DC source When the phase command is used to program a single phase unit the only discernible effect is to cause an instantaneous shift in the output waveform phase relative to an external reference signal Subsystem Syntax SOURce PHASe IMMediate lt n gt Sets the output phase PHASe Phase Selectable This commands sets the phase of the output voltage waveform relative to an external reference for single phase power source Phase B and C in a three phase system are programmed relative to phase A The phase angle is programmed in degrees Positive phase angles are used to program the leading phase negative phase angles are used to program the lagging phase Command Syntax SOURce PHASe IMMediate lt NRf gt Parameters 360 through 360 RST Value Define by the PONSetup PHASe Examples PHAS 45 Query Syntax SOURce PHASe Returned Parameters lt NR2 gt iM Series i Series X Series 93 AC Source SCPI Programming Manual California Instruments 4 19 Source Subsystem PONSetup This subsystem will control the initial condition of the power source at the power on state
23. Migger System SUMMA cc aaa 154 7 Status e EE 155 7 1 Power OM CONTAINS otr airada 155 7 2 Operation Status Group EE 155 7 3 Questionable Status Group iure are rol iia pere 158 7 4 Standard Event Status Group cooocccnnccinocnnonononncncnnnnnnornnnnn nn E e e aan aa ner nn 159 7 5 Status Byle Registran li tbn 159 7 6 A stiadeasesdacdsdascudasaasdeseghagsabdescsdanessietasdueasdaactidpiagdensets 160 7 7 SCPI Command Completion iiien euir eiin EE O EE E EE E E a 161 8 i Series Controller Compatability cccsccsseceseeeeeeeeeseeeseseeeeneeeeeeeneeseeseseeeenseeeees 162 8 1 Introduction enn A A ee ee E 162 8 2 Trigger Subsystem pat itt lin pa pi 162 8 3 Measurement Calibration Subsystem eeeeeceeeeeeeeeeeeeeeeeeteeeeeeeeteaeeseaeeteaeeseaeeteaeeseaeeteeeeeatete 163 8 4 Detecting i Series Controller Versions 164 8 5 Sample Code sti aie sere A eee da deen ee ae 165 9 Option COMMANAS amp eis cccssccscececz eee See See 167 9 1 Introduction nsen i a A ee 167 9 2 IEC 10004 11 41 1 Option EE 168 9 3 IEC 1 00024 13 413 Option EE 172 9 4 RIGA DO 1 60D 2160 Option sucio ds bes Sere celeb ate eee 184 9 5 MIL STD 704E 4704 Option DEE 190 9 6 Airbus ABD0100 1 8 Tests ABD Option 192 9 7 Airbus AMD24 Test Option AMD Option 192 9 8 Airbus A350 Test Option A350 Option 192 9 9 Boeing B787 0147 Test Option B787 Option 192 9 10 lOlVIEe ane TEE 193 Appendix A SCPI Command tree ccccscccsseeeeneeeee
24. ON 1EC413 PAUS lt boolean gt This command will select the class There are two predefined classes 2 and 3 Class 1 is supported through the use of the USER defined class Other tests levels can be set in the USER class as well Command Syntax Parameters Examples Query Syntax Returned Parameters iM Series i Series X Series IEC413 CLASs lt class gt 2 3JUSER 1EC413 CLAS 3 1EC413 CLAS lt class gt 173 AC Source SCPI Programming Manual California Instruments IEC413 INDVidual HARMonics NUMBer This command is used to set the desired harmonic number when the IEC413 RUN POINt is used Command Syntax IEC413 INDVidual HARMonics NUMBer lt NRf gt Parameters 2 to 40 Examples IEC413 INDV HARM 3 Query Syntax IEC413 INDV HARM Returned Parameters lt NR1 gt 1IEC413 INDVidual IHARMonics FREQuency This command is used to set the desired Interharmonic frequency when the IEC413 RUN POINt is used Command Syntax IEC413 INDVidual IHARMonics FREQuency lt NRf gt Parameters within frequency range and step size Examples IEC413 INDV IHARM 400 Query Syntax 1EC413 INDV IHARM Returned Parameters lt NR1 gt 1EC413 INDVidual SWEep RANGe This command is used to set the desired Interharmonic frequency range for the sweep group or interharmonics group when the IEC413 RUN RANGe is used Command Syntax 1EC413 INDVidual SWEep RANGe lt NRf gt Parameters 0to4 Examples IEC413 INDVI SWE 0
25. Paa ATES Guranda PERiod lt n gt TEE TD WIDTh lt n gt ETA HOLD WIDTh DCYCle oain VOLTage AE LEVel E IMMediate AAA ibas AMPLitude E E E ENEE AC lt n gt EEN OFFset lt n gt cd Seemed feats MODE lt mode gt Pan E ATRAER TRIGgered Gees AMPLitude lt n gt ese yr tan hod MODE iM Series i Series iX Series 197 AC Source SCPI Programming Manual California Instruments EE LEVel lt n gt eg Lee PAIR 135 270 150 300 EE SENSe ER SOURce INTernal EXTernal ronda ete IMMediate lt n gt MAXimum steet Eege MODE lt mode gt id TRIGgered EE AMPLitude lt n gt MAXimum STATus E OPERation ee ee EVENT EE CONDition he Shere aun neces ENABle lt n gt PETN QUEStionalbe ee Eege EVENT Ee CONDition el ADDRess EE Ae ADDRess Ee APPLy O ATEO CLASs eg DEFault EELER DESCription ee e DNSaddress EE GWADdress EE HOST CR taro ih Een ADDRess EE PASSword iM Series i Series iX Series 198 AC Source SCPI Programming Manual California Instruments TRACe poe CATalog EE DATA lt waveform_name gt lt n gt lt n gt O DEFine lt waveform_name gt lt waveform_name gt 1024 A DELete cinta NAME lt waveform_name gt TRiGger et TRANsient i Sete sett atta SOURce IMMediate BUS di COUNt NONE ALL Atado ACQuire hetten SOURce IMMediate BUS TTLTrg Atl SYNChronize Aoi iodo Aen SOURce IMMediate PHAS leg PHASe lt n gt A STATe iM Series i Series
26. Query Syntax IEC413 INDV SWE Returned Parameters lt NR1 gt 1EC413 STEP SIZE This command is used to set the desired step size for the Interharmonic group and sweep group as well as the Meister curve FW 2 37 and higher The command will accept one parameter or five parameters If one parameter is used the step size for the current range setting is the only parameter that gets updated Command Syntax 1EC413 STEP SIZE lt NRf NRf1 NRf4 gt Parameters query the min and max for range of data Examples 1EC413 STEP 5 1EC413 STEP 2 5 10 10 50 Query Syntax 1EC413 STEP Returned Parameters lt NR1 gt iM Series i Series iX Series 174 AC Source SCPI Programming Manual California Instruments 1EC413 GROup This command is used to select the group If RUN GROUp is used the test will run for only the selected group Note that the MCURve parameter is only supported with FW 2 37 or higher Command Syntax IEC413 GROup lt group gt Parameters FCURve OSWing SWEep HARMonics IHARmonics MCURve Examples 1EC413 GRO SWE Query Syntax 1EC413 GRO Returned Parameters lt group gt 1EC413 FCURve LEVel This command will set the clip level for the flat curve test The class must be set prior to this command The IEC413 STATe must be in the off position and the user class is selected to accept the command Command Syntax 1EC413 FCURve LEVel lt NRf gt Parameters 15 to 100 Examples 1EC413 FCURve LEVel 10 Query Syntax 1
27. Register The outputs of the Questionable Status group are logically ORed into the QUEStionable summary bit 3 of the Status Byte register iM Series i Series iX Series 158 AC Source SCPI Programming Manual California Instruments 7 4 Standard Event Status Group This group consists of an Event register and an Enable register that are programmed by Common commands The Standard Event register latches events relating to the interface communication status See Figure 7 1 It is a read only register that is cleared when read The Standard Event Enable register functions similarly to the enable registers of the Operation and Questionable status groups Command Action ESE programs specific bits in the Standard Event Enable register ESR reads and clears the Standard Event Event register The PON bit in the Standard Event Event register is set whenever the AC source is turned on The most common use for PON is to generate an SRQ at power on following an unexpected loss of power 7 5 Status Byte Register This register summarizes the information from all other status groups as defined in the IEEE 488 2 Standard Digital Interface for Programmable Instrumentation The bit configuration is shown in Table 7 2 Command Action STB reads the data in the register but does not clear it returns MSS in bit 6 serial poll reads and clears the data in the register returns RQS in bit 6 The MSS Bit This is a real time unlatc
28. Series II microseconds for three phase models or 15003iX MODE in three phase configuration The sample interval can be increased from its minimum value in increments of this minimum value up to 10 times This increases the data acquisition window at the expense of sampling resolution Be aware of possible aliasing if higher fundamental frequencies are programmed or if higher frequency harmonics are present in the voltage or current when decreasing the sample rate See paragraph 4 15 for command syntax iM Series i Series iX Series 152 AC Source SCPI Programming Manual California Instruments 6 7 2 Pre event and Post event Triggering iX series only The range for this offset is UX Series 104 msec to 1000 msec in single phase mode or 312 msec to 1000 msec in three phase mode at the highest available sample rates UX Series Il 42 6 msec to 1000 msec in single phase mode or 128 msec to 1000 msec in three phase mode at the highest available sample rates As shown in the following figure when the offset is negative the values at the beginning of the data record represent samples taken prior to the trigger When the value is 0 all of the values are taken after the trigger Values greater than zero can be used to program a delay time from the receipt of the trigger until the data points that are entered into the buffer are valid Delay time Offset x Sample period Offset 104 msee 4096 DATA POINT
29. This command will set the GPIB address Command Syntax SYSTem COMMunicate GPIB ADDRess lt NRF gt Parameters 0 to 31 lt listen address gt Example SYST COMM GPIB ADDR 2 Returned Parameters lt NR1 gt iM Series i Series iX Series 112 AC Source SCPI Programming Manual California Instruments SYSTem COMMunicate LAN ADDRess This command will set the LAN IP address The query format returns the IP address set To query the actual IP address used by the LAN interface in case the IP address is not static but assigned by a DHCP server the NCON parameter Network Connection Setting must be added to the query The default value is 0 0 0 0 Command Syntax SYSTem COMMunicate LAN ADDRess lt NRF gt Parameters ddd ddd ddd ddd lt IP address gt Example SYST COMM LAN ADDR 10 11 26 2 Query Syntax SYST COMM LAN ADDR SYST COMM LAN ADDR NCON Returned Parameters lt CRD gt SYSTem COMMunicate LAN APPLy This command will apply the changes in LAN setting The controller will go to reset condition and the new LAN setting will take effect Command Syntax SYSTem COMMunicate LAN APPLy Parameters none Example SYST COMM LAN APPL Query Syntax no query for this command Returned Parameters none SYSTem COMMunicate LAN CLASs This command will set the number of host address bits or a class The query format returns the number of bits set To query the actual number of bits used by the LAN interface in case the IP address is not
30. This means the instrument can remain in coupled mode while doing measurement queries using INST SEL lt n gt FETC VOLT WAI Note that when the instrument is subsequently put in the uncoupled state using INST COUP NONE the last issued phase selection will be in effect To make sure the desired phase is selected follow the INST COUP NONE command with an INST SEL lt n gt command Command Syntax INSTrument SEL Parameters A B C Examples INST SEL A Query Syntax INST SEL Returned Parameters lt CRD gt Related Commands INST COUP INST NSEL iM Series i Series iX Series 52 AC Source SCPI Programming Manual California Instruments 4 5 Array Measurement Subsystem iX series only This command subsystem lets you retrieve arrays containing measurement data Only current and voltage measurements are stored in an array Two measurement commands are available MEASure and FETCh A MEASure command triggers the acquisition of new data before returning the readings from the array A FETCh command returns previously acquired data from the array Individual outputs of a three phase source are specified by the setting of INSTrument NSELect Subsystem Syntax MEASure FETCh ARRay CURRent DC Returns the digitized instantaneous current HARMonic AMPLitude Returns amplitudes of the first 50 harmonics PHASe Returns phase angles of the first 50 harmonics MODE Selects waveform data tr
31. UNB Query Syntax none DO160 ABNormal VOLTage MINimum This command will set the voltage to the minimum level for the abnormal operation Command Syntax DO160 ABNormal VOLTage MINimum Parameters none Examples DO160 ABN VOLT MIN Query Syntax none DO160 ABNormal VOLTage MAXimum This command will set the voltage to the maximum level for the abnormal operation Command Syntax DO160 ABNormal VOLTage MAXimum Parameters none Examples DO160 ABN VOLT MAX Query Syntax none DO160 ABNormal VOLTage UNDer This command will set the voltage to the under voltage level for the abnormal operation Command Syntax DO160 ABNormal VOLTage UNDer Parameters none Examples DO160 ABN VOLT UND Query Syntax none DO160 ABNormal VOLTage OVER This command will set the voltage to the surge level for the abnormal operation Command Syntax DO160 ABNormal VOLTage OVER Parameters none Examples DO160 ABN VOLT OVER Query Syntax none DO160 ABNormal VOLTage DC LOW This command will set the voltage to low voltage test for the abnormal operation Refer to Section 9 1 of the User Manual iM Series i Series iX Series 188 AC Source SCPI Programming Manual California Instruments Command Syntax DO160 ABNormal VOLTage DC LOW Parameters none Examples DO160 ABN VOLT DC LOW Query Syntax none DO160 ABNormal FREQuency TRANsient This command applies to Group 1 only for the Eurocae standard Refer to Table 12 in the User Manual
32. VOLT SLEW MAX Query Syntax SOURce VOLTage SLEW IMMediate Returned Parameters lt NR3 gt Related Commands VOLT SLEW MODE VOLT SLEW TRIG iM Series i Series iX Series 104 AC Source SCPI Programming Manual California Instruments VOLTage SLEW MODE Phase Selectable This command determines how the output voltage slew rate is controlled during a triggered output transient The choices are FlXed The slew rate is unaffected by a triggered output transient STEP The slew rate is programmed to the value set by VOLTage SLEW TRIGgered when a triggered transient occurs PULSe The slew rate is changed to the value set by VOLTage SLEW TRIGgered for a duration determined by the pulse commands LIST The slew rate is controlled by the voltage slew list when a triggered transient occurs Command Syntax SOURce VOLTage SLEW MODE lt mode gt Parameters FlXed STEP PULSE LIST RST Value FIX Examples VOLT SLEW MODE LIST VOLT SLEW MODE FIX Query Syntax SOURce VOLTage SLEW MODE Returned Parameters lt CRD gt Related Commands VOLT SLEW TRG VOLT SLEW VOLTage SLEW TRIGgered Phase Selectable This command selects the slew rate that will be set during a triggered step or pulse transient A parameter of MAXimum will set the slew to its maximum possible rate The maximum allowed value is1E9 Command Syntax SOURce VOLTage SLEW TRIGgered lt NRf gt Parameters O to 1E9 MAXimum Unit V S volts per second RST Value MAXim
33. a DC offset setting in effect while in AC mode 222 Data out of range Parameter data outside Check programming manual for of allowable range allowable parameter values 223 Too much data More data received Check programming manual for than expected number of parameters or data block size 224 Illegal parameter value Parameter value is not Check programming manual for suppored correct parameters Lists not same length One or more transient All lists must be of same length lists programmed has or transient cannot be compiled different length and executed Number El 254 Media full No storage space leftto Delete other settings or data to save settings or data make room Directory full Too many waveform Delete one or more waveforms directory entries from waveform memory to make room 256 File name not found Waveform requested Check waveform directory for not in directory waveform names present iM Series i Series X Series 202 AC Source SCPI Programming Manual California Instruments File name error Incorrect filename Too many or non ASCII characters used in waveform file definition Illegal variable name Variable name illegal Use ASCII characters only Device specific error Possible causes are Check for proper mode or 1 Attempt to change command sequence operation voltage range while output relay is closed FW 2 39 or higher See VOLT RANGE command Attemp
34. allowed number is not allowed correct command syntax 168 Block data not allowed Block data was sent Check programming manual for iM Series i Series iX Series 201 AC Source SCPI Programming Manual California Instruments pCi __f erect commman syntax Execution error Command could not be Command may be inconsistent executed with mode of operation such as programming frequency when in DC mode Invalid while in local Command issued but Put instrument in remote state unit is not in remote before issuing GPIB state commands Command protected Command is locked out Some commands are supported by the unit but are locked out for protection of settings and are not user accessible Trigger error Problem with trigger Unit could not generate trigger system for transient execution or measurement Trigger ignored Trigger request has Trigger setup incorrect or unit been ignored was not armed when trigger was received Check transient system or measurement trigger system settings Init ignored Initialization request Unit was told to go to armed has been ignored state but was unable to do so Could be caused by incorrect transient system or measurement acquisition setup Parameter error Parameter not allowed Incorrect parameter or parameter value Check programming manual for allowable parameters Setting conflict Requested setting Check other settings E g conflicts with other trying to program
35. and numbers The display is capable of showing up to 320 characters divided over 8 lines of 40 characters each If the string exceeds the display capacity it will be truncated Command Syntax DISPlay WINDow TEXT DATA lt display_string gt Parameters lt display string gt RST Value null string Examples DISP TEXT DO TEST1 Query Syntax DISPlay WINDow TEXT Returned Parameters lt SRD gt the last programmed string Related Commands DISP DISP MODE DISPlay LOCation This command sets the display pointer to a specific row and column address Any text send with the DISP TEXT command will be placed at this location on the display This command takes two numeric parameters row and column The row range is from 1 through 8 the column range is from 1 to 40 Thus the first character position is at 1 1 the last one is at 8 40 If a string is send that is longer than the remaining column positions on a row it will be truncated Command Syntax DISPlay WINDow TEXT LOCation lt row gt lt column gt Parameters lt NR1 gt lt NR1 gt RST Value n a Examples DISP TEXT LOC 2 1 Query Syntax n a Related Commands DISP MODE DISP TEXT iM Series i Series X Series 50 AC Source SCPI Programming Manual California Instruments 4 4 Instrument Subsystem The Instrument subsystem controls the phase mode of the AC DC power source for configurations capable of operating in three phase mode Subsystem Syntax INSTrument C
36. as the one for programming phase angles See SOURce PHASe command Command Syntax CALibrate PHASe lt NRf gt Parameters lt NRf gt a value between 360 0 and 360 0 Examples CAL PHAS 2 3 Query Syntax CAL PHAS Returned Parameters lt NR1 gt value range 180 0 to 180 0 Related Commands FREQ MODE SOURce PHASe INST NSEL 4 2 5 Output AC Voltage CALibrate SOURce VOLTage AC LRANge FSCale lt NRf gt This command will set the calibration coefficent for the AC full scale output voltage at the low voltage range Command Syntax CALibrate VOLTage LRANge lt NRf gt Parameters lt NRf gt a value between 127 and 128 Examples CAL VOLT LRAN 2 Query Syntax CALibrate VOLTage LRANge Returned Parameters lt NR1 gt value range 127 to 128 Related Commands CAL VOLT LRAN ZERO CAL VOLT LRAN HFR CALibrate SOURce VOLTage AC LRANge ZERO lt NRf gt This command will set the calibration coefficent for the output voltage offset at the low voltage range Command Syntax CALibrate VOLTage LRANge ZERO lt NRf gt Parameters lt NRf gt a value between 127 and 128 Examples CAL VOLT LRAN ZERO 10 Query Syntax CALibrate VOLTage LRANge ZERO Returned Parameters lt NR1 gt value range 127 to 128 Related Commands CAL VOLT LRAN CAL VOLT LRAN HFR CALibrate SOURce VOLTage AC LRANge HFRequency lt NRf gt iM Series i Series X Series 43 AC Source SCPI Programming Manual California Instrume
37. be output when a list transient is triggered Changing list data while a subsystem is in list mode generates an implied ABORT Command Syntax SOURce LIST VOLTage SLEW lt NRf gt lt NRf gt Parameters 0 1 to 1E9 MAX Unit V S volts per second Example LIST VOLT SLEW 10 1E2 MAX Query Syntax SOURce LIST VOLTage SLEW Returned Parameters lt NR2 gt Related Commands LIST VOLT SLEW POIN LIST COUN LIST DWEL LIST STEP iM Series i Series X Series 91 AC Source SCPI Programming Manual California Instruments LIST VOLTage SLEW POINts Phase Selectable This query returns the number of points specified in LIST VOLTage SLEW Note that it returns only the total number of points not the point values Query Syntax SOURce LIST VOLTage SLEW POINts Returned Parameters lt NR1 gt Example LIST VOLT SLEW POIN Related Commands LIST VOLT SLEW iM Series i Series iX Series 92 AC Source SCPI Programming Manual California Instruments 4 17 Source Subsystem Mode The MODE command allows switching between the different output modes available on the AC DC power source The i series provides either AC or DC mode while the ix series adds AC DC mode as well When switching modes the output is automatically set to zero to prevent hot switching of the output After a mode command the output voltage needs to be programmed to the desired setting Subsystem Syntax SOURce MODE AC DC ACDC Sets the output mode
38. between 127 and 128 Examples CAL VOLT DC HRAN ZERO 10 Query Syntax CALibrate VOLTage DC HRANge ZERO Returned Parameters lt NR1 gt value range 127 to 128 Related Commands CAL VOLT DC LRAN iM Series i Series iX Series 47 AC Source SCPI Programming Manual California Instruments 4 2 7 Output Impedance CALibrate SOURce REAL FSCale lt Nrf gt This command will set the calibration coefficent for the real part of the output impedance Command Syntax CALibrate SOURce REAL FSCale lt NRf gt Parameters lt NRf gt a value between 0 and 100 Examples CAL REAL 10 Query Syntax CALibrate SOURce REAL FSCale Returned Parameters lt NR1 gt value range 0 to 100 Related Commands CALibrate SOURce REACtive FSCale CALibrate SOURce REAL ZERO lt Nrf gt This command will set the lowest real part of the output impedance that could be programmed Command Syntax CALibrate SOURce REAL ZERO lt NRf gt Parameters lt NRf gt a value between 0 and 100 Examples CAL REAL ZERO 100 Query Syntax CALibrate SOURce REAL ZERO Returned Parameters lt NR1 gt value range 0 to 100 Related Commands CALibrate SOURce REACtive ZERO CALibrate SOURce REACtive FSCale lt Nrf gt This command will set the calibration coefficent for the reactive part of the output impedance Command Syntax CALibrate SOURce REACtive FSCale lt NRf gt Parameters lt NRf gt a value between 0 and 300 E
39. command controls the initiation of the transient generation or measurement acquisition trigger system They cause the trigger system to make a transition from the Idle state to the Waiting for Trigger state If the trigger system is not in the Idle state the initiate commands are ignored If both the transient generation and the measurement acquisition trigger systems are initiated at the same time the first trigger event that occurs will trigger the measurement system The transient system will trigger on the next trigger event Thus the measurement system has a higher trigger priority than the the transient system If the measurement trigger is generated by a transient event the acquisition system should be initiated first so it is waiting for the trigger caused by the transient system Command Syntax INITiate IMMediate TRANsient Parameters None Examples INIT Related Commands ABOR INIT CONT TRIG INITiate ACQuire iX series only The INITiate ACQuire command controls the initiation of the measurements trigger system They cause the trigger system to make a measurement from the Idle state to the Waiting for Trigger state If the trigger system is not in the Idle state the initiate commands are ignored Command Syntax INITiate AC Quire Parameters None Examples INIT ACQ Related Commands ABOR INIT CONT TRIG INITiate CONTinuous These commands control the transient generator trigger system e 1orONcontinuously initiates th
40. current measured with external device Examples CAL MEAS CURR 11 5 Query Syntax CALibrate MEASure CURRent Returned Parameters lt NR2 gt value range 1000 to 1000 Related Commands CALibrate MEASure CURRent TEMPerature AC FSCale CALibrate MEASure CURReni AMBient DC FSCale lt NRf gt This command initiates the calibration of the DC current measurement at full scale and at ambient temperature Command Syntax CALibrate MEASure CURRent AMBient DC FSCale Parameters lt NRf gt actual load current measured with external device Examples CAL MEAS CURR DC 11 5 Query Syntax CALibrate MEASure CURRent DC Returned Parameters lt NR2 gt value range 1000 to 1000 Related Commands CALibrate MEASure CURRent TEMPerature DC FSCale CALibrate MEASure CURRent AMBient DC ZERO lt NRf gt This command initiates the offset adjustment of the DC current measurement at ambient temperature Command Syntax CALibrate MEASure CURRent AMBient DC ZERO Parameters lt NRf gt 0 or desired offset value Examples CAL MEAS CURR DC ZERO Query Syntax CALibrate MEASure CURRent DC ZERO Returned Parameters lt NR1 gt value range 127 to 128 Related Commands CALibrate MEASure CURRent TEMPerature DC ZERO CALibrate MEASure CURRent TEMPerature AC FSCale lt NRf gt This command initiates the calibration of the AC current measurement at full scale and at elevated temperature Command Syntax CALibrate MEASure CURRent TEMP
41. downloaded from the AMETEK Programmable Power web site www programmablepower com iM Series i Series iX Series 32 AC Source SCPI Programming Manual California Instruments amp Interface Configuration Type LAN Settings Simulation mode P Address fioo D E ros C USB RS232C Serial IP Port 5025 C NIIEEE 488 Bus beie j l Help Agilent GPIB Verify Connection Cancel CLICK VERIFY TO ESTABLISH CONNECTION Send Command SC Receive Use the Locate IP button on the interface configuration screen to bring up the IP configuration utility screen To determine what IP address was assigned select the Get IP Address from MAC Address in the Configuration selection The MAC address should be listed on the serial tag on the back of the unit Enter the MAC address and click on Get IP Address This process may take several minutes to complete so be patient If the IP address is found it will be displayed below the MAC address If it can t be found all zero s will be displayed instead Close the program to return to the GUI interface configuration screen Then use the Update IP button to tranfer the new IP address into the GUI IP Address box You can also enter the IP address manually 4 IP Address Configuration C Get MAC Address from IP Address Enable DHCP BOOTP D C Assign Static IP Address MI California Get IP Address from MAC Address MAC Address oo 20 sa sa
42. driver is distributed on the CIC496 CD ROM This step is required to use the included Gui Windows software or other application software through USB To continue the installation make sure the CIC496 CD Rom is available Insert in the CD ROM drive if needed If the auto run screen appears you can close it Found New Hardware Wizard Welcome to the Found New Hardware Wizard Windows will search for current and updated software by looking on your computer on the hardware installation CD or on the Windows Update Web site with your permission Read our privacy policy Can Windows connect to Windows Update to search for software O Yes this time only Click Next to continue When the Found New Hardware Wizard dialog appears select the No not this time option The drivers are not available on line Click on Next button to continue iM Series i Series iX Series 27 AC Source SCPI Programming Manual California Instruments Found New Hardware Wizard This wizard helps you install software for iX AC Source If your hardware came with an installation CD or floppy disk insert it now What do you want the wizard to do O Install from a list or specific location Advanced Click Next to continue The next dialog will ask you to install the software for the X AC Source Select the Install the software automatically Recommended option and click on Next to continue If you are prompted fo
43. for IEC1000 4 13 The ABORt command will terminate the test in progress at any time Test completion can be checked using the OPC query if the OPC 1 command is issued immediately after an IEC1000 4 13 RUN command Upon completion of the test run OPC will return a 1 This may be relevant for ATE applications in view of long test times Firmware revision note Support for the Meister curve test was added with firmware revision 2 37 There are some new commands associated with this test that will only be supported if the unit you are using has firmware revision 2 37 or higher 1EC413 STATe RUN PAUSe CLASs lt 2 3 USER gt INDVidual HARMonics NUMber IHARmonics FREQuency SWEep RANGe STEP SIZE GROUp FCURve LEVel DWELI PAUSe MCURve LEVel DWELI PAUSe OSWing LEVel PHASe DWELI PAUSe SWEep LEVel DWELI CURRent FREQuency DATA HARMonics LEVel iM Series i Series iX Series Enable or disable the IEC test Run the IEC test Pause test Set the IEC harmonic number Set the IEC interharmonics frequency Set the Sweep range Set sweep step size Select the IEC group Set flat curve level Set flat curve dwell time Set flat curve pause time Set mcurve levels Set mcurve dwell time Set mcurve pause time Set over swing level Set over swing harmonic phase angle Set over swing dwell time Set over swing pause ti
44. for Series II or an error is generated when the first list point is triggered The only exception is a list consisting of only one point Such a list is treated as if it had the same number of points as the other lists with all of the implied points having the same value as the one specified point MODE commands such as VOLTage MODE LIST are used to activate lists for specific functions However the LIST DWELI command is active whenever any function is set to list mode Therefore LIST DWELI must always be set either to one point or to the same number of points as the active list Subsystem Syntax SOURce LIST COUNt lt n gt MAXimum Sets the list repeat count DWELI lt n gt lt n gt Sets the list of dwell times POINts Returns the number of dwell list points FREQuency LEVel lt n gt lt n gt Sets the frequency list POINts Returns the number of frequency points SLEW lt n gt lt n gt Sets the frequency slew list POINts Returns the number of frequency slew points FUNCtion SHAPe lt shape gt lt shape gt Sets the waveform shape list POINts Returns the number of shape points REPeat COUNt lt n gt lt n gt Set the repeat count for each data points POINts Returns the number of repeat for each data points STEP ONCE AUTO Defines whether list is dwell or trigger paced TTLTrg lt bool gt lt bool gt Defines the output marker list POINts Returns the number of output marker list points VOLTa
45. for n can be up to 10 000 All are expressed in of U1 Note that the IEC 61000 4 13 shows only two frequency ranges in the Meister curve table but the 413 option separates the third range in two ranges resulting in 5 instead of 4 parameters Set both parameter 3 and 4 to the same value to match the IEC standard table See table for reference IEC Frequency Class X 413 Frequency Class X Range Test Levels Option Range Test Levels 0 33xf1 to 2xf1 Open 0 33xf1 to 2xf1 Parameter 1 2xf1 to 10xf1 Open 2xf1 to 10xf1 Parameter 2 10xf1 to 20xf1 Open 10xf1 to 15xf1 Parameter 3 15xf1 to 20xf1 Parameter 4 20xf1 to 40xf1 Open 20xf1 to 40xf1 Parameter 5 1EC413 MCURve LEVel lt NRf gt 0 to 20 0 to 10 000 1EC413 MCURve LEVel 10 5 4500 4500 5000 Command Syntax Parameters Examples Query Syntax Returned Parameters 1EC413 MCURve LEVel lt NR2 gt IEC413 MCURve DWELI This command will set the dwell time in seconds for the meister curve test The class must be selected prior to this command Query with min and max to find the range of dwell time The default is 10 seconds This value may not be enough to cover the 5 minutes required by the test for each range The user must coordinate the step size with the dwell time to generate the test period for each frequency range Command Syntax 1EC413 MCURve DWELI lt NRf gt Parameters IEC413 MCURve DWEL 20 IEC413 MCURve DWEL lt NR1 gt
46. format returns the DNS address set To query the actual DNS address used by the LAN interface in case the IP address is not static but assigned by a DHCP server the NCON parameter Network Connection Setting must be added to the query The default value is 0 0 0 0 Command Syntax SYSTem COMMunicate LAN DNSaddress lt NRF gt Parameters ddd ddd ddd ddd lt Domain Server address gt Example SYST COMM LAN DNS 10 11 1 1 Query Syntax SYST COMM LAN DNS SYST COMM LAN DNS NCON Returned Parameters lt CRD gt SYSTem COMMunicate LAN GW ADdress This command will set the LAN Gateway address The query format returns the Gateway address set To query the actual gateway address used by the LAN interface in case the IP address is not static but assigned by a DHCP server the NCON parameter Network Connection Setting must be added to the query The default value is 0 0 0 0 Command Syntax SYSTem COMMunicate LAN GWADodress lt NRF gt Parameters ddd ddd ddd ddd lt Gateway address gt Example SYST COMM LAN GWAD 10 11 0 1 Query Syntax SYST COMM LAN GWAD SYST COMM LAN GWAD NCON Returned Parameters lt CRD gt SYSTem COMMunicate LAN HOST This command will set the Host name The name is limited to 16 characters Command Syntax SYSTem COMMunicate LAN HOST lt SRD gt Parameters lt SRD gt Example SYST COMM LAN HOST ACS Query Syntax SYST COMM LAN HOST Returned Parameters lt SRD gt iM Series i Series iX Series 114
47. from 1 to 16 offset is from 0 to 15 Examples MEAS ARR VOLT FETC ARR VOLT Returned Parameters 4096 data points in arbitrary block data format Related Commands INST NSEL SENS SWE MEASure ARRay VOLTage HARMonic lt nrf gt FETCh ARRay VOLTage HARMonic lt nrf gt Phase Selectable These queries return an array of harmonic amplitudes of output voltage in rms volts The first value returned is the dc component the second value is the fundamental frequency and so on up to the 50th harmonic Harmonic orders can be measured up to the fundamental measurement bandwidth of the measurement system UX Series 25 6 microseconds for single phase mode and 76 8 microseconds for three phase mode UX Series Il 10 4 microseconds for single phase mode and 31 2 microseconds for three phase mode Thus the maximum harmonic that can be measured is dependent on the output frequency Any harmonics that represent frequencies greater than above frequencies are returned as 0 iM Series i Series iX Series 58 AC Source SCPI Programming Manual California Instruments Query Syntax MEASure ARRay VOLTage HARMonic AMPLitude lt nrf gt FETCh ARRay VOLTage HARMonic AMPLitude lt nrf gt Parameters None Examples MEAS ARR VOLT HARM FETC ARR VOLT HARM Returned Parameters 51 NR2 values Related Commands INST NSEL MEASure ARRay VOLTage HARMonic PHASe lt nrf gt FETCh ARRay VOLTage HARMonic PHASe lt nrf gt Phase Selectabl
48. gt ND Parameters 0 001 to 9E4 MINimum MAXimum Unit S seconds Examples LIST DWEL 1 5 1 5 Query Syntax SOURce LIST DWEL Returned Parameters lt NR2 gt Related Commands LIST FREQ LIST TTLT LIST VOLT LIST DWELI POINts This query returns the number of points specified in LIST DWELI Note that it returns only the total number of points not the point values Query Syntax SOURce LIST DWELI POINts Returned Parameters lt NR1 gt Example LIST DWEL POIN Related Commands LIST DWELI iM Series i Series iX Series 86 AC Source SCPI Programming Manual California Instruments 4 16 3 List Frequency LIST FREQuency This command sets the sequence of frequency list points The frequency points are given in the command parameters which are separated by commas The order in which the points are entered determines the sequence in which they are output when a list is triggered Command Syntax SOURce LIST FREQuency LEVel lt NRf gt lt NRf gt Parameters Values limited to the frequency range Unit HZ Hertz Examples LIST FREQ 60 65 70 Query Syntax SOURce LIST FREQ Returned Parameters lt NR2 gt Related Commands LIST FREQ POIN LIST COUN LIST DWEL LIST STEP LIST FREQ SLEW LIST FREQuency POINts This query returns the number of points specified in LIST FREQuency Note that it returns only the total number of points not the point values Query Syntax SOURce LIST FREQ LEVel POINts Returned Paramet
49. gt Register value Related Commands STAT OPER EVEN Bit Configuration of Questionable Registers Bit Position ll a PK A used mwn ae pelo EES VF over or under voltage protection has tripped CF over current protection has tripped OT over temperature protection has tripped RI remote inhibit is active CL rms current limit is active iM Series i Series X Series 107 AC Source SCPI Programming Manual California Instruments STATus QUEStionable EVENt This query returns the value of the Questionable Event register The Event register is a read only register which holds latches all events Reading the Questionable Event register clears it Query Syntax STATus QUEStionable EVENt Parameters None Returned Parameters lt NR1 gt Register Value Examples STAT QUES EVEN Related Commands CLS STATus QUEStionable CONDition This query returns the value of the Questionable Condition register This is a read only register which holds the real time unlatched questionable status of the AC DC power source Query Syntax STATus QUEStionable CONDition Example STAT QUES COND Returned Parameters lt NR1 gt Register value STATus QUEStionable ENABle This command sets or reads the value of the Questionable Enable register This register is a mask for enabling specific bits from the Questionable Event register to set the questionable summary QUES bit of the Status Byte register This bit bit 3 i
50. interface configuration must be set to use a baud rate of 460 800 If everything is working it will look like this cr C WINDOWS system32 command com C DOCUME L HERMANDping 1606 16 1 198 Pinging 100 10 1 198 with 32 bytes of data Reply from 100 10 1 198 time lt ims TTL 64 Reply from 100 10 1 198 time lt ims TTL 64 Reply from 100 10 1 198 time lt ims TTL 64 Reply from 166 16 1 198 time lt ims TTL 64 Ping statistics for 166 18 1 198 Packets Sent 4 Received 4 Lost z loss gt Approximate round trip times in milli seconds Minimum Bms Maximum BMms Average Bms C DOCUME 1 HERMAN gt m Figure 3 6 Pinging AC Source LAN IP address iM Series i Series iX Series 34 AC Source SCPI Programming Manual California Instruments 4 SCPI Command Reference 4 1 Introduction Related Commands Where appropriate related commands or queries are included These are listed because they are either directly related by function or because reading about them will clarify or enhance your understanding of the original command or query Subsystem commands Subsystem commands are specific to AC DC source functions They can be a single command or a group of commands The groups are comprised of commands that extend one or more levels below the root The description of common commands follows the description of the subsystem commands The subsystem command groups are listed in alphabetical order and
51. is also supplied with the power source Note If a USB cable is plugged into the USB interface connector of the power source the RS232 interface will be disabled Remove any USB connection to use the RS232 port 3 3 1 Serial Communication Test Program The following sample program written in GW BASIC can be used to check communication to the i Series source over the RS232C serial interface California Instruments i ix Series RS232C Communication Demo Program c 1995 Copyright California Instruments All Rights Reserved This program is for demonstration purposes only and is not to be used for any commercial application OPEN COM2 Replace with COM1 COM3 or COM4 for Com port used The input and output buffers are set to 2K each although this is not required for most operations OPEN COM2 9600 n 8 1 BIN TB2048 RB2048 FOR RANDOM AS 1 CLS PRINT INTERACTIVE MODE Enter and endless loop to accept user entered commands DO INPUT Enter AC Source Command quit to exit gt cmd IF cmd lt gt QUIT AND cmd lt gt quit THEN PRINT 1 cmd CHRS 10 IF INSTR cmdS THEN PRINT 1 CHRS 4 LINE INPUT 1 response PRINT response END IF Check for Errors after each command is issued PRINT 1 ESR CHR 10 PRINT 1 CHR 4 LINE INPUT 1 esr esr VAL esr AND 60 AND 4 THEN Query Error Reported by AC Source AND 8 THEN x x Instrument Dependent Error Reported by
52. numeric gt Examples 1EC411 DIPS VOLT 20 Query Syntax 1EC411 DIPS VOLT Returned Parameters lt NR2 gt iM Series i Series iX Series 169 AC Source SCPI Programming Manual California Instruments 1EC411 DIPS ANGLe This command sets the start phase angle for the dips Command Syntax 1EC411 DIPS ANGLe Parameters lt numeric gt Examples 1EC411 DIPS ANGL 90 Query Syntax 1EC411 DIPS ANGL Returned Parameters lt NR2 gt 1EC411 STATe This command will enable the IEC411 option and initialize the associated data Command Syntax IEC411 STATe lt state gt Parameters lt ON OFF gt Examples 1EC411 STAT ON Query Syntax 1EC411 STAT Returned Parameters lt boolean gt 1EC411 VARiants RUN ALL This command will cause the variants automated test sequence by the standard to run Refer to Table 14 in the User Manual Command Syntax 1EC411 VARiants RUN ALL Parameters lt none gt Examples 1EC411 VAR RUN Query Syntax none Returned Parameters lt none gt 1EC411 VARiants RUN SINGle This command will run a single variant test once The test is defined by the variants parameters voltage cycle and angle Command Syntax 1EC411 VARiants RUN SINGle Parameters lt none gt Examples 1EC411 VAR RUN SING Query Syntax none Returned Parameters lt none gt 1EC411 VARiants HOLD TIME This command will set the variant hold time in seconds Refer to Figure 9 13 in the User Manual iM Series i Series
53. o2 D4 ug fio fa Ss Get IP Address D The same IP Configuration utility can be used to set the power source LAN option to either static IP or DHCP IP mode See the on line help for futher instructions iM Series i Series iX Series 33 AC Source SCPI Programming Manual California Instruments 3 5 3 Socket Port Number Now that a connection has been verified you can develop your application code If you are using one of the Microsoft environments the Winsock protocol which is part of the Windows operating system can be used Similar capabilities are supported on other operating systems To use Winsock your will have to specificy the port number of the power source s LAN interface The port number determines the protocol for the communication The power source uses ASCII characters and instrument SCPI commands for remote control The IANA registered Port number for the Instrument SCPI interface is 5025 TCP Remote port 5025 The port numbe is factory set to 5025 3 5 4 IP Ping You can also test the IP address from your Windows PC An easy way to do so is to use the ping utility under MS DOS To do so bring up a DOS window using the start menu Start gt Programs gt Accessories gt Command Prompt At the command prompt type ping lt IP address gt This will send an IP ping request to the power source For this to work the power source must be turned on and connected to the same network as the PC Also the power source
54. or replace the Product or issue a credit note for the defective Product or provide the Buyer with replacement parts for the Product The Buyer will at its expense return the defective Product or parts thereof to AMETEK in accordance with the return procedure specified below AMETEK will at its expense deliver the repaired or replaced Product or parts to the Buyer Any warranty of AMETEK will not apply if the Buyer is in default under the Purchase Order Agreement or where the Product or any part thereof e is damaged by misuse accident negligence or failure to maintain the same as specified or required by AMETEK e is damaged by modifications alterations or attachments thereto which are not authorized by AMETEK e is installed or operated contrary to the instructions of AMETEK e is opened modified or disassembled in any way without AMETEK s consent or e is used in combination with items articles or materials not authorized by AMETEK The Buyer may not assert any claim that the Products are not in conformity with any warranty until the Buyer has made all payments to AMETEK provided for in the Purchase Order Agreement PRODUCT RETURN PROCEDURE Request a Return Material Authorization RMA number from the repair facility must be done in the country in which it was purchased e Inthe USA contact the AMETEK Repair Department prior to the return of the product to AMETEK for repair Telephone 800 733 5427 ext 2295 or ext 24
55. power on state VOLT 120 Set initial output voltage immediate level FREQ 60 Set initial output frequency OUTP ON Enable the output VOLT MODE PULS Enable output to generate pulses when triggered VOLT TRIG 0 Set the voltage dropout triggered level PULS WIDT 03333 Set pulse width for 2 periods PULS PER 0 0667 Set pulse period for 4 cycles TRIG SOUR BUS Respond to IEEE 488 bus triggers TRIG SYNC SOUR PHAS Synchronize triggers to internal phase reference TRIG SYNC PHAS 90 Sets internal phase reference point to 90 degrees INIT Set to Wait for trigger state lt device trigger gt Send the IEEE 488 bus trigger iM Series i Series X Series 141 AC Source SCPI Programming Manual California Instruments 6 4 3 List Transients List mode lets you generate complex sequences of output changes with rapid precise timing which may be synchronized with internal or external signals Each function that can participate in output transients can also have an associated list of values that specify its output at each list point You can program up to 32 settings or points in the list the time interval dwell that each setting is maintained the number of times each data point is repeated the number of times that the list will be executed and how the settings change in response to triggers All list point data can be stored in nonvolatile memory using one of the available setup register This means that the programmed data for any list function wi
56. range changing to the voltage range value set in the initial setup Refer to the PONSetup VRANge command listed in the PONSetup system section 4 19 Command Syntax SOURce VOLTage RANGe PAIR lt NRf gt Parameters 135 270 150 300 RST Value Defined by the PONSetup RANGe Examples VOLT RANG PAIR 135 270 Query Syntax SOURce VOLTage RANGe PAIR Returned Parameters lt NR2 gt Related Commands VOLT RANG VOLT PONS VRAN VOLTage SENSe SOURce This command selects the source from which the output voltage is sensed The following voltage sense sources can be selected INTernal This senses the voltage at the output of the power amplifier on the in board side of the output disconnect relay EXTernal This senses the output voltage at the user s sense terminals which allows remote voltage sensing at the load Command Syntax SOURce VOLTage SENSe SOURce lt source gt Parameters INTernal EXTernal RST Value INTernal Examples VOLT SENS SOUR INT Query Syntax SOURce VOLTage SENSe SOURce Returned Parameters lt CRD gt VOLTage SLEW Phase Selectable This command sets the slew rate for all programmed changes in the output voltage level of the source A parameter of MAXimum will set the slew to its maximum possible rate The SCPI representation for MAXimum is 1E9 Command Syntax SOURce VOLTage SLEW IMMediate lt NRf gt Parameters 0 to1E9 MAX Unit V S volts per second RST Value MAX Examples VOLT SLEW 1
57. recommend you use this driver to develop your code 3 2 2 National Instruments GPIB Controllers Either the native NI gpib 32 dll or the VISA drivers may be used to interface to these controllers If you are using LabView or LabWindows make sure to select the correct controller when installing the IDE program Prior to running any applications programs you must set up the GPIB controller hardware with the configuration program located in the Windows Control Panel For plug and play versions of the GPIB card the setup will be performed when the card is first detected Regardless of the GPIB interface controller used the power supply expects a message termination on EOI or line feed so set EOI w last byte of Write iM Series i Series iX Series 20 AC Source SCPI Programming Manual California Instruments 3 3 RS232C Interface i iX power sources that have an RS232 interface but no USB interface use a special cable to connect to a 9 pin PC serial port The cable is marked SOURCE on one end and PC on the other end and the orientation of the cable is important The required serial cable is supplied with the source If you are unable to locate this cable you need to use a cable that conforms to the wiring diagram shown in Figure 3 1 i iX power source that have both RS232 and USB interfaces use a standard straight through DB9 to DB9 serial cable The orientation of the cable is not important This cable Cl P N 250709
58. reference An error will occur if exactly 1024 data points are not sent with the command Data points can be in any arbitrary units The AC source scales the data to an internal format that removes the dc component and ensures that the correct ac rms voltage is output when the waveform is selected You cannot use the predefined names as names for your waveform Waveform data is stored in nonvolatile memory and is retained when input power is removed Up to 50 user defined waveforms may be created and stored per group The RST and DCL commands have no effect on user defined waveforms Be careful when using the RCL command to make sure the waveform group that was selected when the front panel setup was stored is the same If not the AC DC power source will attempt to recall a waveform that likely does not exist in the presently selected group of waveforms In this case an error message is generated and no switching of the waveform at the output of the source takes place A waveform can be selected for output using the FUNCtion SHAPe FUNCtion SHAPe TRIGgered or LIST SHAPe commands Command Syntax TRACe DATA lt waveform_name gt lt NRf gt lt NRf gt Parameters lt waveform_name gt lt amplitude gt Example TRAC flattop 0 1 0 3 0 7 0 7 0 3 0 1 Query Syntax none Related Commands TRAC DATA TRAC DEL FUNC SHAP iM Series i Series X Series 117 AC Source SCPI Programming Manual California Instruments TRACe CATal
59. return to the Idle state Thus it will be necessary to initiate the system each time a triggered acquisition is desired Note You cannot initiate measurement triggers continuously Otherwise the measurement data in the data buffer would continuously be overwritten by each triggered measurement 6 6 10 Selecting the Measurement Trigger Source The trigger system is waiting for a trigger signal in the Initiated state Before you generate a trigger you must select a trigger source To select the SYNC Trigger to start the measurement at specific phase angles in the waveform TRIGger ACQuire SOURce SYNC TRIGger SYNC SOUR PHAS TRIGger SYNC PHASE 0 iM Series i Series iX Series 150 AC Source SCPI Programming Manual California Instruments To select IEEE 488 bus triggers group execute trigger device trigger or TRG command use TRIGger ACQuire SOURce BUS To select the signal driving the Trigger Out from the transient use TRIGger ACQuire SOURce TTLTrg 6 6 11 Generating Measurement Triggers Providing that you have specified the appropriate trigger source you can generate triggers as follows e By sending one of the following over the IEEE 488 e TRIGger ACQuire IMMediate e TRG e agroup execute trigger GET e By waiting for a specific phase angle of the waveform e By generating an output transient that causes the Trig Out to output a pulse e By pressing the front panel START soft key in the HARMONICS WAVEFORM
60. the power source will operate at in the low voltage AC range Command Syntax SOURce LIMit CURRent lt NRf gt Parameters maximum current limit at low voltage range command protected Query Syntax SOURce LIMit CURRent Returned Parameters lt NR2 gt LIMit VOLTage This command will set the maximum voltage the power source will operate at in the high voltage AC range Command Syntax SOURce LIMit VOLTage lt NRf gt Parameters maximum current limit at low voltage range command protected Query Syntax SOURce LIMit VOLTage Returned Parameters lt NR2 gt iM Series i Series iX Series 82 AC Source SCPI Programming Manual California Instruments LIMit PHASe This command will configure the power source controller for the number of output phases A value of zero will configure the source as a single phase unit A value of 120 will configure the power source controller as a three phase unit with a 120 phase offset between phase A B and C Any other value will configure the controller as a two phase unit using phase A and C Command Syntax SOURce LIMit PHASe lt NRf gt Parameters 0 to 360 command protected Query Syntax SOURce LIMit PHASe Returned Parameters lt NR2 gt iM Series i Series iX Series 83 AC Source SCPI Programming Manual California Instruments 4 15 Sense Subsystem Sweep iX series only This subsystem controls the measurement current range the data acquire sequence a
61. the wizard 29 AC Source SCPI Programming Manual California Instruments The USB to Com virtual port is now available to the PC s operating system To complete the install process click on the Finish button To verify the virtual com port is available you can access the Windows System Properties screen select the Hardware tab and open the Windows Device Manager screen The USB redirector should be listed under Ports COM amp LPT as shown in the image below The com port number is automatically assigned Note the com port number for subsequent reference in your application software or when selected the COM port in the Gui Interface screen This port number may be changed by opening the USB redirector properties and clicking on Port Settings then Advanced and selecting which port to use from the COM Port number drop down box amp Device Manager File Action View Help ez D E eA A SOTEC3120X w Batteries d Computer S Disk drives Display adapters lt 3 DVD CD ROM drives l IDE ATA ATAPI controllers 19 Keyboards 15 Mice and other pointing devices d lo Modems 5 Monitors n adapters S ix AC Source E Network adapters B SIS 900 PCI Fast Ethernet Adapter RB OEM Port 1 0 Device Driver D PCMCIA adapters F Ports COM amp LPT J USB Serial Port COMS Processors EI Sound video and game controllers Figure 3 4 Windows XP Device Manager Virtual C
62. when the unit is operating in local mode iM Series i Series iX Series 151 AC Source SCPI Programming Manual California Instruments 6 7 Controlling the Instantaneous Voltage and Current Data Buffers Measurements taken by the AC DC power source are based on a digital representation of the voltage and current waveforms Both waveforms are digitized with 18 bits of amplitude resolution and 25 6 usec of time resolution 49Ks sec real time sampling rate for single phase configuration The available memory depth to hold this information is 4K 4096 samples for each waveform This section covers the SCPI commands that can be used to control the position of the trigger point in the 4K deep data buffer 6 7 1 Query the Voltage and Current Sampling Rate X series only The output voltage and current sampling rate is UX Series 39 kHz period 25 6 usec for single phase configuration This means that it takes about 104 milliseconds to fill up 4096 data points in the voltage and current data buffers with the information required to make a measurement calculation i iX Series Il 96 kHz period 10 4 usec for single phase configuration This means that it takes about 42 6 milliseconds to fill up 4096 data points in the voltage and current data buffers with the information required to make a measurement calculation You can query this data sampling rate with SENSe SWEep TINTerval The sample period is 76 8 Series ll or 31 2
63. 0 Assigning the IEEE 488 Address 20 GPIB Gontrollers ado lata 20 RS232C Interface EE 21 USB Interface soon lc Tar E a EA ees Ted 23 LAN Interface OPU a li lirios lc lee ke A bp 32 SCPI Command Reference cssccsseccsseeeeeseeesneeeeseeeeneeeeseneseseaeeaseeeeeeneeseeseseaeeeseeeeees 35 Introduccion aida tae Bien ee eee 35 Kalfront eier att tcs 36 Display SUDS VS Mita ita a 49 A eege eege ea anA ERa a Eaa e a PaE EA ARES ESER 51 Array Measurement Subsystem iX series only 53 Current Measurement Subsystem oooooncccccccccnocononcconcononcnnnnnnnon cn ran nn ran cnr nn nr rara nr 60 Frequency Measurement Subsystem ooooocccnccccnociconcccnonacanoncnnncnnnnn conc cnn nc ronca nr 64 Power Measurement Subsystem ccccsceeseceeeeeeeeeeteseeeeaeeteaeeeeaeeseaeeseaeeseaeeseaeeseaeeseaeeteeeeseesenes 65 Voltage Measurement Subsystem ceeeeeeceeeneeseeeeeeeeeeeeeeeaeeteaeeeeaeeseaeeseaeessaeeseaeeseaeeseaeeseieeeneetias 67 Output Subsystem iit lle sede Nei edie A da 70 Source Subsystem Current caia 75 Source Subsystem Frequency EEN 77 Source Subsystem Function iX Series only ceceeeceeseeeeeneeeeeeeeeneeeseeeeeeeeseeeeseeeseeeeeeeesteeeeaes 80 Source Subsystem lt LiMibindioncact ii cite Ade AE 82 Sense Subsystem Sweep iX series only 84 Giele EE DEE 85 source Subsystem MOde EE 93 Source Subsystem POS Coin a a ee ered N E E iE 93 Source Subsystem PONSetup cistitis 94 Source Subsystem Pulse sa
64. 15 SYSTem COMMunicate LAN PORT 0 0c0c0ccseeeseeeeeeeeeeeeeeeseeeeeeeeeeeeeeeeeeseeeseeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 115 GvVGTemCOMMunicate GEPDalBAUID 116 SYSTem COMMunicate SERial BIG 116 GvVGTemCGOMMunicate GEPal PA 116 SYSTem COMMunicate SERial SBITS 0c0ccccceceseeeeeeseeseeeeeeeeeeseeeeeeeseeeeeeeeeeeeeeeeeeeeeeeeeeeseeeeeeees 116 ENER E Elte UTC 111 SYSTE ERRO ii A eng ENNEN 110 SAS TO ET IMC ii A Neue Een Mera 112 AS BEE 111 SS TemiREMOTE muii AAA Mera e 111 SYSTEM VERSION RE 111 T Table O COMES O ee 6 TCP IP Paddel a lar adas noes 32 Sei dl ie a 34 iMac lis nicas aids 18 DEIER eege a 117 TRACS CA le nac acne eine a coros codes as 118 TRACES DE FING uz da 118 Re RT BEE 118 TRAC e DEL Cte ALL an a 118 TRIG S WEE 123 Trigger Out de Te E 72 iM Series i Series X Series 212 AC Source SCPI Programming Manual California Instruments THlGger ACOuire GCOUlce noc nnnnn cnc rca 122 TRIG ger COUNT ici a da 121 TRIGger SYNChronize PHASO ooococococcconococoncccnonnnnnonnnnnn cnn cnn nora 122 TRIGger SYNChronize SOURCE cocococcconocononccononcnononcnnno cnn nro nan nn nano nn c anna rara nr rra nnn cnn 122 TRIGger TRANSient SOURCE c oooconoccconococonccononnnononcnnnocnnnn cn nn cnn rre 121 U USB ODER pee a ede EE each 23 User Mantilla 9 Vv VB sample Welt CONVE ION iia ile 56 VOLTA a a e ci ode el IEA A LE 101 VO ET age le 102 KEE le RANGO o e Aa 103 VOETage RANGE PA Risa a a
65. 3 SWE DWEL 200 Query Syntax 1EC413 SWE DWEL Returned Parameters lt NR1 gt 1EC413 SWEep CURRent DATA This command will return the measured harmonic current This data is available after the sweep is completed Command Syntax IEC413 SWEep CURRent DATA Parameters none Query Syntax IEC413 SWE CURR Returned Parameters lt NR2 gt lt NRn gt 1EC413 SWEep FREQuency DATA This command will return the frequency data points that correspond to the harmonic current data points This data is available after the sweep is completed Command Syntax 1EC413 SWEep FREQuency Parameters none Query Syntax IEC413 SWE CURR FREQ Returned Parameters lt NR2 gt lt NRn gt iM Series i Series iX Series 178 AC Source SCPI Programming Manual California Instruments 1EC413 SWEep CURRent RESonant This command will return the measured harmonic resonant current This data is available after the sweep is completed If no resonant current is found the command will return a null char Command Syntax IEC413 SWEep CURRent RESonant Parameters none Query Syntax 1EC413 SWE CURR RES Returned Parameters lt NR2 gt lt NRn gt 1EC413 SWEep FREQuency RESonant This command will return the frequency resonant data points that correspond to the harmonic current data points This data is available after the sweep is completed If no resonant current is found the command will return a null char Command Syntax
66. 5 AC Source SCPI Programming Manual California Instruments Index PE aa Ka CLS want apa an a a Ga aR a le ela aed 125 EGE wrstadasecutg Misletiase en viii tie eee ata 125 A E reine career ero Peer EE 126 A O Ah aras fs 126 POPC sok e te ta thn ela et atte ea etal ies tae i a es Ls 126 POP Tess ed tend Sad a o RR Le bea eege e nae Ataris le 127 NEE a e thn e et atte A ies ahaa ab ee a ra La 128 Nie ces H 128 PERO viel kbar EN 129 POA octet netted a tend Ocal a tea e ine ccna a eg 130 MORE a ati ae teat eed tea tee hn hed ta had ola ts ab A 130 SMA tbat aa head A EE 131 WEE 131 WA Heal atta a ate ee ae eta ee ah eae eda oes ete 132 TSOUlPcetfHAbmontce CGOUple 182 SOURce IHARmonics FREQUBNCY ccceecceeseeceeneeceeeeecaeeeeaaeseeaeeseaeeecaaeeeeaaeseeeeeseeeesaeeeeaeeeeaes 182 TSOUlPcetfHAbmontce HE Ference 183 TSOUlPcetHAbmontceGTATe A 182 SOURCe IHARMONnICS VOLT Qe coooooconcccconcccnoninononananoccnnn cn nan nnn anna 183 7 EAR ele Le RE 191 A A350 option COMM ANS EE 193 ABD option COMIMANGS ruralidad 193 E 119 address IEEE tania tata li did 11 AMD option COMIMANGS EE 193 B B787 option COMIMANIGS dencia 193 C CALibrate MEASure CURRent DC ZERO ND 39 CALibrate MEASure CURRent TEMPerature DC ZERO NDT 40 CALibrate MEASure CURRent TEMPerature DC FSCale ND 40 CALibrate MEASure CURRent TEMPerature AC FSCale lt NRP gt ssssssssesssessressressrnssrnssrnssrnssrnssns 39 CALibrate MEASure CUR
67. 63 toll free North America 858 450 0085 ext 2295 or ext 2463 direct e Outside the United States contact the nearest Authorized Service Center ASC A full listing can be found either through your local distributor or our website www programmablepower com by clicking Support and going to the Service Centers tab When requesting an RMA have the following information ready e Model number e Serial number e Description of the problem NOTE Unauthorized returns will not be accepted and will be returned at the shipper s expense NOTE A returned product found upon inspection by AMETEK to be in specification is subject to an evaluation fee and applicable freight charges iM Series i Series X Series 5 AC Source SCPI Programming Manual California Instruments Table of Contents 3 1 3 2 3 3 3 4 3 5 4 1 4 2 4 3 4 4 4 5 4 6 4 7 4 8 4 9 4 10 4 11 4 12 4 13 4 14 4 15 4 16 4 17 4 18 4 19 4 20 4 21 4 22 4 23 4 24 4 25 A E EENEG 9 Documentation SUMMA Y aeea geste EES dE saa is iacnpaadassiaessancagdesnseedsastaaeg 9 Model Series and Series U N 10 External Referentes miii telar ths Ramee ee 11 Introduction to Programming EE 11 Introduction To SGP eege EES EENEG 13 Conventions Used in This Manual 13 The SCPI Commands and Messages 13 USING QUENCES O E E 16 Structure of a SCP Message EE 16 SGPI Data ForMatsisicoia toi ada 19 System Considerat ON S a aT ar a idad nacido Ario nadaa india idos 2
68. 7 USA 1 4 Introduction to Programming This section provides some general information regarding programming instrumentation and available interface types 1 4 1 IEEE 488 Capabilities of the AC DC Source All AC DC source functions are programmable over the IEEE 488 or RS232C interface bus Newer models also offer USB and Ethernet LAN The IEEE 488 2 capabilities of the AC DC source are listed in appendix A of the User s Guide IEEE 488 Address The AC DC source operates from a single IEEE 488 address that may be set from the front panel or programmatically through the IEEE 488 bus To set the IEEE 488 address from the front panel select the Utility entry from the menu screen Care must be used when setting the IEEE 488 address programmatically since the next statement sent to the source must reflect the new address iM Series i Series X Series 11 AC Source SCPI Programming Manual California Instruments 1 4 2 USB Capabilities of the AC source All AC source functions are programmable over the USB interface The USB capabilities of the AC source are listed in Chapter 2 of the User s Manual Some capabilities support on the GPIB interface such as ATN GET and SRQ interrupts do not apply to the USB interface The USB interface operates internally at a fixed baudrate of 460800 baud but USB 2 0 burst transfer rates are supported To set up the USB interface on a Windows XP PC refer to section 3 4 USB Interface The USB
69. AMD24C test option Requires use of ClGuiSlIl Windows software iM Series i Series X Series 127 AC Source SCPI Programming Manual California Instruments 5 7 PSC This command controls the automatic clearing at power on of the Service Request Enable and the Standard Event Status Enable registers see chapter 7 under 7 6 2 for register details PSC ON 1 Prevents the register contents from being saved causing them to be cleared at power on This prevents a PON event from generating a SRQ at power on PSC OFF 0 Saves the contents of the Standard Event Enable and Service Request Enable registers in nonvolatile memory and recalls them at power on This allows a PON event to generate SRQ at power on Using the PCS command in this mode allows the control program to detect a power failure condition that caused the source to power down and back up again Command Syntax PSC lt bool gt Parameters 0 1 OFF ON Example PSCO PSC 1 Query Syntax PSC Returned Parameters OI Related Commands ESE SRE 5 8 RCL This command restores the AC DC source to a state that was previously stored in memory including the transient list with a SAV command to the specified location All states are recalled with the following exceptions CAL STATe is set to OFF the trigger system is set to the Idle state by an implied ABORt command this cancels any uncompleted trigger actions Command Syntax RCL lt NRf gt
70. AMETEK PROGRAMMABLE POWER Revision AB April 2011 Copyright O 2002 2011 By California Instruments All rights reserved P N 7000 982 California Instruments i Series iX Series SCPI Programming Manual Series Series Il AC Source SCPI Programming Manual California Instruments SCPI Programming Reference Manual i iX Series and iM i iX Series II AC DC Power Sources Copyright 1997 2011 AMETEK Revision AB iM Series i Series iX Series 2 AC Source SCPI Programming Manual California Instruments About AMETEK AMETEK Programmable Power Inc a Division of AMETEK Inc is a global leader in the design and manufacture of precision programmable power supplies for R amp D test and measurement process control power bus simulation and power conditioning applications across diverse industrial segments From bench top supplies to rack mounted industrial power subsystems AMETEK Programmable Power is the proud manufacturer of Elgar Sorensen California Instruments and Power Ten brand power supplies AMETEK Inc is a leading global manufacturer of electronic instruments and electromechanical devices with annualized sales of 2 5 billion The Company has over 11 000 colleagues working at more than 80 manufacturing facilities and more than 80 sales and service centers in the United States and around the world Trademarks AMETEK is a registered trademark of AMETEK Inc California Instruments is a trademark owne
71. C Source SCPI Programming Manual California Instruments Important Safety Instructions Before applying power to the system verify that your product is configured properly for your particular application Hazardous voltages may be present when covers are removed Qualified personnel must use extreme caution when servicing this equipment y Circuit boards test points and output voltages also may be floating above WARNING below chassis ground The equipment used contains ESD sensitive parts When installing equipment follow ESD Safety Procedures Electrostatic discharges might WARNING Cause damage to the equipment Only qualified personnel who deal with attendant hazards in power supplies are allowed to perform installation and servicing Ensure that the AC power line ground is connected properly to the Power Rack input connector or chassis Similarly other power ground lines including those to application and maintenance equipment must be grounded properly for both personnel and equipment safety Always ensure that facility AC input power is de energized prior to connecting or disconnecting any cable In normal operation the operator does not have access to hazardous voltages within the chassis However depending on the user s application configuration HIGH VOLTAGES HAZARDOUS TO HUMAN SAFETY may be normally generated on the output terminals The customer user must ensure that the output power lines are labeled properly as to
72. California Instruments c i 0 For j 0 To 1 iChar AscB Mid sData i 2 j 1 1 A8 If iChar gt 9 Then iChar iChar 7 c i c i 16 j iChar Next j Next i Else Retrieve ASC values from four byte input data Note Don t use ASCB or ASCW functions as results will differ based on character sets even on non DCBS Windows Retrieve ASC values from four byte input data For i 0 To 3 c i Asc Mid sData i 1 1 Next i End If Get sign bit sign c 0 And amp H80 amp H80 Get exponent value less sign bit expo c 0 And amp H7F 2 Pick up exponent sign If c 1 And amp H80 amp H80 Then expo expo Or 1 get data less exponent sign bit c 1 c 1 And amp H7F mantisse c 1 H10000 c 2 amp H100 c 3 mant_f mantisse MANT MAX Process exponent If expo lt gt 0 And expo lt gt amp HFF Then expo expo 127 mant_f mant_f 1 expo val 2 Abs expo If expo gt 0 Then mant_f mant_f expo_val If expo lt 0 Then mant_f mant_f expo val Else If mant_f lt gt 0 Then If expo 0 Then mant_f mant_f EXPO MAX Else mant_f mant_f EXPO MAX End If End If End If Append number sign and return value If sign Then mant_f mant_f StringToIEEEFloat mant_f Exit Function FloatConvError Conversion errors are truncated to zero StringToIEEEFloat 0 Exit Function End Function iM Series i Series iX Series 57 AC Sou
73. Command error Unable to complete Unit may be in a mode requested operation inconsistent with request 102 Syntax error Command syntax Misspelled or unsupported incorrect command 103 Invalid separator SCPI separator not See SCPI section of recognized programming manual 104 Data type error Data type invaled Check command for supported data types 108 Parameter not allowed One or more additional Check programming manual for parameters were correct number of parameters received Missing parameter Too few parameters Check programming manual for received for requested correct number of parameters operation 110 Command header error Command header Check syntax of command incorrect 111 header separator error Invalid command Use semi colon to separate separator used command headers 112 Program mnemonic too Syntax error Check programming manual for long correct command syntax 113 Undefined header Command not Check programming manual for recognized error correct command syntax 120 Numeric data error Data received is not a Check programming manual for number correct command syntax 121 Invalid character in Number received Check programming manual for number contains non numeric correct command syntax character s s 123 Exponent too large Exponent in number Check programming manual for exceeds limits correct parameter range 128 Numeric data not Number received when Check programming manual for
74. DC controller generation in use If the year code returned by this query equals 1990 the controller uses the old style command system and you should use the original i series programming commands listed in this chapter If the year code is 1995 the unit uses the new command syntax and the information in this programming manual applies iM Series i Series X Series 164 AC Source SCPI Programming Manual California Instruments 8 5 Sample code The following sample VB 5 0 code illustrates the use of the System Version command to handle both controller generations within a single application program The first two function are used by the sample code fragment Function SourceQuery ByVal cmd As String As String This function issues the command cmd and returns the response in a string If an error occurs an empty string is returned Dim X As Integer Dim sl As String Call Send 0 AC Adr cmd NLend If ibsta s And EERR Then sl Else Process response from AC Source sl Space 255 Call Receive 0 AC Adr sl STOPend If ibsta s And EERR Then T gi Sami ElseIf InStr sl Chr 10 Then sl Left sl InStr sl Chr 10 1 End If End If Query3i sl End Function Function bixVersion As Boolean This function returns the i series hardware revision to allow the program to accommodate both i series controller versions Returns true is Syst version is 1995 false otherwis
75. E 104 VOLTageGENGelGOUbcel A 104 VOT AGES Wes esto e le 104 KEE le SL EW MO RE 105 VOL Tage EW TPHlGgered sasinan aera S aiaa Wiaan RaRa arahina a TAAS tiai kakanda 105 MOL Tage TRIGO A lisas 102 W waveform data eu lu e 56 iM Series i Series iX Series 213
76. E 488 Device Clear not available when usign the RS232C interface or a RST command to take effect Command Syntax SOURce PONSetup WGRoup lt n gt Parameters 0 1 213 Examples PONSetup WGRoup 2 Query Syntax PONSetup WGR Returned Parameters lt NR1 gt Related Commands TRACe CAT iM Series i Series X Series 97 AC Source SCPI Programming Manual California Instruments 4 20 Source Subsystem Pulse This subsystem controls the generation of output pulses The PULSe DCYCle PULSe PERiod and PULSe WIDTh commands are coupled which means that the values programmed by any one of these commands can be affected by the settings of the others Refer to Table 4 1 and Table 4 2 under PULSe HOLD for an explanation of how these commands affect each other Subsystem Syntax SOURce PULSe COUNt lt n gt MAXimum Selects transient pulse count DCYCle lt n gt Selects pulse duty cycle PERiod lt n gt Selects pulse period when the count is greater than 1 WIDTh lt n gt Selects width of the pulses HOLD WIDTh DCYCle Select which parameter to hold during programming PULSe COUNt This command sets the number of pulses that are output when a triggered output transient occurs The command accepts parameters in the range 1 through 2E8 If MAXimum is sent the output pulse repeats indefinitely Command Syntax SOURce PULSe COUNt lt NRf gt Parameters 1 to 2E8 MINimum MAXimum RST Value 1 Examples PULS COUN 3 PULS COU
77. EC413 FCURve LEVel Returned Parameters lt NR2 gt 1EC413 FCURve DWELI This command will set the dwell time in seconds for the flat curve test The class must be selected prior to this command Query with min and max to find the range of dwell time Command Syntax IEC413 FCURve DWELI lt NRf gt Parameters Examples 1EC413 FCURve DWEL 20 Query Syntax 1EC413 FCURve DWEL Returned Parameters lt NR1 gt 1EC413 FCURve PAUSe This command will set the pause time in seconds This is the time between tests when RUN ALL is selected The class must be selected prior to this command Query with min and max to find the range of the dwell time Command Syntax 1EC413 FCURve PAUSe lt NRf gt Parameters Examples 1EC413 FCURve PAUS 2 Query Syntax 1EC413 FCURve PAUS Returned Parameters lt NR1 gt iM Series i Series iX Series 175 AC Source SCPI Programming Manual California Instruments 1EC413 MCURve LEVel This command will set the levels for the meister curve test The class must be set prior to this command The IEC413 STATe must be in the off position and the user class must be selected to accept the command The command will accept a sequence of five data level parameters The first two have a range for O to 20 These two parameters set the test level in for the frequency range 0 33 to 2 x f1 and 2 to 10 x f1 respectively The last three parameters set the test levels for 10 to 20 x fland 20 to 40 x f1 in n f These values
78. Enable Register Bit Position Bit Name al EXE A E BEE used Bwm e CME Command error DDE Device dependent error EXE Execution error OPC Operation complete PON Power on QYE Query error Command Syntax ESE lt NRf gt Parameters 0 255 Power On Value 0 see PSC command Example ESE 129 Query Syntax ESE Returned Parameters lt NR1 gt Register value Related Commands ESR STB iM Series i Series iX Series 125 AC Source SCPI Programming Manual California Instruments 5 3 ESR This query reads the Standard Event Status Event register Reading the register clears it The bit configuration of this register is the same as the Standard Event Status Enable register see ESE See chapter 7for a detailed explanation of this register Query Syntax ESR Parameters None Returned Parameters lt NR1 gt Register value Related Commands CLS ESE ESE OPC 5 4 IDN This query requests the source to identify itself It returns the data in four fields separated by commas Query Syntax IDN Returned Parameters lt AARD gt Field Information California Instruments Manufacturer XXXXXX Model number and letter nnnnnn Serial number or 0 Rev xX XX Revision levels of firmware Example CALIFORNIA INSTRUMENTS 5001iX AC SOURCE 12345 Rev 3 03 5 5 OPC This command causes the interface to set the OPC bit bit 0 of the Standard Event Status register when the source has completed
79. Examples Query Syntax Returned Parameters 1EC413 MCURve PAUSe This command will set the pause time in seconds This is the time between tests when RUN ALL is selected The class must be selected prior to this command Query with min and max to find the range of the dwell time When the selected GROUP is MCURve the pause should normally be set to 0 as no pause is required for this test If a pause value other than zero is set the interharmonic levels during the pause period will be zero iM Series i Series iX Series 176 AC Source SCPI Programming Manual California Instruments Command Syntax 1EC413 FCURve PAUSe lt NRf gt Parameters Examples 1EC413 FCURve PAUS 2 Query Syntax 1EC413 FCURve PAUS Returned Parameters lt NR1 gt 1EC413 0SWing LEVel This command will set the level for the over swing harmonics combination test The command has two parameters one for the third and one for the fifth order harmonic The IEC413 STATe must be in the off position and the user class must be selected to accept the command Command Syntax 1EC413 0SWing LEVel lt NRf gt lt NRf gt Parameters 0 to 20 Examples 1EC413 0SWing LEVel 10 Query Syntax 1EC413 0SWing LEVel Returned Parameters lt NR2 gt 1EC413 0SWing DWELI This command will set the dwell time in seconds for the over swing harmonics combination test The class must be selected prior to this command Query with min and max to find the range of the dwell ti
80. L Calibration is completed TRANS Transient is completed MEAS Measurement is completed iM Series i Series X Series 106 AC Source SCPI Programming Manual California Instruments STATus OPERation EVENt This query returns the value of the Operation Event register The Event register is a read only register which holds latches all events Reading the Operation Event register clears it Query Syntax STATus OPERation EVENt Parameters None Returned Parameters lt NR1 gt Register Value Examples STAT OPER EVEN Related Commands CLS STATus OPERation CONDition This query returns the value of the Operation Condition register This is a read only register which holds the real time unlatched operational status of the AC DC power source Query Syntax STATus OPERation CONDition Parameters None Examples STAT OPER COND Returned Parameters lt NR1 gt Register value STATus OPERation ENABle This command and its query set and read the value of the Operation Enable register This register is a mask for enabling specific bits from the Operation Event register to set the operation summary bit OPER of the Status Byte register The operation summary bit is the logical OR of all enabled Operation Event register bits Command Syntax STATus OPERation ENABle lt NRf gt Parameters 0 to 32727 Default Value 0 Examples STAT OPER ENAB 32 STAT OPER ENAB 1 Query Syntax STATus OPERation ENABle Returned Parameters lt NR1
81. LTage DC LRANge ZERO Returned Parameters lt NR1 gt value range 127 to 128 Related Commands CAL VOLT DC LRAN ZERO CALibrate SOURce VOLTage DC HRANge FSCale POSitive lt NRf gt This command will set the calibration coefficent for the positive dc full scale output voltage at the high voltage range Command Syntax CALibrate VOLTage DC HRANge lt NRf gt Parameters lt NRf gt a value between 127 and 128 Examples CAL VOLT DC HRAN 2 Query Syntax CALibrate VOLTage DCHRANge Returned Parameters lt NR1 gt value range 127 to 128 Related Commands CAL VOLT DC LRAN ZERO iM Series i Series iX Series 46 AC Source SCPI Programming Manual California Instruments CALibrate SOURce VOLTage DC HRANge FSCale NEGative lt NRf gt This command will set the calibration coefficent for the negative dc full scale output voltage at the high voltage range Command Syntax CALibrate VOLTage DC HRANge FSCale NEGative lt NRf gt Parameters lt NRf gt a value between 127 and 128 Examples CAL VOLT DC LRAN NEG 2 Query Syntax CALibrate VOLTage DC LRANge NEG Returned Parameters lt NR1 gt value range 127 to 128 Related Commands CAL VOLT DC HRAN ZERO CALibrate SOURce VOLTage DC HRANge ZERO lt NRf gt This command will set the calibration coefficent for the dc output voltage offset at the high voltage range Command Syntax CALibrate VOLTage DC HRANge ZERO lt NRf gt Parameters lt NRf gt a value
82. Litude lt n gt Sets the AC rms voltage amplitude AC DC OFFSet Set the DC offset value in AC DC mode TRIGgered AMPLitude lt n gt Sets the transient voltage amplitude MODE lt mode gt Sets the voltage mode FIXISTEP PULSILIST RANGe LEVel lt n gt Sets the voltage range PAIR 135 270 150 300 Sets the voltage range pair SENSe SOURce INTernal EXTernal Sets voltage sense source SLEW IMMediate lt n gt MAXimum Sets the voltage slew rate MODE lt mode gt Sets voltage slew mode FIXISTEP PULSILIST TRIGgered AMPLitude lt n gt MAXimum Sets the transient voltage slew rate VOLTage Phase Selectable This command programs the AC rms DC or offset output voltage level of the power source The voltage mode must be set for AC to accept an AC voltage The Voltage mode must also be set to AC DC to accept a DC offset value Command Syntax SOURce VOLTage LEVel MMediate AMPLitude AC lt NRf gt SOURce VOLTage LE Vel IMMediate AMPLitude DC lt NRf gt SOURce VOLTage LE Vel MMediate AMPLitude OFFSet lt NRf gt Parameters 0 to maximum voltage range specified by the LIMit VOLTage command Unit V rms voltage RST Value 0 volt Examples VOLT 250 VOLT LEV 25 Query Syntax SOURce VOLTage LE Vel IMMediate AMPLitude Returned Parameters lt NR2 gt Related Commands SOUR MODE VOLT TRIG iM Series i Series X Series 101 AC Source SCPI Programming Manual Califo
83. MEASuse and FETCh subsystems are not affected by the INST COUP command and always operate on the selected phase only This means the instrument can remain in coupled mode while doing measurement queries using INST NSEL lt n gt FETC VOLT WAI Note that when the instrument is subsequently put in the uncoupled state using INST COUP NONE the last issued phase selection will be in effect To make sure the desired phase is selected follow the INST COUP NONE command with an INST NSEL lt n gt command Command Syntax INSTrument NSEL Parameters 1 2 3 Examples INST NSEL 1 Query Syntax INST NSEL Returned Parameters lt CRD gt Related Commands INST COUP INST SEL iM Series i Series iX Series 51 AC Source SCPI Programming Manual California Instruments INSTrument SELect This command may be used select a specific output phase in three phase mode using a character reference A denotes phase A B denotes phase B and C denotes Phase C As long as the instrument state is coupled however programming command will affect all phases As soon as the INST COUP NONE command is issued the last selected phase becomes selected To immediately change the output of a single phase only make sure the instrument state is uncoupled when issuing the INST SEL command Note that the MEASuse and FETCh subsystems are not affected by the INST COUP command and always operate on the selected phase only
84. N MIN PULS COUN MAX Query Syntax SOURce PULS COUNt Returned Parameters lt NR2 gt Related Commands PULS DCYC PULS PER PULS WIDT PULSe HOLD This command specifies whether the pulse width or the duty cycle is to be held constant when the pulse period changes The following tables describe how the duty cycle period and width are affected when one parameter is set in a single program message if two or three parameters are set in a single message there sequence will define how they will be affected Command Syntax SOURce PULSe HOLD lt parameter gt Parameters WIDTh DCYCle RST Value WIDTh Examples PULS HOLD DCYC Query Syntax SOURce PULSe HOLD Returned Parameters lt CRD gt Related Commands PULS COUN PULS DCYC PULS PER PULS WIDT iM Series i Series iX Series 98 AC Source SCPI Programming Manual California Instruments Parameter Set DCYCle PERiod WIDTh y Sets WIDTh If WIDTh lt PERiod recalculates DCYCle otherwise recalculates the PERiod and DCYCle y Sets PERiod If WIDTh lt PERiod recalculates DCYCle otherwise recalculates the PERiod and DCYCle CE O Sat Sets DCYCle and recalculates PERiod Table 4 1 PULSe HOLD WIDTh parameters PA ses Dr andresatates he PERO es Pros andresaiuites he WIDTH Tes bye andresstaates PERod Table 4 2 PULSe HOLD DCYCle parameters PULSe DCYCle This command sets the duty cycle of the triggered output pulse The duty cycle units are speci
85. OLTage HARMonic AMPLitude lt harmonic number gt MEASure VOLTage HARMonic PHASe lt harmonic number gt Harmonic numbers are related to the programmed frequency of output voltage Queries sent with an argument of 0 return the dc component An argument of 1 indicates the fundamental frequency 2 indicates the second harmonic 3 indicates the third and so on The maximum harmonic component that can be read is limited by the fundamental measurement bandwidth which is 19 53 kHz for a single phase configuration and 6 51kHz for three phase configuration An error is generated if a query is sent for a harmonic that has a frequency greater than the bandwidth above To return all the harmonic components with a single query use the following commands MEASure ARRay CURRent HARMonic AMPLitude lt n gt MEASure ARRay CURRent HARMonic PHASe lt n gt MEASure ARRay VOLTage HARMonic AMPLitude lt n gt MEASure ARRay VOLTage HARMonic PHASe lt n gt These queries always return 51 data values from the dc component up to the the numeric option field lt n gt if present or the 50th harmonics Any harmonics that represent frequencies greater than the measurements bandwidth are returned as the value 0 To return the percentage of total harmonic distortion in the output voltage or current use the following commands MEASure CURRent HARMonic THD MEASure VOLTage HARMonic THD 6 6 5 Simultaneous Ou
86. OUPle ALL NONE Couples or uncouples commands NSELect 1 2 3 Selects phase A B or C using numeric references SELect A B C Selects phase A B or C using character references INSTrument COUPle This command may be used to couple all output phase in three phase mode When the phases are coupled commands issues subsequently affect all three phases This allows the output voltage to be programmed for all three phases using a single command and without the need to select each phase individually When uncoupled commands issued must be preceeded by the PHAS NSEL command and will only affect the selected command Available parameters are ALL to couple all phases and NONE to uncouple all phases In single phase mode the INST COUP commands are ignored Command Syntax INSTrument COUPle Parameters ALL NONE Examples INST COUP ALL Query Syntax INST COUP Returned Parameters lt CRD gt Related Commands INST NSEL INST SEL INSTrument NSELect This command may be used select a specific output phase in three phase mode using a numeric reference A 1 denotes phase A a 2 denotes phase B and a 3 denotes Phase C As long as the instrument state is coupled however programming command will affect all phases As soon as the INST COUP NONE command is issued the last selected phase becomes selected To immediately change the output of a single phase only make sure the instrument state is uncoupled when issuing the INST NSEL command Note that the
87. Parameters lt CRD gt SYSTem COMMunicate SERial BITS This command will set the SERial communication number of data bits Command Syntax SYSTem COMMunicate SERial BITS lt NRF gt Parameters 718 Example SYST COMM SER BITS 8 Returned Parameters lt NR1 gt SYSTem COMMunicate SERial SBITs This command will set the SERial communication number of stop bits Command Syntax SYSTem COMMunicate SERial SBITs lt NRF gt Parameters 1 2 Example SYST COMM SER SBITs 1 Returned Parameters lt NR1 gt iM Series i Series iX Series 116 AC Source SCPI Programming Manual California Instruments 4 24 Trace Subsystem Commands iX series only This subsystem programs the output waveform of the AC DC power source Subsystem Syntax TRACe CATalog Return list of defined waveforms DATA lt waveform_name gt lt n gt lt n gt Assign values to a waveform DEFine lt waveform_name gt lt waveform_name gt 1024 Create and name new waveform DELete NAME lt waveform_name gt Delete waveform to free its memory ALL Delete all user waveforms from memory TRACe These commands set the values of a user defined waveform table The first parameter is the name of a waveform that was previously defined with TRACe DEFine Following the name are 1024 data points that define the relative amplitudes of exactly one cycle of the waveform The first data point defines the relative amplitude that will be output at 0 degrees phase
88. Parameters 0 through 7 Example RCL 3 Related Commands RST GAN WARNING Recalling a previously stored state may place hazardous voltages at the AC source output iM Series i Series X Series 128 AC Source SCPI Programming Manual California Instruments 5 9 RST The reset RST command has the same effect as an IEEE 488 Device Clear bus command but can be used over the RS232C interface as well This command resets the AC source to the following factory defined states Table 5 1 RST default parameter values INIT CONT OFF SOUR LIST STEP AUTO OUT OFF SOUR PHAS MODE FIX OUTP TTLT OFF OUTP TTLT SOUR BOT SOUR CURR PROT DEL SOUR VOLT TRIG SOUR FREQ MODE FIX SOUR VOLT SLEW MODE _ FIX SOUR FREQ SLEW MAX SOUR VOLT SLEW TRIG MAX SOUR FREQ SLEW MODE FIX TRIG CONN NONE SOUR FREQ SLEW TRIG MAX SOUR FREQ TRIG TRIG SYNC SOUR SOUR FUNC MODE FIX TRIG SYNC PHAS TRIG SOUR IMM Command Syntax RST Parameters None Related Commands SAV A RST command or a IEEE 488 Device Clear also clears all status registers but does not change the Event Enable registers for each status register group iM Series i Series iX Series 129 AC Source SCPI Programming Manual California Instruments 5 10 SAV This command stores the present state of the AC DC power source to a specified location in memory Up to 8 states including the transient list can be stored in nonvolatile memory Com
89. RM PHAS 180 270 Query Syntax 1EC413 HARM PHAS Returned Parameters lt NR2 gt lt NR2 gt IEC413 HARMonics DWELI This command will set the dwell time in seconds for each harmonic The class must be selected prior to this command Query with min and max to find the range of the dwell time Command Syntax IEC413 HARM DWELI lt NRf gt Parameters lt seconds gt Examples IEC413 HARM DWEL 10 Query Syntax 1EC413 HARM DWEL Returned Parameters lt NR1 gt 1EC413 HARMonics PAUSe This command will set the pause time in seconds This is the time between each harmonic The class must be selected prior to this command Query with min and max to find the range of the dwell time Command Syntax 1EC413 HARM PAUSe lt NRf gt Parameters lt seconds gt Examples 1EC413 HARM PAUS 2 Query Syntax 1EC413 HARM PAUS Returned Parameters lt NR1 gt iM Series i Series iX Series 180 AC Source SCPI Programming Manual California Instruments IEC413 IHARMonics LEVel This command will set the level for the interharmonics test The command will accept either one parameter or five parameters In case of one parameter the level will be set for the selected range only The IEC413 STATe must be in the off position and the user class must be selected to accept the command Command Syntax IEC413 IHARmonics LEVel lt NRf gt lt NRf1 NRf4 gt Parameters 0 to 20 Examples IEC413 IHAR LEV 10 Query Syntax IEC413 IHAR LEV Returne
90. RO TEMPerature AC FSCale DC FSCale ZERO iM Series i Series iX Series Allows entry of calibration password required to change calibration coefficients Ambient temperature calibrations Calibrate full scale AC current measurements Calibrate full scale DC current measurements Cancel DC current measurements offset Elevated temperature calibrations Calibrate full scale AC current measurements at higher temperature Calibrate full scale AC current measurements at higher temperature Cancel AC current measurements offset at a higher temperature Ambient temperature calibrations Calibrate full scale AC voltage measurements Calibrate full scale AC voltage measurements Cancel AC voltage measurements offset Elevated temperature calibrations Calibrate full scale AC voltage measurements at higher temperature Calibrate full scale AC voltage measurements Cancel AC voltage measurements offset 36 AC Source SCPI Programming Manual California Instruments Subsystem Syntax continued SOURce PHASe VOLTage AC LRANge FSCale ZERO HFRequency HRANge FSCale ZERO HFRequency DC LRANge FSCale POSitive NEGative ZERO HRANge FSCale POSitive NEGative ZERO HFRequency IMPedance REAL FSCale ZERO REACtive FSCale ZERO IHARmonic iM Series i Series iX Series Calibrate output phase angle relative to external sync Ca
91. RRent HARMonic PHASe lt NRf gt FETCh ARRay CURRent HARMonic PHASe lt NRf gt Parameters None Examples MEAS ARR CURR HARM PHAS 16 FETC ARR CURR HARM PHAS Returned Parameters 17 NR2 values Related Commands INST NSEL iM Series i Series iX Series 55 AC Source SCPI Programming Manual California Instruments 4 5 2 Waveform Array Data Format Mode MEASure ARRay MODe This command selects the waveform array data format to be used Available in firmware revision 2 32 or higher only The default mode is binary BIN which uses an IEEE floating point data format in which each data sample is transferred as a 4 byte floating point binary data word Alternatively an ASCII format may be selected ASCii in which each data sample is sent as 8 ASCII Hex values representing the 4 byte IEEE floating point data Note that the transfer mode only applies to MEAS ARR VOLT and MEAS ARR CURR queries All other measurement queries always return ASCII data Note that at power on the default mode is always set to binary BIN Syntax MEASure ARRay MODe Parameters BIN AGCH Examples MEAS ARR MOD ASC Related Commands MEAS ARR VOLT MEAS ARR CURR Note The MEAS ARR MOD command is provided to allow waveform data transfers in ASCII on DBCS versions of MS Windows Examples of DBCS versions are Chinese Korean Japanese etc On most Windows versions the binary mode can be used as it reduces the amount of data transferred and thus provides better th
92. Rent AMBient AC FSCale NDT 39 CALibrate MEASure CURRent AMBient DC FSCale NI 39 CALibrate MEASure VOLTage TEMPerature DC ZERO NDT 42 CALibrate MEASure VOLTage TEMPerature DC FSCale ND 42 CALibrate MEASure VOLTage TEMPerature AC FSCale lt NRf gt cccceeeseeeeeeeseeeeeeeeeseeeeeaes 41 CALibrate MEASure VOLTage AMBient DC ZERO ND 41 iM Series i Series iX Series 206 AC Source SCPI Programming Manual California Instruments CALibrate MEASure VOLTage AMBient DC FSCale NI 41 CALibrate MEASure VOLTage AMBient AC FSCale lt NRf gt ooonnnccncccnnnicnnoccnoncccconccnannnnnnannnancnnnns 41 CALibrate PASS Word ictericia road alas idee tee 38 CAL braiel GOU Pcel HAftmonc eens eeeaeeeeeeeeeeeeeseaeeeeaaeeeceeecaeeesaaesseaeeseeeeesaaeeesaeeseneeee 45 CALibrate SOURce REACtive ZERO Na 48 CALibrate SOURce REACtive FSCale Na 48 CALibrate SOURce REAL ZERO lt Nrf gt coococccccocicononcnonccccnncnnnnnnnnnn nn nan cc can nnnn anna cc narran ra nann rancia 48 CALibrate SOURce REAL FSCale lt Nrf gt coocconnncinoccnnnccccncccononanonanncnnccconrnn anna nn nn carr rn nann nn 48 CALibrate SOURce VOLTage DC HRANge ZERO lt NRf gt coococococcccconccconnnnononanann cnn ncn nan nnnannnnnnnncnns 47 CALibrate SOURce VOLTage DC HRANge FSCale POSitive lt NRf gt nsss 46 CALibrate SOURce VOLTage DC HRANge FSCale NEGative NP 47 CALibrate SOURce VOLTage DC LRANge ZERO NI 46 CALibrate SOURce VOLT
93. S Offset 54 msec 4096 DATA POINTS Offset 0 msec 4096 DATA POINTS Offset 1000 ms a 4096 DATA POINTS Acquisition Time gt Trigger Moment Figure 6 4 Pre event and Post event Triggering iM Series i Series iX Series 153 AC Source SCPI Programming Manual California Instruments 6 8 Trigger System Summary Figure shows a functional block diagram of the AC DC source s trigger system If both trigger systems are initiated at the same time the Acquisition trigger system will respond to the first trigger generated while the transient trigger system will respond to the second trigger Thus the acquisition has the highest priority Note On i series AC DC sources the acquisition trigger system is not present OUTP TTLT SOUR OUTP TTLT STAT RIGGER BOT OFF OUT EOT ON LIST TRIG ACQ SOUR BUS MEASUREMENT E vee n TILT POVIS TRIGGER trobe PHASE TRIG TRAN SOUR IMM TRANSIENT Sale A8 BUS TRIGGER SYSTEM Figure 6 5 Trigger system block diagram iM Series i Series iX Series 154 AC Source SCPI Programming Manual California Instruments 7 Status Registers You can use status register programming to determine the operating condition of the AC source at any time For example you may program the AC source to generate an interrupt assert SRQ when an event such as a current limit occurs When the interrupt oc
94. SIl Windows Software No SCPI commands available e Airbus AMD24 Option AMD Requires ClGuiSll Windows Software No SCPI commands available e Boeing B787 0147 Option B787 Requires ClGuiSIl Windows Software No SCPI commands available e OMNI OPTION The AC DC power source will report all installed options including any firmware options when queried using the SYST CONF BYTE or OPT command Additional firmware options may be added over time Consult the factory for additional information on firmware options not listed here but present on your unit iM Series i Series iX Series 167 AC Source SCPI Programming Manual California Instruments 9 2 IEC 1000 4 11 411 Option The following are the remote commands set for IEC1000 4 11 The ABORt command will terminate a test in progress at any time Test completion can be checked using the OPC query if the OPC 1 command is issued immediately after an IEC1000 4 11 command Upon completion of the test run OPC will return a 1 This may be relevant for ATE applications in view of long test times for some IEC 1000 4 11 test sequences Details on the actual tests performed as a result of each of these commands may be found in the IEC 1000 4 11 option section of the User Manual which is supplied with the AC DC power source 1EC411 NOMinal VOLTage DIPS RUN ALL SINGle VOLTage PERCent CYCLes ANGLe STATe VARiants RUN ALL SINGle HOLD
95. Series i Series iX Series 10 AC Source SCPI Programming Manual California Instruments 1 3 External References SCPI References The following documents will assist you with programming in SCPI e Beginner s Guide to SCPI Highly recommended for anyone who has not had previous experience programming with SCPI IEEE 488 References The most important IEEE 488 documents are your controller programming manuals IEEE 488 Command Library for Windows etc Refer to these for all non SCPI commands for example Local Device Clear and Group Execute Trigger bus commands e IEEE 488 command library for Windows e lEEE 488 controller programming The following are two formal documents concerning the IEEE 488 interface e ANSI IEEE Std 488 1 1987 IEEE Standard Digital Interface for Programmable Instrumentation Defines the technical details of the IEEE 488 interface While much of the information is beyond the need of most programmers it can serve to clarify terms used in this guide and in related documents e ANSI IEEE Std 488 2 1987 IEEE Standard Codes Formats Protocols and Common Commands Recommended as a reference only if you intend to do fairly sophisticated programming Helpful for finding precise definitions of certain types of SCPI message formats data types or common commands The above two documents are available from the IEEE Institute of Electrical and Electronics Engineers 345 East 47th Street New York NY 1001
96. Subsystem syntax SOURce PONSetup FREQuency lt n gt Set the frequency value VOLTage LEVel lt n gt Set the voltage level MODE DC AC ACDC Set the voltage mode CURRent lt n gt Set the current limit PHASe ANGLe Set the phase angle relative to external VRANge 135 270 150 300 Set the voltage range NOUTput ONEPhase THReephase LAST Set the command language OUTPut RELay 0 1 OFF ION Set the state of the output relay OLOad MODE CVOL CCUR Set the over load mode const voltage or const current CLOCk INT EXT Set the the clock source to internal or external SENSe INT EXT Set the voltage sense to internal or external WGRoup lt n gt Set the wave group to 0 3 iX series only PONSetup FREQuency This command sets the initial frequency of the power source at the power on Command Syntax SOURce PONSetup FREQuncy lt NRf gt Parameters set by the LIMit FREQuency Examples PONS FREQ 50 Query Syntax PONS FREQ Returned Parameters lt NR2 gt PONSetup VOLTage LEVel This command sets the output voltage level at the power on This voltage level cannot exceed the limit at the initial voltage range On models with dual voltage range pairs e g 135 270 V and 150 300 V settings the maximum initial values that can be set are a function of the selected voltage range pair configured See VOLT RANG PAIR command in section 4 21 Command Syntax SOURce PONSetup VOL Tage LEVel lt NRf gt Parameters set by the LIMi
97. T e BI KEE 170 IEC 411 NOMinal VOET ages ccoo hal nel nadia Nd teva 168 IEC4173s IHARMOoni Ss RU EE 181 EC413 1HARmonics STEET 181 IEC EENG 173 IEC4 EEN He BIER DWEL EE 175 IEG 4 EH e BT EE 175 ICC ve Allee See ii E ZEN e dit 175 177 IEC4 13 GROUP ir aa pth ea ead peters ead aed 175 IEG 413 HARM IDWEEL Mh parea anaren diria tae verve dbp teenth t dee 180 IEC 413 HARM PAU Se coccion Deve teed poten ech deeds deet 180 IEC41 3 HARMOnics LE Vel cccccccccssssececsssccesseaeeecseeueeecsecaeeesseeaeeessecaeeesseeaeeesseaueeeseesaesesseanensees 179 IECG413 HARMomes PHASE eiae eea as aE NE E ea er ACEEA EEE UTEE REEE n 180 IECG3 lH Abmoncsl EVel nn nnnnnn nn nn naar nn rn naar nn rr naar nn rn naar nr rn naar nnnnianns 181 IEC413 INDVidual HARMonics NUMBer ssseeseesseesseeeseessrussrnssnnesrnssrnssrnssrnssrnssrnssrnssrnssrnssrnssrnssrnnt 174 IEC413 INDVidual IHARMonics FREQuency ceccceeeeeeeeeeeeeeeeeeeeeecaeeeseaeeeeeeeseaeeesaeeesaeeeeneeeed 174 IECA 32INDVidual GwWEeolPRANGel eens eeeeaeeeeaeeseeeeeseaeeesaaeseeaeeseeeesaeestaeeeeeeeeed 174 ECAS MOUR ve DWEL enee ae E E A E EER E TE R E A E E N 176 IEGATS MOUR RTE 176 EC413 OSWing DWELI cositas a aaa ae a E a A A a A E EA RAER teak 177 IEC ATS OSWiING LEV eC EE 177 IEC ATS ene RE 177 IE CATS PAU Orina Deeg eege eebe teat 173 EGA NS RUN EE 173 IECH STA Ocarina nO anos Shades teas 173 IECA1S S TERE SIZE roo corro aries 174 IEC413 SWEep CURRent RESona
98. TEE 73 OQUTPUETTE TESTA Tel ee ie Meee iain ieee eel ae 72 QUTPUESTA Tela eg es i ee iat de A A eee i 70 P REI Ee Zeeche abad ee EE dee gegen 93 PONSettip CURRIN Is EE 95 PONSetup FREQUENCy tii dia 94 PONSetup OLOad MODE siii ia 96 PONSetup OUTPUt REL iii 96 PDOhNZetup PHAGetANGLel aen 95 PONSetup VOLTage MODE A 95 PONSetup VOLTage LEVel ooooooncoconncnnnnnccnnccconoconnnccnnnnnccnarnnn rca cnc rn 94 NOTTE EE 95 Port number RE 34 programita 20 PUESSCOUNE a dee 98 PUESEDE US da NOA 99 PUESSHO DEE 98 AO ESTE H PIE RIO a e 99 PUESSIWID RR Meet EE ee uct Na O Ne cer cea 100 Q QUEME ii A A AA 16 R RJ45 CONNECT AS os a Ae lea NR a ES A aaa EL ay 32 A iva Se SMa ie Nuh alive E E suds E T E vege Saudia weet adth 18 ROOt i Gina ee I ai ie Ma Gen Ai a ee a ae 14 iM Series i Series iX Series 211 AC Source SCPI Programming Manual California Instruments S LEE 13 MOSS we nies aie A ede niet deel 14 PFOGrAIM MESSAGE iii aa aaa aaaea a aaa iaaa ara aaa 14 response message sss ii i ds anae ra a ad 14 SENSE SWE6pOFFS t POINIS wes ins eai eaa ta diia dis 84 SENSE SWEep TIN Temal nierien a a aa tel a aa ened Dana aaien a Taa 84 SeParalon A ay Sette a ate athe a a a aa aaa ea eee tnt e E 18 SOMOS ii A A A dda A A ada a va A 10 SOMOS Ui AS od rl tal india riada inet des 10 GTATusObEbRaton CON Don 107 STA T s OPERA ON E NA BA a r r a a a a a e E ae Sar iare ia aier eidi 107 STATUS OPERationEV ENC a ici ici iii iaa ae iii de
99. TIME VOLTage PERCent FALL TIME RISE TIME 1EC411 NOMinal VOLTage This command set the nominal voltage for the test Command Syntax 1EC411 NOMinal VOLTage lt NRf gt Parameters lt volatge gt Examples 1EC411 VOLT 230 Query Syntax 1EC411 VOLT Returned Parameters lt NR2 gt iM Series i Series iX Series 168 AC Source SCPI Programming Manual California Instruments 1EC411 DIPS RUN ALL This command will cause the automated test sequence by the standard to run Refer to Table 13 in the User Manual Command Syntax IEC411 DIPS RUN ALL Parameters lt none gt Examples 1EC411 DIPS RUN Query Syntax none Returned Parameters lt none gt 1EC411 DIPS RUN SINGle This command will run a single test once The test is defined by the dip parameters voltage cycle and angle Command Syntax 1EC411 DIPS RUN SINGle Parameters lt none gt Examples 1EC411 DIPS RUN SING Query Syntax none Returned Parameters lt none gt IEC411 DIPS VOLTage PERCent This command defines the dip voltage as a percentage of the nominal voltage when the run single command is used Command Syntax IEC411 DIPS VOLTage PERCent Parameters lt numeric gt Examples IEC411 DIPS VOLT 20 Query Syntax IEC411 DIPS VOLT Returned Parameters lt NR2 gt 1EC411 DIPS CYCLes This command defines the duration of the dip voltage expressed in the number of cycles Command Syntax 1EC411 DIPS CYCLes Parameters lt
100. The returned value is of the form YYYY V where YYYY represents the year and V is the revision number for that year Note This command can be used to determine the revision of an i series AC DC power source If the year code equals 1990 the controller uses the old style command system and you should refer to the original I series programming manual for the correct command syntax If the year code is 1995 the unit uses the new command syntax and the information in this programming manual applies Refer to Chapter 8 for details on command compatability between older and newer i series AC DC sources Query Syntax Parameters Returned Paramters Example SYSTem LOCal SYSTem VERSion None lt NR2 gt SYST VERS This command can only be used with the RS 232 interface lt sets the interface in Local state which enables the front panel controls Command Syntax Parameters Example Related Commands SYSTem REMote SYSTem LOCal None SYST LOC SYST REM This command can only be used with the RS 232 interface It sets the interface in the Remote state which disables all front panel controls Command Syntax Parameters Example Related Commands SYSTem REMote None SYST REM SYST LOC SYSTem CONFigure BYTE This command will set the system configuration This is a protected command and requires a password The query response is available however Available options are returned separated by a comma A zero va
101. Tus QUEStionable EVENt iM Series i Series X Series 160 AC Source SCPI Programming Manual California Instruments 7 7 SCPI Command Completion SCPI commands sent to the AC source are processed either sequentially or in parallel Sequential commands finish execution before a subsequent command begins Parallel commands allow other commands to begin executing while the parallel command is still executing Commands that affect list and trigger actions measurements and calibration are among the parallel command The WAI OPC and OPC common commands provide different ways of indicating when all transmitted commands including any parallel ones have completed their operations The syntax and parameters for these commands are described in chapter 5 Some practical considerations for using these commands are as follows WAI This prevents the AC source from processing subsequent commands until all pending operations are completed except for transients OPC This places a 1 in the Output Queue when all pending operations have completed Because it requires your program to read the returned value before executing the next program statement OPC can be used to cause the controller to wait for commands to complete before proceeding with its program OPC This sets the OPC status bit when all pending operations have completed Since your program can read this status bit on an interrupt basis OPC allows subsequent commands t
102. URRent To measure the dc voltage or current use MEASure VOLTage DC or MEASure CURRent DC To measure the maximum current amplitude and the current crest factor use MEASure CURRent AMPLitude MAXimum MEASure CURRent CREStfactor To reset the peak measuremnt use MEAS CURR AMPL RESet iM Series i Series X Series 147 AC Source SCPI Programming Manual California Instruments 6 6 2 Power Measurements The MEASure queries can return real and apparent power measurements as well as dc power and power factor using the following commands MEASure POWer AC APParent measures the AC component of apparent power in VA MEASure POWer AC REAL measures the in phase component of power in watts MEASure POWer AC PFACtor returns the output power factor MEASure POWer DC measures the dc component of power 6 6 3 Frequency Measurements To measure the frequency use the following command MEASure FREQuency 6 6 4 Harmonic Measurements The MEASure and FETCh queries can return the amplitude and phase of up to the 50th harmonic of voltage and current They can also return the total harmonic distortion in the output voltage or current For example to return readings for an individual harmonic component use the following commands MEASure CURRent HARMonic AMPLitude lt harmonic number gt MEASure CURRent HARMonic PHASe lt harmonic number gt MEASure V
103. W EE IMMediate eh Lee MODE di TRIGgered ete FUNCtion heen SHAPe ta tds IMMediate etude deta tinea nate Loge CSINe lt n gt dial MODE M LIMit EEN FREQuency lt n1 gt lt n2 gt Beech ical tate VOLTage lt n gt E E CURRent lt n gt di PHASe lt n gt EE LIST aa COUNt lt n gt MAX EE CURRent lt n gt lt n gt raid POINts bass DWELI lt n gt lt n gt EE POINts iM Series i Series iX Series 196 AC Source SCPI Programming Manual California Instruments fist jet Sheer tee FREQuency d EE Ee LEVel lt n gt lt n gt AE nba POINts O O SLEW lt n gt lt n gt EE Ee alba POINTs rc FUNCtion E SHAPe lt shape gt lt shape gt an dadas POINts Ee eg REPeat iaa COUNt lt n gt lt n gt See EE EEN POINts EE STEP ONCEJAUTO BEE TTLTrg lt bool gt lt bool gt Tae oars artes POINts ANA VOLTage TREO LEVel lt n gt lt n gt E ee POINts ee SLEW lt n gt lt n gt ies POINts Shei ied IMMediate lt n gt EE PONSetup fects A ORE FREQuency lt n gt finite Me Magic VOLTage dd LEVel lt n gt EE MODE AC DC ACDC dia CURRent lt n gt diia ta PHASe AA O ANGLE lt n gt di Seba VRANGE 135 270 150 300 Ae Mee NOUTPUT ONE THRILAST iia OUTPUT da rd RELay 0 1 ON OFF ae ia aaaeei OLOad EE MODE CVOLT CCURR ea AEE KE A CLOCk INT EXT Sietieerg debeis SENSe INT EXT Pela tan WGRoup lt n gt sevestenss PULSe Drs COUNt lt n gt MAXimum pinpon Zeg DCYCLE lt n gt
104. a sinewave crest factor 1 414 The maximum rms value is defined by the LIMIT subsystem H a custom waveform is selected with a crest factor higher than 1 414 the maximum rms voltage will be less than the LIMIT value iM Series i Series iX Series 134 AC Source SCPI Programming Manual California Instruments Voltage Ranges The power source has two voltage ranges that are controlled by relay The command that controls the range is VOLTage RANGe MIN MAX 135 270 or VOLTage RANGe MIN MAX 150 300 iX series only When the range is set to MIN 135 or 150 the maximum rms voltage that can be programmed for a sine wave is 135 or 150 volts rms but it is only on this range that the maximum output current rating is available The VOLTage RANGe command is coupled with the CURRent command This means that the maximum current limit that can be programmed at a given time depends on the voltage range setting in which the unit is presently operating Frequency The output frequency is controlled with the FREQuency command To set the output frequency to 50 Hz use FREQuency 50 6 2 4 Voltage and Frequency Slew Rates Voltage Slew The AC source has the ability to control the slew rate of AC amplitude and frequency changes and dc amplitude This can be used to generate ramps or to protect sensitive loads To set the voltage slew rate to 20 volts per second use VOLTage SLEW 20 At RST the slew rate is set to M
105. age DC LRANge FSCale NEGative NI 46 CALibrate SOURce VOLTage DC LRANge FSCale POSitive ND 46 CALibrate SOURce VOLTage HFRequency HD 45 CALibrate SOURce VOLTage AC HRANge HFRequency NI 44 CALibrate SOURce VOLTage AC HRANge ZERO ZNDIA nan nn nana nnnanccnns 44 CALibrate SOURce VOLTage AC HRANge FSCale ANDA 44 CALibrate SOURce VOLTage AC LRANge HFRequency ND 44 CALibrate SOURce VOLTage AC LRANge ZERO lt NR gt cooococococcconcccconcnononcnanoncnancnnan na nannnnnanccnnns 43 CALibrate SOURce VOLTage AC LRANge FSCale lt NR gt coonococnccccconicononnnonccccancnnannanannnnancccns 43 command Ge 35 commands COMINO e eek SA Sava A A O A 16 CONVENTIONS ssi catia live A al Ov ares yet a oii ee i 13 Eege 2 CURA diria A EA a en ae eae en i ee 75 CURRent PROTection STAT 6 ci aia 76 D DISPlay LOC ation mii EE 50 DISPlay MODE ET 49 DISPlay STA TO ceci a a a a a ia e 49 DISPlay EXT A a a E AE a 50 DO160 EMERgencyl VOLT_FREQ M Aximum cae eeeaaeeeeeeeseeeesaeeesaeeeeeeeeed 187 DO160 ABNormal FREQuency TRANSIeN cccceeeeeeeeeeeeeeaeeeeeeeceeeeeceaeeeeeaeeeeeeeseeeesaeeetaeeeeneeeed 189 DOT GO APBhNorm al VO Tage DC LO 189 DO160 ABNormal VOLTage MAXIMUM ecccceceeeeeeeeeeee eee eeeeaeeeeeeeseeeeseaeeeseaeeeeeeeseeeeeaeeesaeeeeneeeed 188 DOT G0 APBhNorm al VO Tage MiNmmum 188 DO160 ABNormal VOL Tage OVER oooococnccccconocononcnoncononcnconnnnnnnnnnnnn cnn rra rana naar nr cen rn narra
106. ailable MEASure and FETCh MEASure triggers the acquisition of new measurement data before returning a reading FETCh returns a reading computed from previously acquired data Individual outputs of a three phase source are specified by the setting of INSTrument NSELect Subsystem Syntax MEASure FETCh SCALar VOLTage AC Returns ac rms voltage DCH Returns the dc component of the voltage HARMonic AMPLitude lt n gt Returns amplitude of the Nth harmonic of voltage PHASe lt n gt Returns phase of the Nth harmonic of voltage THD Returns of total harmonic distortion of voltage MEASure VOLTage AC FETCh VOLTage AC Phase Selectable These queries return the ac rms voltage being sourced at the output terminals Query Syntax MEASure SCALar VOLTage AC FETCh SCALar VOLTage AC Parameters None Examples MEAS VOLT AC FETC VOLT AC Returned Parameters lt NR2 gt Related Commands INST NSEL MEASure VOLTage DC FETCh VOLTage DC Phase Selectable These queries return the dc component of the output voltage being sourced at the output terminals This command should be used when the voltage mode is set for DC or ACDC Query Syntax MEASure SCALar VOLTage DC FETCh SCALar VOLTage DC Parameters None Examples MEAS VOLT FETC VOLT Returned Parameters lt NR2 gt Related Commands INST NSEL iM Series i Series iX Series 67 AC Source SCPI Programming Manual California Instruments MEAS
107. all pending operations See ESE for the bit configuration of the Standard Event Status registers Pending operations are complete when all commands sent before OPC have been executed This includes overlapped commands Most commands are sequential and are completed before the next command is executed Overlapped commands are executed in parallel with other commands Commands such as measurement and calibration are overlapped with subsequent commands sent to the AC DC power source The OPC command provides notification that all overlapped commands have been completed OPC does not prevent processing of subsequent commands but Bit 0 will not be set until all pending operations are completed The OPC query causes the interface to place an ASCII 1 in the Output Queue when all pending operations are completed Use OPC to poll command completion status Command Syntax OPC 1 Parameters 1 Query Syntax OPC Returned Parameters lt NR1 gt Related Commands TRIG WAI iM Series i Series iX Series 126 AC Source SCPI Programming Manual California Instruments 5 6 OPT This query requests the AC source to identify any features or options that are installed Features are identified by a string keyword or a number A 0 anywhere in this list indicates that specific feature is not installed If a feature is installed or available its corresponding keyword will be returned Refer also to the SYSTem CONFigure BYTE command Thi
108. amming the VOLTage RANGe by itself causes the programmed current limit to be set to the maximum for the given range if it had previously been higher than the maximum setting for the new range If the commands VOLTage RANGe 150 CURRent 37 VOLTage RANGe 300 are send no error will be generated because the second VOLTage RANGe command automatically sets the programmed current limit to 18 5 which is the maximum value for the programmed voltage range Programming both the current and the voltage range in one program message unit can be done based on the order and the initial voltage setting If the following commands are sent VOLTage RANGe 300 CURRent 44 VOLTage RANGe 150 CURRent 37 no error will be generated because the combined current limit and voltage range specified on the second line are within the output ratings of the power source but the voltage range command must be sent before the current command Another example of a coupled command is the VOLT RANGE command Changing voltage ranges is only allowed if the output relay state is open The following command sequence will result in a Error 300 Device specific error OUTPUT 1 VOLTage RANGe 300 The correct sequency would be iM Series i Series iX Series 138 AC Source SCPI Programming Manual California Instruments OUTPUT 0 VOLTage RANGe 300 OUTPUT 1 6 4 Programming Output Transients Output transients are used to e Synchronize output changes with a p
109. ansfer format VOLTage DC Returns the digitized instantaneous voltage HARMonic AMPLitude Returns amplitudes of the first 50 harmonics PHASe Returns phase angles of the first 50 harmonics iM Series i Series X Series 53 AC Source SCPI Programming Manual California Instruments 4 5 1 Current Array Data MEASure ARRay CURRent DC FETCh ARRay CURRent DC Phase Selectable These queries return an array containing the instantaneous output current in amperes The data returned in arbitrary block data format as follows 5 lt block length n gt lt b0 gt lt b1 gt lt b2 gt lt b3 gt lt bn 3 gt lt bn 2 gt lt bn 1 gt lt bn gt where b0 b1 b2 b3 are four hex bytes represent IEEE single precision floating number where b0 is the most significant byte and b3 is the least significant byte The output voltage and current are digitized whenever a measure command is given or whenever an acquire trigger occurs The time interval between samples is UX Series 25 6 microseconds for single phase mode and 76 8 microseconds for three phase mode UX Series Il 10 4 microseconds for single phase mode and 31 2 microseconds for three phase mode The query SENSe SWEep TINTerval will return the time interval the position of the trigger relative to the beginning of the data buffer is determined by SENSe SWEep OFFSet Query Syntax MEASure ARRay CURRent DC lt n gt lt n gt FETCh ARRay CURRent DC lt n gt lt n gt
110. anted data If the fundamental frequency is programmed to 400 Hz for example there is no need to query harmonics above number iM Series i Series iX Series 54 AC Source SCPI Programming Manual California Instruments Query Syntax MEASure ARRay CURRent HARMonic AMPLitude lt nrf gt FETCh ARRay CURRent HARMonic AMPLitude Parameters None Examples MEAS ARR CURR HARM FETC ARR CURR HARM 20 Returned Parameters 21 NR2 values Related Commands INST NSEL MEASure ARRay CURRent HARMonic PHASe lt nrf gt FETCh ARRay CURRent HARMonic PHASe lt nrf gt Phase Selectable These queries return an array of harmonic phases of output current in degrees referenced to the positive zero crossing of the fundamental component The fundamental component will return a value relative to the fundamental voltage The first value returned is the dc component always returned as 0 degrees phase the second value is the fundamental frequency and so on up to the 50th harmonic Harmonic orders can be measured up to the fundamental measurement bandwidth of the measurement system UX Series 19 531 kHz in single phase mode and 6 510 kHz in three phase mode i iX Series Il 48 kHz in single phase mode and 16 kHz in three phase mode Thus the maximum harmonic that can be measured is dependent on the output frequency Any harmonics that represent frequencies greater than the above frequencies are returned as 0 Query Syntax MEASure ARRay CU
111. arameters lt CRD gt Related Commands ABOR TRIG TRIG DEL TRIG SYNC TRIG SYNC PHAS INIT INIT CONT TRG WAI iM Series i Series iX Series 121 AC Source SCPI Programming Manual California Instruments TRIGger ACQuire SOURce X series only These commands select the trigger source for a triggered measurement sequence as follows IMMediate Acquire the measurements immediate The FETCh commands return the requested calculation from the set of acquired data as soon as the measurement calculations are completed by the controller SYNChronize Internal phase A angle BUS IEEE 488 device TRG or lt GET gt Group Execute Trigger TTLTrg The signal driving the Trigger Out BNC Command Syntax TRIGger ACQuire SOURce lt CRD gt Parameters IMM SYNC BUS TTLT RST Value IMM Examples TRIG ACQ SOUR BUS Query Syntax TRIGger ACQuire SOURce Returned Parameters lt CRD gt Related Commands ABOR TRIG SOUR TRIG SYNC SOUR TRIG SYNC PHAS INIT INIT CONT TRG TRIGger SYNChronize SOURce This commands select the synchronizing trigger source in generating a step pulse or list output as follows e MMediate starts the transient output immediately e PHASe starts the transient output at the reference phase set by TRIG PHAS Command Syntax TRIGger SYNChronize SOURce lt CRD gt Parameters IMMediate PHASe RST Value IMM Examples TRIG SYNC SOUR IMM TRIG SOUR PHAS Query Syntax TRIGger SYNC SOURce Returned Parameters lt CRD gt
112. arent FETCh POWer AC APParent Phase Selectable This query returns the apparent power being sourced at the output terminals in kilo volt amperes KVA Query Syntax MEASure SCALar POWer AC APParent Parameters None Examples MEAS POW AC APP Returned Parameters lt NR2 gt Related Commands None iM Series i Series iX Series 65 AC Source SCPI Programming Manual California Instruments MEASure POWer AC PFACtor FETCh POWer AC PFACtor Phase Selectable This query returns the output power factor The power factor is computed as power factor real power apparent power Query Syntax MEASure SCALar POWer AC PFACtor Parameters None Examples MEAS POW PFAC Returned Parameters lt NR2 gt Related Commands None MEASure POWer DC FETCh POWer DC Phase Selectable This query returns the DC component of the power being sourced at the output terminals in kilo watts KW The query should be used only when the voltage mode is set for DC In AC mode the same value as the real power reading will be returned if this command is used Query Syntax MEASure SCALar POWer DC Parameters None Examples MEAS POW Returned Parameters lt NR2 gt Related Commands None iM Series i Series iX Series 66 AC Source SCPI Programming Manual California Instruments 4 9 Voltage Measurement Subsystem This subsystem programs the voltage measurement capability of the i iX Series Two measurement commands are av
113. articular phase of the voltage waveform e Synchronize output changes with internal or external trigger signals e Simulate surge sag and dropout conditions with precise control of duration and phase e Create complex multi level sequences of output changes e Create output changes that have rapid or precise timing requirements The following AC DC source functions are subject to transient control e AC output voltage e DC output voltage e Frequency e Start phase angle e AC DC voltage slew rate e Frequency slew rate The following transient modes can be generated Step generates a single triggered output change Pulse generates an output change which returns to its original state after some time period List generates a sequence of output changes each with an associated dwell time or paced by triggers Fixed turns off the transient functions which means that only the IMMediate values are used as the data source for a particular function After a RST or Device Clear command all functions are set to FlXed which turns off the transient functions iM Series i Series iX Series 139 AC Source SCPI Programming Manual California Instruments 6 4 1 Transient System Model Figure 6 1 shows a model of the transient system The figure shows the transient modes and the output waveform that is generated in each mode When a trigger is received in step or pulse modes the triggered functions are set from their IMMediate to
114. ation i series measurement calibration subsystem CALibrate MEASure CURRent AMBient AC FSCale DC FSCale ZERO TEMPerature AC iM Series i Series iX Series Ambient temperature calibrations Calibrate full scale AC current measurements Calibrate full scale DC current measurements Cancel DC current measurements offset Elevated temperature calibrations 163 AC Source SCPI Programming Manual California Instruments FSCale Calibrate full scale AC current measurements at higher temperature DC FSCale Calibrate full scale AC current measurements at higher temperature ZERO Cancel AC current measurements offset at a higher temperature VOLTage AMBient Ambient temperature calibrations AC FSCale Calibrate full scale AC voltage measurements DC FSCale Calibrate full scale AC voltage measurements ZERO Cancel AC voltage measurements offset TEMPerature Elevated temperature calibrations AC FSCale Calibrate full scale AC voltage measurements at higher temperature DC FSCale Calibrate full scale AC voltage measurements ZERO Cancel AC voltage measurements offset If you are using control programs that are used in calibrating the i series AC DC power source the measurement calibration portions of such programs may have to be revised to support the new series controller 8 4 Detecting i Series Controller Versions A control program can use the SYSTem VERSion command to determine the AC
115. aximum which means that AC voltage changes occur at the fastest possible slew rate The slew rate applies to programmed changes in AC DC output amplitude while the unit is operating in fixed mode Amplitude changes made by the step pulse and list transients are controlled by the same rules that apply to all other functions that are subject to transient control See Programming Output Transients Frequency Slew The AC source also has the ability to control the slew rate of frequency changes To set the frequency slew rate to 30 Hz per second use FREQuency SLEW 30 At RST the slew rate is set to MAXimum which means that frequency changes occur instantaneously The frequency slew rate applies to programmed changes in frequency while the unit is operating in fixed mode Frequency changes made by the step pulse and list transients are controlled by the same rules that apply to all other functions that are subject to transient control See Programming Output Transients iM Series i Series iX Series 135 AC Source SCPI Programming Manual California Instruments 6 2 5 Programming the Output Phase You can control the phase of the AC voltage waveform relative to an external reference with PHASe lt n gt which sets the phase in degrees If lt n gt is positive the voltage waveform leads the internal reference or phase A value in three phase configuration For the 15003i 15003ix clk and 30003ix clk three phase three co
116. ay on and off It does not affect the annunciators In the off state the LCD display will be blank but the backlight will remain on Note that this state overrides the DISPLay MODE state as well so the display will be blanked regardless of the display mode setting Command Syntax DISPlay WINDow STAT lt bool gt Parameters 0 1 OFF ON RST Value ON Examples DISP STAT 1 DISP STAT OFF Query Syntax DISPlay WINDow STAT Returned Parameters OI Related Commands DISP MODE DISP TEXT DISPlay MODE This command sets the display to show either normal instrument functions or to show a text message Text messages are defined with DISPlay TEXT DATA The MEAS mode when selected will cause the power source LCD display to revert to the MEASUREMENT 1 display whenever there is no bus actitivy for at least 3 seconds This mode can be used to allow operators to view the measurement 1 screen despite having no control over the front panel Command Syntax DISPlay WINDow MODE lt mode gt Parameters NORMal TEXT MEASurement RST Value NORMal Examples DISP MODE TEXT Query Syntax DISPlay WINDow MODE Returned Parameters lt CRD gt Related Commands DISP DISP TEXT iM Series i Series X Series 49 AC Source SCPI Programming Manual California Instruments DISPlay TEXT This command sets the character string that is displayed when the display mode is set to TEXT The argument is a quoted string limited to upper case alpha characters
117. be used to query any calibration coefficient but no new calibration can be performed Calibration queries always return two values The first value is the calibration coefficient itself the second value is the temperature associated with that coefficient All temperate coefficients except for full scale AC voltage are computed by the AC DC power source controller The calibration password is defined as the numeric portion of the AC DC power source serial number spelled backwards The password needs to be enclosed by single or double quotation marks Thus if the units serial number is HK12345 the calibration password is 54321 and the command syntax would be CAL PASS 54321 Note that any non numeric characters such as the HK in the example shown here need to be discarded when sending the calibration password Only the numeric portion is to be used Command Syntax CALibrate PASSword lt SRD gt Parameters lt numeric portion of serial number reversed gt default Examples CAL PASS 34593 CAL PASS 35461 Related Commands IDN iM Series i Series X Series 38 AC Source SCPI Programming Manual California Instruments 4 2 2 Measurement Current CALibrate MEASure CURReni AMBient AC FSCale lt NRf gt This command initiates the calibration of the AC current measurement at full scale and at ambient temperature Command Syntax CALibrate MEASure CURRent AMBient AC FSCale Parameters lt NRf gt actual load
118. cence ii eau 66 FETCH VOL Tage AOT iiine eaten ege 67 FETCh VOLTage HARMonic PHASe sseeeeeeeeeesresissirssiissrissrissrissrissrisstinttnnstnnntnnstnnnennntnnnennnnt 68 FETCh VOLTage HARMonic THD irsinin ariana aaa aa e a aa aiia apai 69 FETCh VOLTage HARMOnic AA 68 FETCR VOLTAJE iii 67 firmware ele 12 format Waveformidata EE 56 formats Le E ere een ee re ene eer One Peer re Coe pe re Cry rs Ree coe E 19 FREQency SEEW TRIGgered visitada el ee eden 78 FREQUEN OY si Ze ate A tia ies ian tenet ties 77 FREQuency MODE tac cata Eelere Maen tian AEN 77 FREQuency SEEW enee id A tial eae tien thal once a 78 FREQuency SLEW MODE eer dee tial ii Maen ti aida 78 FREQuency TRIGgGered eet ve Reese ii da 79 FUNCIONA a a daa 80 W lle el Kee 72 FUNCION Brel 72 S Tele Ee 81 FUNCION MODE 0 di TE 81 G EIN Mee EE 20 H header Cl de Vu EE 18 SA TA 18 Fieadetz eebe eet ee ETATE AAE ee 14 PUNO aA ek aman 15 iM Series i Series iX Series 208 AC Source SCPI Programming Manual California Instruments al Accor hae ttre a aie eases fei pee am eet een a een tes 20 I IEC 41 15 VA Riants RUNEA E lona id eee 170 IEC 41 1 DIPS ANGLE cui ias deat 170 Ee RE US dE 169 AAN NA A 169 EC411 DIPS RUN AL icon as e 169 IECA 11DIPGSVOL Taoel PER ent 169 ECAT STAT 6 A Mi ee ee a 170 IEC hh VARIants HOLD VTT 171 IEC 41 1 VARI ants FALE TIME fa cid As 171 IECA11V Abiante HO D VOL Taoel PERC ent 171 IEG hh VARIants RISE RTE 171 Se hh TIE
119. comes the root specifier It tells the command parser that this is the root or the top node of the command tree Note the difference between root specifiers and header separators in the following examples CURRent PROTection DELay 1 All colons are header separators CURRent PROTection DELay 1 Only the first colon is a root specifier CURRent PROTection DELay 1 VOLTage 12 5 Only the third colon is a root specifier You do not have to precede root level commands with a colon there is an implied colon in front of every root level command 2 4 7 Message Terminator A terminator informs SCPI that it has reached the end of a message Three permitted message terminators are e newline lt NL gt which is ASCII decimal 10 or hex OA e end or identify lt END gt e both of the above lt NL gt lt END gt In the examples of this manual there is an assumed message terminator at the end of each message If the terminator needs to be shown it is indicated as lt NL gt regardless of the actual terminator character iM Series i Series iX Series 18 AC Source SCPI Programming Manual California Instruments 2 5 SCPI Data Formats All data programmed to or returned from the AC source is in ASCII The data type may be numerical or character string 2 5 1 Numerical Data Formats Symbol Data Form Talking Formats lt NR1 gt Digits with an implied decimal point assumed at the right of the least significant digit
120. command applies to Group 1 only for the the Eurocae standard Refer to Table 5 in the User Manual Command Syntax DO160 NORMal FREQuency TRANsient Parameters none Examples DO160 NORM FREQ TRAN Query Syntax none Returned Parameters none DO160 NORMal FREQuency VARiation This command applies to Group 2 and 3 only for the Eurocae standard Refer to Table 6 in the User Manual Command Syntax DO160 NORMal FREQuency VARiation Parameters none Examples DO160 NORM FREQ VAR Query Syntax none Returned Parameters none DO160 EMERgency VOLT_FREQ MINimum This command will set the voltage and frequency to the minimum level for the emergency operation Command Syntax DO160 EMERgency VOLT_FREQ MINimum Parameters none Examples DO160 EMER VOLT_FREQ MIN Query Syntax none DO160 EMERgency VOLT_FREQ MAXimum This command will set the voltage and frequency to the maximum level for the emergency operation Command Syntax DO160 EMERgencyl VOLT_FREQ MAXimum Parameters none Examples DO160 EMER VOLT_FREQ MAX Query Syntax none iM Series i Series X Series 187 AC Source SCPI Programming Manual California Instruments DO160 EMERgency VOLTage UNBalance This command will unbalance the voltage level for each phase to the emergency high and low operating voltage of each phase This test is valid only for three phase AC source Command Syntax DO160 EMERgency VOLTage UNBalance Parameters none Examples DO160 EMER VOLT
121. current Query Syntax MEASure SCALar CURRent CREStfactor FETCh SCALar CURRent CREStfactor Parameters None Examples MEAS CURR CRES FETC CURR CRES Returned Parameters lt NR2 gt Related Commands INST NSEL MEASure CURRent HARMonic iX series only FETCh CURRent HARMonic iX series only Phase Selectable These queries return the rms amplitude of the Nth harmonic of output current The parameter is the desired harmonic number Queries sent with a value of 0 return the dc component A value of 1 returns the fundamental output frequency Harmonic frequencies can be queried up to the fundamental measurement bandwidth of the measurement system UX Series 25 6 microseconds for single phase mode and 76 8 microseconds for three phase mode UX Series Il 10 4 microseconds for single phase mode and 31 2 microseconds for three phase mode Thus the maximum harmonic that can be measured is dependent on the output frequency Any harmonics that represent frequencies greater than above frequencies are returned as 0 Query Syntax MEASure SCALar CURRent HARMonic AMPLitude lt NRf gt FETCh SCALar CURRent HARMonic AMPLitude lt NRf gt Parameters 0 to 50 Examples MEAS CURR HARM 3 FETC CURR HARM 1 Returned Parameters lt NR2 gt Related Commands INST NSEL iM Series i Series iX Series 62 AC Source SCPI Programming Manual California Instruments MEASure CURRent HARMonic PHASe iX series only FETCh CURRent HARMo
122. curs your program can then act on the event in the appropriate fashion Figure 7 1shows the status register structure of the AC DC source Table 5 1defines the status bits The Standard Event Status Byte and Service Request Enable registers as well as the Output Queue perform standard IEEE 488 functions as defined in the IEEE 488 2 Standard Digital Interface for Programmable Instrumentation The Operation Status and the Questionable Status registers implement functions that are specific to the AC DC source 7 1 Power On Conditions All status register groups are cleared at power on This means all data bits and all Event Enable register bits are cleared It is possible however the set the PON mask in the Event enable register to cause a SRQ This can be accomplished using the PSC command Once set this condition is retained in non volatile memory and will be recalled when power is applied to the AC DC source See paragraph 0 for details on the use of the PSC command 7 2 Operation Status Group The Operation Status group records signals that occur during normal operation The group consists of the following registers Condition STAT OPER COND A register that holds real time status of the circuits being monitored It is a read only register Event STAT OPER EVEN A register that latches any condition It is a read only register that is cleared when read Enable STAT OPER ENAB lt n gt A register that functions as a mask for
123. d Parameters lt NR2 gt IEC413 IHARmonics DWELI This command will set the dwell time in seconds for each interharmonics frequency The class must be selected prior to this command Query with min and max to find the range of the dwell time Command Syntax 1EC413 IHARmonics DWELI lt NRf gt Parameters lt seconds gt Examples IEC413 IHAR DWEL 15 Query Syntax 1EC413 IHAR DWEL Returned Parameters lt NR1 gt 1EC413 IHARmonics PAUSe This command will set the pause time in seconds between each interharmonics frequency The class must be selected prior to this command Query with min and max to find the range of the pause time Command Syntax 1EC413 IHARmonics PAUSe lt NRf gt Parameters lt seconds gt Examples IEC413 IHAR PAUS 2 Query Syntax IEC413 IHAR PAUS Returned Parameters lt NR1 gt iM Series i Series iX Series 181 AC Source SCPI Programming Manual California Instruments 9 3 2 Interharmonics Subsystem The following commands are used to enable and generate an interharmonic waveform up to 20 of the programmed voltage value SOURCce I HARmonics STATe Enable or disable the interharmonics generator COUPle Couple the interharmonics reference to program volt FREQuency Set the interharmonics frequency REFerence Set the interharmonics reference VOLTage Set the interharmonics output as of reference SOURce IHARmonics STATe This command enables the interharmonics genera
124. d by AMETEK Inc Other trademarks registered trademarks and product names are the property of their respective owners and are used herein for identification purposes only Notice of Copyright IM i iX Series Programming Manual 2003 2011 AMETEK Programmable Power Inc All rights reserved Exclusion for Documentation UNLESS SPECIFICALLY AGREED TO IN WRITING AMETEK PROGRAMMABLE POWER INC AMETEK a MAKES NO WARRANTY AS TO THE ACCURACY SUFFICIENCY OR SUITABILITY OF ANY TECHNICAL OR OTHER INFORMATION PROVIDED IN ITS MANUALS OR OTHER DOCUMENTATION b ASSUMES NO RESPONSIBILITY OR LIABILITY FOR LOSSES DAMAGES COSTS OR EXPENSES WHETHER SPECIAL DIRECT INDIRECT CONSEQUENTIAL OR INCIDENTAL WHICH MIGHT ARISE OUT OF THE USE OF SUCH INFORMATION THE USE OF ANY SUCH INFORMATION WILL BE ENTIRELY AT THE USER S RISK AND c REMINDS YOU THAT IF THIS MANUAL IS IN ANY LANGUAGE OTHER THAN ENGLISH ALTHOUGH STEPS HAVE BEEN TAKEN TO MAINTAIN THE ACCURACY OF THE TRANSLATION THE ACCURACY CANNOT BE GUARANTEED APPROVED AMETEK CONTENT IS CONTAINED WITH THE ENGLISH LANGUAGE VERSION WHICH IS POSTED AT WWW PROGRAMMABLEPOWER COM Date and Revision October 2013 Revision AB Part Number 7000 982 Contact Information Telephone 800 733 5427 toll free in North America 858 450 0085 direct Fax 858 458 0267 Email sales ppd ametek com service ppd ametek com Web www programmablepower com iM Series i Series X Series 3 A
125. defined waveforms may be created and stored in one of 4 separate groups Because waveform shape commands are coupled with the voltage commands changing waveforms without changing the programmed voltage may result in an error if the resulting peak voltage amplitude exceeds the maximum voltage rating of the AC DC power source Refer to Coupled Commands for more information 6 2 8 Individual Phases iX Series only In the 15003ix system configuration the following functions can be controlled separately in each phase VOLTage CURRent PHASe FUNCtion MEASure FETCh CALibrate Selecting a Phase Two commands determine which output phase or phases receive commands in the three phase mode These are INSTrument COUPle ALL NONE INSTrument NSELect lt n gt The RST setting for INSTrument COUPle is NONE This setting causes programming commands to be sent to the selected output phases only To send a programming command to all of the output phases set INSTrument COUPle to ALL For individual phase programming use ALL then select the desired output to receive the command with INSTrument NSELect For example when the commands INSTrument COUPle NONE INSTrument NSELect 2 are sent all subsequent voltage commands will go to output phase 2 and all measurement queries will return readings from output phase 2 Note The INSTrument COUPle command has no effect on queries In the three phase mode queries are always direct
126. del Figure 6 2 is a model of the trigger system The rectangular boxes represent states The arrows show the transitions between states These are labeled with the input or event that causes the transition to occur L ABOR IDLE STATE m RST INIT CONT OFF INIT IMM INITIATED STATE INIT CONT ON OR LIST NOT COMPLETE amp TRIGGER RECEIVED LIST STEP ONCE WAIT FOR SYNC STATE SYNC COMPLETED OUTPUT OUTPUT OUTPUT STEP PULSE LIST CHANGES CHANGES CHANGES YES putse NO COUNT DONE LIST YES COMETE NO LIST STEP ONCE _ 2 Figure 6 2 Transient Trigger System Model iM Series i Series X Series 144 AC Source SCPI Programming Manual California Instruments 6 5 2 Initiating the Output Trigger System When the source is turned on the trigger subsystem is in the idle state In this state the trigger subsystem ignores all triggers Sending the following commands at any time returns the trigger system to the Idle state ABORt RST The INITiate commands move the trigger system from the Idle state to the Initiated state This enables the AC source to receive triggers To initiate for a single triggered action use INITiate IMMediate After a trigger is received and the action completes the trigger system will return to the Idle state Thus it will be necessary to initiate the syste
127. ders the interface assumes they are there For example if you enter SOURCe VOLTage 115 the interface recognizes it as SOURce VOLTage LEVel 115 This returns the active path to the root VOLTage But if you enter SOURce VOLTage LEVel 115 then the active path remains at LEVel This allows you to send SOURce VOLTage LEVel 115 RANGe 135 in one message If you did not send LEVel you are allowed to send the following command SOURce VOLTage 115 FREQuency 60 The optional header SOURce precedes the current frequency function phase pulse list and voltage subsystems This effectively makes CURRent FREQuency FUNCtion PHASe PULse LIST and VOLTage root level commands Moving Among Subsystems In order to combine commands from different subsystems you need to be able to restore the active path to the root You do this with the root specifier For example you could open the output relay and check the status of the Operation Condition register as follows OUTPut STATe ON STATus OPERation CONDition Because the root specifier resets the command parser to the root you can use the root specifier and do the same thing in one message OUTPut on STATus OPERation CONDition The following message shows how to combine commands from different subsystems as well as within the same subsystem VOLTage RANGe 135 LEVel 115 CURRent 10 PROTection STATe ON Note the use of the optional header LEVe
128. driver is distributed on the CIC496 CD ROM Step 1 USB Device Driver installation Found New Hardware Wizard Welcome to the Found New Hardware Wizard Windows will search for current and updated software by looking on your computer on the hardware installation CD or on the Windows Update Web site with your permission Read our privacy policy Can Windows connect to Windows Update to search for software O Yes this time only O Yes now and every time connect a device o Click Next to continue Cancel iM Series i Series X Series 23 AC Source SCPI Programming Manual California Instruments When the Found New Hardware Wizard dialog appears select the No not this time option The drivers are not available on line Click on Next button to continue iM Series i Series iX Series 24 AC Source SCPI Programming Manual California Instruments Found New Hardware Wizard This wizard helps you install software for iX AC Source H your hardware came with an installation CD 12 or floppy disk insert it now What do you want the wizard to do O Install from a list or specific location Advanced Click Next to continue The next dialog will ask you to install the software for the iX AC Source Select the Install the software automatically Recommended option and click on Next to continue If you are prompted for a file path browse to the CD root drive and then USB_Inf eg
129. dwell Time needed to slew to Check dwell times in transient final value is less than list settings Increase dwell time dwell time or change slew rate for affected parameter Illegal during transient Operation requested Wait till transient execution is not available while completed or abort transient transient is running execution first Output relay must be Operation not possible Close relay before attempting closed with open relay operation E g transient execution requires output relay to be closed 18 Trans duration less then Dwell time below Increase dwell time to at least 1 1msec minimum or 1 msec msec 19 Clock and sync must De Operation not possible Switch to internal sync internal with external clock Default Input buffer full Too much data Break up data in smaller received blocks EOS Fault Hardware error Cycle power on EOS to reset reported by EOS option error If error persist contact Contact AMETEK service department at service ppd ametek com for repair Waveform harmonics Harmonic contents of Reduce harmonic content or limit user defined wave reduce fundamental frequency shape is too high and programmed could damage amplifier output stage ALC or Impedance must Conflict between ALC Turn off ALC to use be off and programmable programmable impedance impedance mode Turn off programmable impedance to use ALC Table 9 1 Error Messages iM Series i Series X Series 20
130. e These queries return an array of harmonic phases of output voltage in degrees referenced to the positive zero crossing of the fundamental component The fundamental component will return a value relative to the fundamental voltage for phase A Phase A will return a zero value The first value returned is the dc component always returned as 0 degrees phase the second value is the fundamental frequency and so on up to the 50th harmonic Harmonic orders can be measured up to the fundamental measurement bandwidth of the measurement system UX Series 25 6 microseconds for single phase mode and 76 8 microseconds for three phase mode UX Series Il 10 4 microseconds for single phase mode and 31 2 microseconds for three phase mode Thus the maximum harmonic that can be measured is dependent on the output frequency Any harmonics that represent frequencies greater than the above frequencies are returned as 0 Query Syntax MEASure ARRay VOLTage HARMonic PHASe lt NRf gt FETCh ARRay VOLTage HARMonic PHASe lt NRf gt Parameters None Examples MEAS ARR VOLTage HARM PHAS 30 FETC ARR VOLTage HARM PHAS Returned Parameters 31 NR2 values Related Commands INST NSEL iM Series i Series iX Series 59 AC Source SCPI Programming Manual California Instruments 4 6 Current Measurement Subsystem This subsystem programs the current measurement capability of the AC DC source Two measurement commands are available MEASure and FETCh
131. e Dim sResponse As String sResponse SourceQuery SYST VERS If InStr sResponse 1995 0 Then bixVersion True Else bixVersion False End If End Function The next code fragment uses the bixVersion function call to generate the correct command syntax Use group execute trigger for i Series to allow start of all three controllers at the same time If bixHardware Then new generation i series cmd ABORT TRIG TRAN SOURCE BUS Else previous generation i series cmd ABORT ARM SOURCE BUS End If iM Series i Series X Series 165 AC Source SCPI Programming Manual California Instruments iM Series i Series iX Series 166 AC Source SCPI Programming Manual California Instruments 9 Option Commands 9 1 Introduction The i and ix series both offer a number of options that are implemented in the AC DC power source controller If one or more of these options are installed they may be used from both the front panel and the interface For front panel operation of any of these firmware options consult the User Manual supplied with the unit For use in an automated test system this chapter contains the command sub system syntax for the available test options Specifically the following firmware options are available at the time of this manual s printing e IEC 1000 4 11 e IEC 1000 4 13 e MIL STD 704E e RTCA DO 160C e Airbus ABD0100 1 8 Option ABD Requires ClGui
132. e FUNCtion SHAPe command selects the output waveform Square Waveform To select the square output waveform use FUNCtion SHAPe SQUare Clipped Waveform To select a clipped sine waveform use FUNCtion SHAPe CSINe To set the clipping level to 10 THD use FUNCtion SHAPe CSINe 10 The clipping level is specified in terms of the percent total harmonic distortion in the clipped sine waveform User Defined Waveform iM Series i Series iX Series 136 AC Source SCPI Programming Manual California Instruments To create a user defined waveform use TRACe DEFine command to create a name for the waveform then use the TRACe DATA command to send the list of 1024 amplitude points The waveform can then be selected using the FUNCtion command For example a waveform named Distortion can be created with TRACe DEFine DISTORTION TRACe DATA DISTORTION nl n2 n3 n1024 where n1 n1024 are the data points that define the relative amplitudes of exactly one cycle of the waveform The first data point defines the amplitude that will be output at 0 degrees phase reference Data points can be in any arbitrary units The AC source scales the data to an internal format that ensures that the correct ac rms voltage is output when the waveform is selected When queried trace data is returned as normalized values in the range of 1 Waveform data is stored in nonvolatile memory and is retained when input power is removed Up to 50 user
133. e buffer is full This is the easiest way to make measurements since it requires no explicit trigger programming e Use an acquisition trigger to acquire the voltage and current data from the buffer Then use the FETCh commands to return calculations from the data that was retrieved by the acquisition trigger This method gives you the flexibility to synchronize the data acquisition with an external signal FETCh commands do not trigger the acquisition of new measurement data but they can be used to return many different calculations from the same set of data that was captured as a result of same acquisition trigger The query response for measurements is not immediate The source will accept commands from the interface while the measurement in progress To prevent the source from accepting additional commands during measurement the WAI must be used with the measurement query command MEAS FREQ WAI Making triggered measurements with the acquisition trigger system is discussed under Triggering Measurements Note For each MEASure form of the query there is a corresponding query that begins with the header FETCh FETCh queries perform the same calculation as their MEASure counterparts but do not cause new data to be acquired Data acquired by an explicit trigger or a previously programmed MEASure command are used 6 6 1 Voltage and Current Measurements To the rms voltage or current use MEASure VOLTage or MEASure C
134. e transient trigger system e Oor OFF turns off continuous triggering In this state the trigger system must be initiated for each triggered event using INITiate TRANsient Command Syntax INITiate CONTinuous Parameters 0 1 OFFION RST Value OFF Examples INIT CONT ON Related Commands ABOR INIT CONT TRG iM Series i Series X Series 120 AC Source SCPI Programming Manual California Instruments TRIGger TRANSient SOURce This command will determine the source of the trigger event for the transient The following sources are available e MMediate Triggering occurs as soon as the INIT command is received e BUS Triggering occurs following the INIT command after receiving the TRG command or a Group Execute Trigger GET IEEE signal Command Syntax TRIGger TRANSient SOURce Parameters IMMediate BUS RST Value IMMediate Examples TRIG SOUR BUS Related Commands ABOR lt group execute trigger gt TRIGger COUNt This command determines whether the phase synchronization is accomplished at the begining of the transient list or pulse for every COUNt or at the begining of the transient for the first count only It accepts the following parameters e NONe Synchronization is accomplished once e ALLsynchronization is accomplished for every count Command Syntax TRIGger COUNt ALL TRIGger COUNt NONE Parameters ALL NONE RST Value NONE Examples TRIG COUN ALL TRIG COUN NONE Query Syntax TRIG COUN Returned P
135. eaeeeceesaeeessesaeeesseeaeeesenaeeesenseeseneaaes 62 MEASUre CURRG O aniiass asad 61 MEA S re FREQUENCY Za idas ta doses 64 MEASure POWer AC APParent cccccncocccnnononccnnononncnnononnnnnnnnnnnnnnnnnnnnnnn nn rn rra nr nnnnn nn EEEN SE EEEn REEE Enne E EEEE 65 MIST AO SA saccades a NE ANNEER ENNEA AAA ASAA 66 MEASUre POW Gr AG Zonia O 65 MEASUre POW Gr DOT ripus ea E E E A nan O 66 MEASure VOL Tage AG rica aiii 67 MEASure VOLTage HARMonic PHASe ccccccceeeeeeeeeeeeeeeeeecaaeeeeeeeceeeeesaaeeesaaeseeeeeseaeeesaeeeeaeeeenees 68 MEAGure VOLL Tage HAbMonie HD 69 iM Series i Series iX Series 210 AC Source SCPI Programming Manual California Instruments MEASure VOLTage HARMONIC cccccceeesceceeceeeeeeeeaaeeeeeeeceaeeeeaaeeseaaeseeeeeseaesesaaesdeneeseaeeessaeeneaeeseaes 68 MEASUre VOLTAJE Ocio ii lala candi pci dci pelada de pis 67 MODE a ees tp dette tee 93 N National Instruments PEI aer cai Ee Ed ease ate a tee det Ln eas Mae dee eee 20 O Option VA liada 191 SE e ot OE 193 ER 193 AM Beer eee e reer ee errr eerie eer 193 Ee Mere cere Poem aae e eg 193 GERT EE DEE ces etek ac ee dde EE cise ct vert ane Alt oe 74 OUT PUGIMP REAL eege o e dee E O 73 OU TPutilMbedancelGTATel cn rnnc cnn nn 73 OUTP OMNIE S TA E a a della De deat ok eee 194 OUT PURPRO Tection C Ear a eege eebe a a panne a a ca 70 OU TPut PO Techion DEL a 76 QUTPUEREMODE 2 5 sscees e dd ol e ee AN oh 71 OUTPUT MOD E 72 OUT PULT TEM e e
136. ecalled to overwrite old content Limit memory lost Hardware configuration Contact AMETEK service settings lost department at service ppd ametek com to obtain instructions on restoring configuration data System memory lost Memory corrupted Recycle power Calibration memory lost Calibration data lost Contact AMETEK service department at service ppd ametek com to obtain instructions on restoring calibration data or recalibrate unit me iM Series i Series X Series 204 AC Source SCPI Programming Manual California Instruments Start angle must be first Start phase angle in Start phase angles can only sequence wrong place programmed at the start of a transient list Once a transient is in progress phase angle cannot be changed 10 Illegal for DC Operation not possible Switch to AC or AC DC mode in DC mode 11 Duplicate sequence Transient list sequence User new or available number already used sequence number instead 12 Too many sequence Number of transient list Reduce the number of steps in steps exceeds the transient list Max 32 for maximum Series or 100 for Series Il 13 Missing list parameter One or more transient Check programmed lists list parameters missing 14 Voltage peak error Peak voltage exceeds This error may occur when internal bus voltage selecting user defined wave shapes with higher crest factors Reduce programmed RMS value Slew time exceed
137. ectively The value of TINT must be set in increments of 25 or 75 usec The controller will round to the nearest available multiple of 25 6 or 76 8 usec UX Series II 10 4 to 104 usec for single phase and 31 2 to 312 usec for three phase AC DC source configurations respectively The value of TINT must be set in increments of 10 4 or 31 2 usec The controller will round to the nearest available multiple of 10 4 or 31 2 usec Query Syntax SENSe SWEep TINTerval Returned Parameters lt NR2 gt Related Commands SENS SWE OFFS MEAS ARR iM Series i Series iX Series 84 AC Source SCPI Programming Manual California Instruments 4 16 Source Subsystem List This subsystem controls the generation of complex sequences of output changes with rapid precise timing and synchronized with internal or external signals Each subsystem command for which lists can be generated has an associated list of values that specify the output at each list step LIST COUNt determines how many times the source sequences through a list before that list is completed LIST REPeat determines how many times each data point will repeat LIST DWELI specifies the time interval that each value point of a list is to remain in effect LIST STEP detemines if a trigger causes a list to advance only to its next point or to sequence through all of its points All active subsystems that have their modes set to LIST must have the same number of points up to 32 for Series and 100
138. ed to the output selected by INSTrument NSELect iM Series i Series X Series 137 AC Source SCPI Programming Manual California Instruments Programming the Output Phase You can control the phase of the ac voltage waveform relative to an internal reference or to phase A with PHASe lt n gt which sets the phase in degrees If lt n gt is positive the voltage waveform leads the internal reference In a 15003ix configuration the PHASe command sets the relative phase of each of the outputs The INSTrument COUPle setting is ignored by the PHASe command it always controls the output selected by INSTrument NSELect 6 3 Coupled Commands This section describes how to avoid programming errors that may be caused by the error checking done for coupled commands such as VOLTage LE Vel Commands that are coupled to the VOLTage command are the output transient commands that control step pulse and list generation When an output transient is initiated ready to receive a trigger the error checking that takes place for maximum rms voltage CURRent LEVel and VOLTage RANGe Programming the current limit by itself to a value that is greater than the maximum allowed on the presently programmed voltage range causes an error If the commands VOLTage RANGe 270 CURRent 40 are sent an error will be generated because the CURRent command is requesting a current limit that is outside the maximum value allowed on that voltage range Progr
139. eeeeeneeescaesesneeeneeeeseaesesaesasneeeeeeseseaeseseenenseeeenes 194 Appendix B SCPI Conformance Information ccccscccsseeeseeeeeeeeeeeeeeesnaeenseeeeeeeeeseeeseseaeensneeeeees 200 Appendix C Error Messages s ccsseeeeeseesseeeesneeenseeeeeeeesaaeseseeeeeseeeseaesasaaesasneeeeeeeeseaeseseaesnsnaeeses 201 Ir Gene eS EA A E oH a E P eS PP SR ne eae cee 206 iM Series i Series iX Series 7 AC Source SCPI Programming Manual California Instruments Table of Figures Figure 2 1 Figure 2 2 Figure 3 1 Partial Command Trevi A AA 14 Command Message Structure oooccccncccinociconoccconcnnnnnnnnnonn nac c cnn cnn nn rana 17 RS232C Interface Cable Wiring Diaoram nora nano nc cnc n narran 22 Figure 3 2 DB9 to DB25 Adaptor Wiring Diagramm 22 Figure 3 3 Windows XP Device Manager USB Pont 26 Figure 3 4 Windows XP Device Manager Virtual Com Port 30 Figure 3 5 Gui Interface Settings for use of USB port concccocccioccconococoncccconnnononcnnnn cnn cnn rancia naar nnnnnncnns 31 Figure 3 6 Pinging AC Source LAN IP address 34 Figure 6 1 Output transient system 140 Figure 6 2 Transient Trigger System Model 144 Figure 6 3 Measurement Acquisition Trigger Model 150 Figure 6 4 Pre event and Post event Triggering oooooccccnnnnccinnnocccnnnnonaccnnnonnnnnnnnn nn nr rnno cnn rra narran 153 Figure 6 5 Trigger system block diagram oooooonncccccnnococcnnnocccnnnnononcnnnnno cnn nono cnn narran nr rnn
140. en the voltage mode of the source is set for DC Query Syntax MEASure SCALar CURRent DC FETCh SCALar CURRent DC Parameters None Examples MEAS CURR FETC CURR Returned Parameters lt NR2 gt Related Commands INST NSEL MEASure CURRent AMPLitude MAXimum FETCh CURRent AMPLitude MAXimum Phase Selectable These queries return and hold the absolute value of the peak current as sampled over one measurement acquisition of 4096 data points The returned value will be updated only when a larger value is found To update the value with every measurement a peak current reset commnad should be used prior to the peak measurements Query Syntax MEASure SCALar CURRent AMPLitude MAXimum FETCh SCALar CURRent AMPLitude MAXimum Parameters None Examples MEAS CURR AMPL MAX FETC CURR AMPL MAX Returned Parameters lt NR2 gt Related Commands INST NSEL MEAS CURR AMPL RESet MEASure CURRent AMPLitude RESet Phase Selectable This command will reset the peak current measurement to zero Query Syntax MEASure SCALar CURRent AMPLitude RESset Parameters None Examples MEAS CURR AMPL RES Returned Parameters None Related Commands MEAS CURR AMPL MAX iM Series i Series iX Series 61 AC Source SCPI Programming Manual California Instruments MEASure CURRent CREStfactor FETCh CURRent CREStfactor Phase Selectable These queries return the output current crest factor This is the ratio of peak output current to rms output
141. enabling specific bits from the Event register It is a read write register Table 7 1 Operation Status Register The outputs of the Operation Status register group are logically ORed into the OPER ation summary bit 7 of the Status Byte register iM Series i Series iX Series 155 AC Source SCPI Programming Manual California Instruments a QUESTIONABLE STATUS gt ei ov CONDITI ON EVENT ENABLE ei 1 ei OCP u n 3 x TEMP O 4 n u E nu 38 O RI 9 Q Isum TIQNABLE INSTRUMENT ISUMMAR Y 4 d OUNI register set vr SE W a oy CONDITION EVENT ENABLE OCP u n SE es TEMP n u s x n u O de 5 oaee n u Q e n u CL rms n u 13 15 SERVICE STANDARD EVENT STATUS STATUS REQUEST EVENT ENABLE pe OUTPUT BYTE A 7 E DAT e n u cc a O DATA O OYE 4 4 kg DAT DDE e 8 S EXE s 16 16 g S CME 32 32 e Y n u 6 7 PON 128 128 EE E SERVICE YE cc an REQUEST a O GENERATION x oO o O LOGICAL Figure 7 1 Status System Model iM Series i Series iX Series 156 AC Source SCPI Programming Manual California Instruments Bit Signaal Meamiig es Operation Status Group 3 Transient is completed 4 Measurement is completed Questionable and Questionable Instrument Isummary Status Groups OV Output v
142. erature AC FSCale Parameters lt NRf gt actual load current measured with external device Examples CAL MEAS CURR TEMP 11 5 Query Syntax CALibrate MEASure CURRent TEMP Returned Parameters lt NR1 gt value range 1000 to 1000 Related Commands CALibrate MEASure CURRent AMB AC FSCale iM Series i Series X Series 39 AC Source SCPI Programming Manual California Instruments CALibrate MEASure CURRent TEMPerature DC FSCale lt NRf gt This command initiates the calibration of the DC current measurement at elevated temperature Command Syntax CALibrate MEASure CURRent TEMPerature DC FSCale Parameters lt NRf gt 0 or desired offset value Examples CAL MEAS CURR TEMP DC Query Syntax CALibrate MEASure CURRent TEMPerature DC Returned Parameters lt NR1 gt value range 1000 to 1000 Related Commands CALibrate MEASure CURRent AMB DC FSCale CALibrate MEASure CURRent TEMPerature DC ZERO lt NRf gt This command initiates the offset adjustment of the DC current measurement at elevated temperature Command Syntax CALibrate MEASure CURRent TEMPerature DC ZERO Parameters lt NRf gt 0 or desired offset value Examples CAL MEAS CURR TEMP DC ZERO Query Syntax CALibrate MEASure CURRent TEMPerature DC ZERO Returned Parameters lt NR1 gt value range 0 to 5 Related Commands CALibrate MEASure CURRent AMB DC ZERO iM Series i Series iX Series 40 AC Source SCPI Programming Manual California Instru
143. ers lt NR1 gt Example LIST FREQ POIN Related Commands LIST FREQ LIST FREQuency SLEW This command sets the sequence of frequency slew list points The frequency points are given in the command parameters which are separated by commas The order in which the points are entered determines the sequence in which they are output when a list is triggered Command Syntax SOURce LIST FREQuency SLEW lt NRf gt lt NRf gt Parameters 0 01 to 1E9 MAXimum Unit HZ Hertz per second Examples LIST FREQ SLEW 10 1E2 MAX Query Syntax SOURce LIST FREQ SLEW Returned Parameters lt NR3 gt Related Commands LIST FREQ SLEW POIN LIST COUN LIST DWEL LIST STEP LIST FREQ LIST FREQuency SLEW POINts This query returns the number of points specified in LIST FREQuency SLEW Note that it returns only the total number of points not the point values Query Syntax SOURce LIST FREQ SLEW POINts Returned Parameters lt NR1 gt Example LIST FREQ SLEW POIN Related Commands LIST FREQ SLEW iM Series i Series X Series 87 AC Source SCPI Programming Manual California Instruments 4 16 4 List Waveform Function iX series only LIST FUNCtion SHAPe Phase Selectable This command sets the sequence of the waveform shape entries The order in which the shapes are given determines the sequence in which the list of shape will be output when a list transient is triggered The following shapes may be specified SINe A sinewave is o
144. fied in percent Command Syntax SOURce PULSe DCYCle lt NRf gt Parameters 0 to 100 MINimum MAXimum RST Value 50 Examples PULS DCYC 75 PULS DCYC MAX Query Syntax SOURce PULSe DCYCle Returned Parameters lt NR2 gt Related Commands PULS COUN PULS PER PULS WIDT PULSe PERiod This command sets the period of a triggered output transient The command parameters are model dependent Command Syntax SOURce PULSe PERiod lt NRf gt Parameters 2 msecs to 90 000 secs MINimum MAXimum Unit S seconds RST Value 1 sec Examples PER 0 001PER MIN Query Syntax SOURce PERiod Returned Parameters lt NR2 gt Related Commands PULS COUN PULS DCYC PULS WIDT iM Series i Series iX Series 99 AC Source SCPI Programming Manual California Instruments PULSe WIDTh This command sets the width of a transient output pulse The command parameters are model dependent Command Syntax SOURce PULSe WIDTh lt NRf gt Parameters 1 msecs to 90 000 secs MINimum MAXimum Unit S seconds RST Value 0 5 secs Examples PULS WIDT 0 001PULS WIDT MIN Query Syntax SOURce PULSe WIDTh Returned Parameters lt NR2 gt Related Commands PULS COUN PULS DCYC PULS PER iM Series i Series iX Series 100 AC Source SCPI Programming Manual California Instruments 4 21 Source Subsystem Voltage This subsystem programs the output voltage of the AC DC power source Subsystem Syntax SOURce VOLTage LEVel IMMediate AMP
145. formation A serial poll also returns the value of the Status Byte register except that bit 6 returns Request for Service RQS instead of Master Status Summary MSS A serial poll clears RQS but not MSS When MSS is set it indicates that the source has one or more reasons for requesting service Bit Configuration of Status Byte Register Bit Position 7 mwm a a ERC 8 7 OPER _ operation status summary MSS master status summary ESB event status byte summary RQS request for service QUES questionable status summary MAV message available Query Syntax STB Returned Paramters lt NR1 gt Register binary value Related Commands SRE ESE ESR 5 13 TRG This command generates a trigger to any subsystem that has BUS selected as its source for example TRIG SOUR BUS The command has the same affect as the Group Execute Trigger lt GET gt command Command Syntax TRG Parameters None Related Commands ABOR INIT iM Series i Series iX Series 131 AC Source SCPI Programming Manual California Instruments 5 14 WAI This command instructs the AC DC source not to process any further commands until all pending measurement and calibration operations are completed Pending operations are complete when all commands sent before WAI have been executed This includes overlapped commands Most commands are sequential and are completed before the next command is executed Overlapped commands are executed in pa
146. ftware provided with each AC power source As such there are no SCPI commands that apply to these revisions of MIL STD 704 and they cannot be executed from the front panel See the iX Series User Manual P N 7000 970 or iX Series ll User Manual P N 4994 970 for more details on performing tests to these revisions of the standard This capability requires the presence of the 704 option 9 5 1 AC SYSTEM MIL704 VERSion DIE SSTate VOLT LEVel MODulation UNBalance PHASe DIFFerence WAVeform DISTortion FREQuency LEVel MODulation TRANsient VOLTage LOW HIGH FREQuency LOW HIGH ABNormal VOLTage UNDer OVER FREQuency UNDer OVER EMERgency VOLTage FREQuency iM Series i Series X Series 190 AC Source SCPI Programming Manual California Instruments 9 5 2 DC SYSTEM MIL704 VERSion DIE SSTate VOLT LEVel RIPPle TRANsient VOLTage LOW HIGH ABNormal MOL Tage UNDer OVER EMERgency VOLTage All commands do not accept parameters and have no query format except for MIL704 VERSion which accepts a letter D or E as a parameter Its query format response will return the letter D or E based on the revision selected Programming Considerations Some of the tests take a lengthy time to complete The OPC command could be used to determine the completion of the command Example MIL704 SST VOLT OPC 1 The query OPC Will ret
147. ge LEVel lt n gt lt n gt Sets the voltage list POINts Returns the number of voltage level points SLEW lt n gt lt n gt Sets the voltage slew list POINts Returns the number of voltage slew points iM Series i Series iX Series 85 AC Source SCPI Programming Manual California Instruments 4 16 1 List Count LIST COUNt This command sets the number of times that the list is executed before it is completed The command accepts parameters in the range 1 through 2E8 Command Syntax SOURce LIST COUNt lt NRf gt Parameters 1 to 2E8 MINimum MAXimum RST Value 1 Examples LIST COUN 3 LIST COUN MAX Query Syntax SOURce LIST COUNt Returned Parameters lt NRf gt Related Commands LIST FREQ LIST TTLT LIST VOLT 4 16 2 List Dwell LIST DWELI This command sets the sequence of list dwell times Each value represents the time in seconds that the output will remain at the particular list step point before completing the step At the end of the dwell time the output of the source depends upon the following conditions e lf LIST STEP AUTO has been programmed the output automatically changes to the next point in the list e lf LIST STEP ONCE has been programmed the output remains at the present level until a trigger sequences the next point in the list The order in which the points are entered determines the sequence in which they are output when a list is triggered Command Syntax SOURce LIST DWELI lt NRf
148. he AC source e The SCPI interface encounters a message terminator e The SCPI interface encounters a root specifier Active Header Path In order to properly traverse the command tree you must understand the concept of the active header path When the AC DC source is turned on or under any of the other conditions listed above the active path is at the root That means the SCPI interface is ready to accept any command at the root level such as SOURCe or MEASurement iM Series i Series iX Series 14 AC Source SCPI Programming Manual California Instruments If you enter SOURCe the active header path moves one colon to the right The interface is now ready to accept VOLTage FREQuency or CURRent as the next header You must include the colon because it is required between headers If you now enter VOLTage the active path again moves one colon to the right The interface is now ready to accept either RANGe or LEVel as the next header If you now enter RANGe you have reached the end of the command string The active header path remains at RANGe If you wished you could have entered RANGe 135 LEVel 115 and it would be accepted as a compound message consisting of SOURce VOLTage RANGe 135 SOURce VOLTage LEVel 115 The entire message would be SOURce VOLTage RANGe 135 LEVel 115 The message terminator after LEVel 115 returns the path to the root The Effect of Optional Headers If acommand includes optional hea
149. he measurement trigger The following measurement trigger sources can be selected IMMediate Aquire the measurements immediate SYNChronize Internal to phase A angle BUS IEEE 488 device TRG or lt GET gt Group Execute Trigger TTLTrg The signal driving the Trigger Out iM Series i Series iX Series 149 AC Source SCPI Programming Manual California Instruments 6 6 8 Measurement Trigger System Model Figure 6 3 is a model of the measurement trigger system The rectangular boxes represent states The arrows show the transitions between states These are labeled with the input or event that causes the transition to occur d ABOR gt IDLE STATE lt _ RST RCL INIT IM M Aca gt INITIATED STATE TRIGGER H END DATA ACQUISITION Figure 6 3 Measurement Acquisition Trigger Model 6 6 9 Initiating the Measurement Trigger System When the AC source is turned on the trigger system is in the idle state In this state the trigger system ignores all triggers Sending the following commands at any time returns the trigger system to the Idle state ABORt RST RCL The INITiate commands move the trigger system from the Idle state to the Initiated state This enables the AC source to receive triggers To initiate for a measurement trigger use INITiate IMMediate ACQuire After a trigger is received and the data acquisition completes the trigger system will
150. hed summary of all Status Byte register bits that are enabled by the Service Request Enable register MSS is set whenever the AC source has one or more reasons for requesting service STB reads the MSS in bit position 6 of the response but does not clear any of the bits in the Status Byte register The RQS Bit The RQS bit is a latched version of the MSS bit Whenever the AC source requests service it sets the SRQ interrupt line true and latches RQS into bit 6 of the Status Byte register When the controller does a serial poll RQS is cleared inside the register and returned in bit position 6 of the response The remaining bits of the Status Byte register are not disturbed The MAV bit and Output Queue The Output Queue is a first in first out FIFO data register that stores AC source to controller messages until the controller reads them Whenever the queue holds one or more bytes it sets the MAV bit bit 4 of the Status byte register iM Series i Series iX Series 159 AC Source SCPI Programming Manual California Instruments 7 6 Examples The following section contains examples of commonly used operations involving the status registers 7 6 1 Determining the Cause of a Service Interrupt You can determine the reason for an SRQ by the following actions Step 1 Determine which summary bits are active Use STB or serial poll Step 2 Read the corresponding Event register for each summary bit to determine which even
151. idad 107 STATus QUEStionable CONDItION 00 0 0 eee eeeeeeeeeseeeeeeeeeeeeeeeeeeseeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeens 108 STATus QUEStionable ENABle eeeeseseseseseseseseseserersrsrersrersrerersrsrerurersrsrurrersrererererererererererererernnt 108 STATus QUEStionable INSTrument ISUMmary CONDItiION 0 00 eee ceeeeeeeeeeeeee eter cnn nn nana nnnancncnns 109 STATus QUEStionable INSTrument ISUMmary ENABIe ssseeseeseeeseeesinesrnssrrssrrssinssrnssrnssrnssressren 109 STATus QUEStionable INSTrument ISUMMary dooonccccccccnnncconocnnononccnnccnnnnc nan nnnano cnn cnn arrancan 109 STATus QUEStionable EVENT oo cecececeeeeeeeeeeeeeeeeeeeeeeaeeeeeaeeeeeeeseeeeeceaeeeeaaeseeeeeseeeeesaesesaeeeeneeee 108 SYSTem COMMunicate GPIB ADDRESS saeesesesesesesssesersrersrerersrerererersrsrersrersrererersrerererererererererent 112 GvVGTemCOMMunicatel AN ADDbess 113 GvVGTemCGOMMuntcatel AN APP vi 113 SYSTem COMMunicate LAN CLASS seeeseseeesesessesrerersrsrsrererersrersrersrsrsrsrerererererererererererererererett 113 GvVGTemCOMMunicatel AN DEFauh 113 GVGTemCGOMMuntcatel AN DE GCrption teer eetn tetr nstrnsttnsrnssrnssrnssinssrnssrnssrnnsrnnsnnnt 114 SYSTem COMMunicate LAN DNSadreSS aeeeeeeseeeeesersrersrerersrerererersrsrsrsrererererersrerererererererererene 114 GvVGTemCOMMunicatel AN GWAldress 114 GvVGTemCOMMunicatel AN HOT 114 SYSTem COMMunicate LAN PASSword eesesesesesesesesesessrsrerereesrerererersrsrsrsrerererererererererererererererene 1
152. ified in LIST FUNC Note that it returns only the total number of points not the point values Query Syntax SOURce LIST VOLTage POINts Returned Parameters lt NR1 gt Example LIST VOLT POIN Related Commands LIST VOLT iM Series i Series iX Series 88 AC Source SCPI Programming Manual California Instruments 4 16 5 List Repeat LIST REPeat COUNT This command sets the sequence of repeat values for each data list point The repeat values are given in the command parameters which are separated by commas The order in which the points are entered determines the sequence in which they are repeated when a list is triggered Command Syntax SOURce LIST REPeat COUNt lt NRf gt lt NRf gt Parameters 0 to 99 Examples LIST REPeat 1 0 5 Query Syntax SOURce LIST REPeat Returned Parameters lt NR1 gt Related Commands LIST PHAS POIN LIST COUN LIST DWEL LIST STEP LIST REPeat POINts This query returns the number of points specified in LIST REPeat Note that it returns only the total number of points not the point values Query Syntax SOURce LIST PHASe POINts Returned Parameters lt NR1 gt Example IST PHAS POIN Related Commands IST FREQ LIST DWEL 4 16 6 List Step LIST STEP This command specifies how the list sequencing responds to triggers e ONCE causes the list to advance only one point after each trigger Triggers that arrive during a dwell delay are ignored e AUTO causes the entire
153. interface may be used to install updated firmware for the controller if needed Firmware updates and a Flash Loader utility program and instructions are available from the AMETEK Programmable Power website for this purpose www programmablepower com Multiple USB connections to same PC The Windows driver used to interface to the power source s USB port emulates a serial com port This virtual com port driver is unable to reliable differentiate between multiple units however so the use of more than one AC power source connected to the same PC via USB is not recommended Use of the GPIB interface is recommended for these situations 1 4 3 LAN Capabilities of the AC source All AC source functions are programmable over the LAN Ethernet interface if the LAN option is installed The LAN capabilities of the AC source are listed in Chapter 2 of the User s Manual Some capabilities support on the GPIB interface such as ATN GET and SRQ interrupts do not apply to the LAN interface The LAN interface operates internally at a fixed baudrate of 460800 baud but autodetection of 10Base T 100Base T and 1000Base T is supported To set up the LAN interface on a Windows XP PC refer to section 3 5 LAN Interface Option 1 4 4 RS232C Capabilities of the AC source All AC source functions are programmable over the RS232C interface The RS232C capabilities of the AC source are listed in Chapter 2 of the User s Manual Some capabilities support on the
154. ion and signal levels for the function strobe signal Command Syntax OUTPut TTLTrg STATe lt bool gt Parameters 0 1 OFFION RST Value OFF Examples OUTP TTLT 1 OUTP TTLT OFF Query Syntax OUTPut TTLTrg STATe Returned Parameters OI Related Commands OUTP TTLT SOUR iM Series i Series iX Series 72 AC Source SCPI Programming Manual California Instruments OUTPut TTLTrg SOURce This command selects the signal source for the Trig Out signal as follows e BOT Beginning of transient output e EOT End of transient output e LIST Specified by the TTLTrg list When an event becomes true at the selected TTLTrg source a pulse is sent to the the function strobe on the system interface connector on the rear panel of the AC DC source Command Syntax OUTPut TTLTrg SOURce lt source gt Parameters BOT EOT LIST RST Value BOT Examples OUTP TTLT SOUR LIST Query Syntax OUTPut TTLTrg SOURce Returned Parameters lt CRD gt Related Commands OUTP TTLT 4 10 5 Programmable Impedance iX series only OUTPut IMPedance STATe iX series only Phase Selectable This command enables or disables the source output impedance programming The state of a disabled output impedance is equivalent to the minimum impedance The query form returns the output state Command Syntax OUTPut IMPdance STATe lt bool gt Parameters 0 OFF 1 ON RST Value OFF Examples OUTP IMP 1 OUTP IMP STAT ON Query Syntax OUTPut IMPdeance STATe Retur
155. irst turned on it wakes up with the output state defined by the PONSetup In this state the output voltage is set to a value defined by the INIT VOLT The following commands are given implicitly at power on RST CLS SRE 0 ES E 0 RST is a convenient way to program all parameters to a known state Refer to Table 5 1 under the RST command in paragraph 5 9 to see how each programmable parameter is set by RST Refer to the PSC command in chapter 0 for more information on the power on initialization of the ESE and the SRE registers 6 2 2 Enabling the Output To enable the output use the command OUTPut ON 6 2 3 AC Voltage and Frequency The AC rms output voltage is controlled with the VOLTage command For example to set the AC output voltage to 125 volts rms use MODE AC VOLTage 125 The DC output voltage is controlled with the VOLTage DC command For example to set the DC output voltage to 100 volts DC use MODE DC VOLTage DC 100 The AC DC power source can be programmed to turn off its output if the actual output voltage does not agree within a given tolerance with the set value using the measurement query command Maximum Voltage The maximum rms output voltage that can be programmed can be queried with VOLTage MAX The maximum voltage that the AC DC source can output is limited by the maximum peak voltage capability of the AC DC source This value is expressed in the equivalent rms value of
156. iver e Hewlett Packard HP 82335A GP IB Controller using the SICL driver library 3 1 Assigning the IEEE 488 Address The AC DC source address can be set remotely or localy All i and ix Series AC DC source are shipped with the IEEE 488 address set to 1 from the factory Once the address is set you can assign it inside programs Note that some PC IEEE 488 controller interface cards may require you to run a setup utility to assign the AC DC source address In most cases however the instrument address can be set from the application program For systems using the National Instruments driver the address of the IEEE 488 controller is specified in the software configuration program located in the Windows 95 control panel This is not the instrument address The controller often uses 0 as its own address so the use of O as an instrument address should be avoided The AC DC source address can be assigned dynamically in the application program see the National Instruments GP IB documentation supplied with the controller card 3 2 GPIB Controllers The Agilent 82350B and National Instruments PCI GPIB are two popular GPIB controllers for the PC platform Each is briefly described here See the software documentation supplied with the controller card for more details 3 2 1 Agilent 82350B Controller The Agilent 82350B GPIB PCI card supports the VISA instrument driver library which provides software compatabilty accross all many GPIB controllers We
157. l to maintain the correct path within the voltage and current subsystems and the use of the root specifier to move between subsytems The Enhanced Tree Walking Implementation given in appendix A of the IEEE 488 2 standard is not implemented in the AC DC source Including Common Commands iM Series i Series X Series 15 AC Source SCPI Programming Manual California Instruments You can combine common commands with system commands in the same message Treat the common command as a message unit by separating it with a semicolon the message unit separator Common commands do not affect the active header path you may insert them anywhere in the message VOLTage TRIGger 7 5 TRG OUTPut OFF OUTPut ON RCL 2 2 3 Using Queries Observe the following precautions with queries Set up the proper number of variables for the returned data Read back all the results of a query before sending another command to the AC source Otherwise a Query Interrupted error will occur and the unreturned data will be lost 2 4 Structure of a SCPI Message SCPI messages consist of one or more message units ending in a message terminator The terminator is not part of the syntax but implicit in the way your programming language indicates the end of a line such as a newline or end of line character 2 4 1 The Message Unit The simplest SCPI command is a single message unit consisting of a command header or keyword followed by a message terminat
158. lXed The output frequency is unaffected by a triggered output transient STEP The output frequency is programmed to the value set by FREQuency TRIGgered when a triggered transient occurs PULSe The output frequency is changed to the value set by FREQuency TRIGgered for a duration determined by the pulse commands LIST The output frequency is controlled by the frequency list when a triggered transient occurs SENSe Selects external sync mode EXTernal Selects external clock input Command Syntax SOURce FREQuency MODE lt mode gt Parameters FIXed STEP PULSe LIST SENSe EXT RST Value FlXed Examples FREQ MODE FIX Query Syntax SOURce FREQuency MODE Returned Parameters lt CRD gt Related Commands FREQ FREQ TRIG iM Series i Series X Series 77 AC Source SCPI Programming Manual California Instruments FREQuency SLEW This command sets the rate at which frequency changes for all programmed changes in output frequency Instantaneous frequency changes can be obtained by sending MAXimum Command Syntax SOURce FREQuency SLEW IMMediate lt NRf gt Parameters 0 01 to 1E9 MAXimum Unit Hz Hertz per second RST Value MAXimum Examples FREQ SLEW IMM 75FREQ SLEW MAX Query Syntax SOURce FREQuency SLEW Returned Parameters lt NRf gt Related Commands FREQ SLEW MODE FREQ FREQuency SLEW MODE This command determines how the frequency slew rate is controlled during a triggered output transient The choices a
159. lad aos 98 Source Subsystem Voltage iirinn estenent colinas den ve NO E TAA alfiler 101 Status Subsystem Commande AAA 106 ER EE 110 Trace Subsystem Commands IX series only ceecceeeeceeeeeeseeeeeeeeseaeeeeeeeseaeeeeaeeseaeeeneeeteaeeesatens 117 Trigger SUBSYSTEM ves cidcid ian eds tenes eid 119 iM Series i Series iX Series 6 AC Source SCPI Programming Manual California Instruments 5 Common Command Szira ers aena ei Stacia ts 124 5 1 A DEIN E goers eek OG a SNe tees ea E E eee Sat Tt 125 5 2 ESE ee ee eg elit lada ee eee talud besos 125 5 3 NS ME 126 5 4 NIR KEE 126 5 5 CIE nation 126 5 6 EE 127 5 7 NEE 128 5 8 RG EE 128 5 9 ROI dedi aay seemed aie iene vid eh pete E ded elder nade eerste aed 129 5 10 SSA Vara tae a es Meh ease speed eer ee ere 130 5 11 KEE EE 130 5 12 EIN AAA Naseset EE 131 5 13 TRAG ciel ig ita see etek a ee ea 131 5 14 Ace Pet tes e e e 132 6 Programming Examples ccecsecccceeeeeeeeeeeeeeeeeseeeseeeseeeeenseaeseensneeeeenseeseesseeeeeenseeneeenees 133 6 1 Ittre ee Le 133 6 2 Programming the el ue LE 134 6 3 Coupled Commands Huracan ee Be Rn Re i ee ate 138 6 4 Programming Output Transient 0 ccccceceeeeeeeeeeeeeeeceeeeeaeeceaeeseaeeseaeeseaeeseaeeseaeeteaeeseaeeseeeeeaeenes 139 6 5 Triggering Output Changes iii A NE Di 144 6 6 Acquiring Measurement Data 147 6 7 Controlling the Instantaneous Voltage and Current Data Buffers essseeseesseeseeeseeseeereeserneneeee 152 6 8
160. librate full scale output voltage at low voltage range Trim output voltage offset at low voltage range Calibrate full scale output voltage at low voltage range and high frequency Calibrate full scale output voltage at high voltage range Trim output voltage offset at high voltage range Calibrate full scale output voltage at high voltage range and high frequency Calibrate full scale output dc positive voltage at low voltage range Calibrate full scale output dc negative voltage at low voltage range Trim output dc voltage offset at low voltage range Calibrate full scale output dc positive voltage at high voltage range Calibrate full scale output dc negative voltage at high voltage range Trim output dc voltage offset at high voltage range 1EC413 harmonic high frequency Calibrate the real part of the programmable output impedance at full scale value Calibrate the real part of the programmable output impedance at minimum value Calibrate the reactive part of the programmable output impedance at full scale value Calibrate the reactive part of the programmable output impedance at minimum value 1EC413 interharmonic 37 AC Source SCPI Programming Manual California Instruments 4 2 1 Password CALibrate PASSword This command allows the entry of the calibration password The calibration password is required to use the data entry form of the calibration commands Without the use of this password only the query form can
161. list to be output sequentially after the starting trigger paced by its dwell delays As each dwell delay elapses the next point is immediately output Command Syntax SOURce LIST STEP lt step gt Parameters ONCE AUTO RST Value AUTO Examples LIST STEP ONCE Query Syntax SOURce LIST STEP Returned Parameters lt CRD gt Related Commands LIST COUN LIST DWEL iM Series i Series X Series 89 AC Source SCPI Programming Manual California Instruments 4 16 7 List TTL Trigger Out LIST TTLTrg This command sets the sequence of Trigger Out list points Each point which is set ON will cause a pulse to be output at Trigger Out Function strobe signal on the system interface when that list step is reached Those entries which are set OFF will not generate Trigger Out pulses The order in which the list points are given determines the sequence in which Trigger Out pulses will be output when a list transient is triggered Command Syntax SOURce LIST TTLTrg lt bool gt lt bool gt Parameters 0 1 OFFION Examples LIST TTLT 1 0 1 LIST TTLT ON OFF ON Query Syntax LIST TTLT Returned Parameters 0 1 Related Commands LIST TTLT POIN LIST COUN LIST DWEL LIST STEP OUTP TTLT STAT OUTP TTLT SOUR LIST TTLTrg POINts This query returns the number of points specified in LIST TTLT Note that it returns only the total number of points not the point values Query Syntax SOURce LIST TTLTrg POINts Returned Parameters lt NR1 gt E
162. ll be retained when it is saved in the register when the AC source is turned off Note If the transient list is programmed over the bus the transient must be executed at least once or it will not be saved to the setup register when the SAV command is sent Unexecuted transient lists have not been compiled yet by the AC DC power source controller and will not be saved as part of a front panel setup This is not the case when the transient list is entered from the front panel Front panel entered transient lists will be saved even if they have not been executed yet Lists are paced by a separate list of dwell times which define the duration of each output setting Therefore each of the up to 32 list points has an associated dwell time which specifies the time in seconds that the output remain at that setting before moving on to the next setting The following procedure shows how to generate a simple list of voltage and frequency changes Step 1 Set the mode of each function that will participate in the output sequence to LIST For example VOLTage MODE LIST FREQuency MODE LIST Step 2 Program the list of output values for each function The list commands take a comma separated list of arguments The order in which the arguments are given determines the sequence in which the values will be output For example to cycle the voltage through a sequence that includes nominal line high line and low line a list may include the following
163. low a voltage range change without opening the output relay although the output voltage was dropped during the range change anyway This change was made to prevent any spurious output from the power source during a voltage range change from affecting the EUT Thus the net effect is the same but existing test programs written for units with older firmware may have to be modified to accommodate this change Thus replace any VOLT RANG 300 With the following two commands do not combine both into a single command OUTP 0 VOLT RANG 300 OUTP 1 Command Syntax SOURce VOLTage RANGe LEVel lt NRf gt Parameters Series 135 270 or 150 300 Either mode Series I 150 300 AC mode 200 400 DC mode RST Value Defined by the PONSetup RANGe Examples VOLT RANG 150 VOLT RANG MIN Query Syntax SOURce VOLTage RANGe Returned Parameters lt NR2 gt Related Commands VOLT RANG PAIR OUTP iM Series i Series X Series 103 AC Source SCPI Programming Manual California Instruments VOLTage RANGe PAIR iX series only This command applies to Series models only and sets the voltage range pair of the power source Currently the voltage range pairs are 135 270 and 150 300 The voltage range pair defines the voltage ranges of the power source On Series Il models the range pair is always 150 300 in AC and AC DC modes or 200 400 in DC mode Note that sending the VOLT RANG PAIR command will result in the selected power source voltage
164. lt bool gt Select rms current limit protection mode DELay Set the delay in seconds before protection is enabled CURRent Phase selectable This command sets the rms current limit of the output If the output current exceeds this limit the output voltage amplitude is reduced until the rms current is within the limit if the current protection mode is disabled and the current protection delay time is expired The CL bit of the questionable status register indicates that the current limit control loop is active If the current protection state is programmed on the output latches into a disabled state when current limiting occurs and the current protection delay time is expired Note that the CURRent command is coupled with the VOLTage RANGe and SOURce MODE commands This means that the maximum current limit that can be programmed at a given time depends on the voltage range setting and the voltage mode DC or AC in which the unit is presently operating Command Syntax SOURce CURReni LEVel IMMediate AMPLitude lt NRf gt Parameters lt NR2 gt Unit A rms amperes RST Defined by the PONSetup CURRent Examples CURR 5 CURR LEV 5 Query Syntax SOURce CURRent LEVel IMMediate AMPLitude Returned Parameters lt NR2 gt Related Commands CURR PROT STAT VOLT RANG MODE iM Series i Series iX Series 75 AC Source SCPI Programming Manual California Instruments CURRent PROTection STATe This command selects overcu
165. ltage that can be programmed is 300 V rms If a custom waveform is selected for a given phase the maximum programmable rms voltage may be obtained by the program by using the VOLT MAX query This query will return the maximum possible rms voltage that can be programmed without exceeding the 425 Volt peak voltage limitation This feature can be used to avoid unnecessary error messages during program execution Note You cannot program a voltage that produces a higher peak voltage on the output than a 300 Vrms sinewave when in the 300 V range Command Syntax SOURce FUNCtion SHAPe IMMediate lt shape gt Parameters SINusoid SQUare CSINe lt waveform_name gt RST Value SINe Examples FUNC SIN FUNC TABLE1 Query Syntax SOURce FUNCtion SHAPe Returned Parameters lt CRD gt Related Commands FUNC MODE iM Series i Series X Series 80 AC Source SCPI Programming Manual California Instruments FUNCtion MODE Phase selectable This command determines how the waveform shape is controlled during a triggered output transient The choices are FlXed The waveform shape is unaffected by a triggered output transient LIST The waveform shape is controlled by the waveform shape list when a triggered transient occurs Command Syntax SOURce FUNCtion SHAPe MODE lt mode gt Parameters FlXed STEP PULSE LIST RST Value FlXed Examples FUNC MODE LIST Query Syntax SOURce FUNCtion SHAPe MODE Returned Parameters lt CRD gt
166. lue indicates the absence of a specific option For a list of returned parameters refer to the OPT command section in this manual Command Syntax Parameters Example Returned Parameters Related Commands iM Series i Series X Series SYSTem CONFigure n a SYST CONF lt CRD gt OPT 111 AC Source SCPI Programming Manual California Instruments SYSTem CONFigure NOUTput Sets the mode configuration of the power source to single phase or a three phase mode The MODE option must be enabled for this command to work If MODE option is not available the query response will be FIX Command Syntax SYSTem CONFigure NOUT put lt noutput mode gt Parameters ONEPhase or THReephase Note Series IN or Series Il ix 1or3 Note Series II iX Example SYST CONF NOUT ONE Query Syntax SYSTem CONF Query response ONE THREE or FIX Note Query response CRD differs from parameter format on this command Returned Paramters lt CRD gt SYSTem ETIMe This command will return the total number of accumulated hours minutes and seconds Command Syntax SYSTem ETIMe Parameters none Example SYST ETIM Returned Parameters lt NR1 gt lt NR1 gt lt NR1 gt SYSTem TEMPerature This command will return the internal ambient temperature of the AC DC power source in degrees Celsius Command Syntax SYSTem TEMPerature Parameters none Example SYST TEMP Returned Parameters lt NR2 gt SYSTem COMMunicate GPIB ADDRess
167. ly be adjusted as needed Thus if the PONS VRAN is set to 150 and the VOLT RANG PAIR 135 270 is sent the PONS VRAN setting will change from 150 to 135 The new range selection will take effect as well so the power source will be in the 135 V range after receiving the VOLT RANG PAIR 135 270 command For Series Il models the voltage range pair is always 150 300 and changing this setting has no effect Command Syntax SOURce VRANge lt NRf gt Parameters 135 270 or 1501300 Examples PONS VRAN 135 Query Syntax PONS VRAN Returned Parameters lt NR2 gt iM Series i Series iX Series 95 AC Source SCPI Programming Manual California Instruments PONSetup NOUTput This command sets the configuration of the power source to one phase or three phase if this option is enabled Command Syntax SOURce PONSetup NOUT put lt selection gt Parameters ONEPhase THReephase LAST Examples PONS NOUT LAST Query Syntax PONS NOUT Returned Parameters lt CRD gt PONSetup OUTPut RELay This command sets the initial state of the output relay at the power on Command Syntax SOURce PONSetup OUT Put RELay lt boolean gt Parameters 0 1 OFFION Examples OUTP ON OUTP 0 Query Syntax PONS OUTP Returned Parameters OI PONSetup OLOad MODE This command determines how the power source will react to an over current condition In const current mode the output voltage is reduced to a value that maintains a constant laod cu
168. m each time a triggered action is desired To keep a trigger system initiated for multiple actions without having to send an initiate command for each trigger use INITiate CONTinuous ON Selecting the Trigger Source The trigger system is waiting for a trigger signal in the Initiated state Before generating a trigger a trigger source must be select To select IEEE 488 bus triggers group execute trigger device trigger or TRG command use TRIGger SOURce BUS To select a trigger source that is always true use TRIGger SOURce IMM The immediate source can be combined with INITiate CONTinuous ON to generate repetitive output transients A transition from the Initiated state to the Delay state is made when the trigger signal is received 6 5 3 Synchronizing Output Changes to a Reference Phase Angle An output transient normally occurs immediately when the trigger signal is received For some applications it is desirable for the transient to be synchronized with a particular phase of the output waveform such as the zero crossing point 0 or the positive peak 90 To synchronize the start of a transient with a particular phase angle of the internal phase reference you must select PHASE as the trigger source Use TRIGger SYNC SOURce PHASe To select the desired phase use TRIGger SYNC PHASe 90 which specifies the 90 degree phase angle of the internal phase reference as the point where the transient begins To turn off tran
169. mand Syntax SAV Parameters 0 through 7 Related Commands PSC RCL RST 5 11 SRE This command sets the condition of the Service Request Enable Register This register determines which bits from the Status Byte Register see STB for its bit configuration are allowed to set the Master Status Summary MSS bit and the Request for Service RQS summary bit A 1 in any Service Request Enable Register bit position enables the corresponding Status Byte Register bit and all such enabled bits then are logically ORed to cause Bit 6 of the Status Byte Register to be set See paragraph 7 5 for more details concerning this process When the IEEE 488 BUS controller conducts a serial poll in response to SRQ the RQS bit is cleared but the MSS bit is not When SRE is cleared by programming it with 0 the source cannot generate an SRQ to the controller Command Syntax SRE lt NRf gt Parameters 0 to 255 Default Value 0 see PSC command Example SRE 255 Query Syntax SRE Returned Paramters lt NR1 gt Register binary value Related Commands ESE ESR iM Series i Series X Series 130 AC Source SCPI Programming Manual California Instruments 5 12 STB This query reads the Status Byte register which contains the status summary bits and the Output Queue MAV bit Reading the Status Byte register does not clear it The input summary bits are cleared when the appropriate event registers are read see chapter 7 for more in
170. me Command Syntax IEC4130SWing DWELI lt NRf gt Parameters Examples 1EC413 0SWing DWEL 10 Query Syntax 1EC413 0SWing DWEL Returned Parameters lt NR1 gt 1EC413 0SWing PAUSe This command will set the pause time in seconds This is the time between tests when RUN ALL is selected The class must be selected prior to this command Query with min and max to find the range of the pause time Command Syntax 1EC413 0SWing PAUSe lt NRf gt Parameters Examples 1EC413 0SWing PAUS 2 Query Syntax 1EC413 0SWing PAUS Returned Parameters lt NR1 gt iM Series i Series iX Series 177 AC Source SCPI Programming Manual California Instruments 1EC413 SWEep LEVel This command will set the level for the harmonics sweep test The command will accept either one parameter or five parameters In case of one parameter the level will be set for the selected range only The IEC413 STATe must be in the off position and the user class is selected to accept the command Command Syntax 1EC413 SWEep LEVel lt NRf gt lt NRf1 NRf4 gt Parameters 0 to 20 Examples 1EC413 SWE LEVel 10 Query Syntax 1EC413 SWE LEVel Returned Parameters lt NR2 gt IEC413 SWEep DWELI This command will set the dwell time in seconds for the entire sweep range The class must be selected prior to this command Query with min and max to find the range of dwell time Command Syntax IEC413 SWEep DWELI lt NRf gt Parameters lt nrf gt Examples 1EC41
171. me Set sweep interharmonics level Set sweep dwell time Get interharmonics current Get interharmonics current at resonant Get interharmonics frequency Get interharmonics frequency at resonant Set harmonics level 172 AC Source SCPI Programming Manual California Instruments PHASe Set harmonics phase DWELI Set harmonics dwell PAUSe Set harmonics pause IHARmonics LEVel Set interharmonics level DWELI Set interharmonics dwell PAUSe Set interharmonics pause 1EC413 STATe This command will enable the 1EC413 and initialize the associated data Note that user defined test levels for the USER group can only be programmed when the IEC413 state is OFF Command Syntax Parameters Examples Query Syntax Returned Parameters 1EC413 RUN 1EC413 STATe lt state gt lt ON OFF 1 0 gt 1EC413 STAT ON 1EC413 STAT lt boolean gt This command will run the test The parameters will define the section of test to be run If GROUP is run the group selected with the IEC413 GROUp command will run Command Syntax Parameters Examples Query Syntax Returned Parameters 1EC413 PAUSe IEC413 RUN lt group gt lt ALL GROup RANGe POINt gt IEC413 RUN ALL IEC413 RUN lt group gt This command will cause the test to pause at the time the command is issued Command Syntax Parameters Examples Query Syntax Returned Parameters 1EC413 CLASs 1EC413 PAUSe lt boolean gt ONJOFF 1 0 1EC413 PAUS
172. ments 4 2 3 Measurement Voltage CALibrate MEASure VOLTage AMBient AC FSCale lt NRf gt This command initiates the calibration of the rms voltage measurement at full scale and at ambient temperature Command Syntax CALibrate MEASure VOLTage AMBient AC FSCale Parameters lt NRf gt actual rms output voltage measured with external device Examples CAL MEAS VOLT 120 Query Syntax CALibrate MEASure VOLTage Returned Parameters lt NR2 gt value range 1000 to 1000 Related Commands CALibrate MEASure VOLTage TEMPerature AC FSCale CALibrate MEASure VOLTage AMBient DC FSCale lt NRf gt This command initiates the calibration of the DC voltage measurement at full scale and at ambient temperature Command Syntax CALibrate MEASure VOLTage AMBient DC FSCale Parameters lt NRf gt actual DC output voltage measured with external device Examples CAL MEAS VOLT DC 120 Query Syntax CALibrate MEASure VOLTage DC Returned Parameters lt NR2 gt value range 1000 to 1000 Related Commands CALibrate MEASure VOLTage TEMPerature DC FSCale CALibrate MEASure VOLTage AMBient DC ZERO lt NRf gt This command initiates the offset adjustment of the DC voltage measurement at ambient temperature Command Syntax CALibrate MEASure VOLTage AMBient DC ZERO Parameters lt NRf gt 0 or desired offset value Examples CAL MEAS VOLT DC ZERO 0 Query Syntax CALibrate MEASure VOLT DC ZERO Returned Parameters lt NR1 g
173. meters lt NR2 gt Related Commands INST NSEL iM Series i Series iX Series 63 AC Source SCPI Programming Manual California Instruments 4 7 Frequency Measurement Subsystem This subsystem programs the frequency measurement capability of the i iX Series source Subsystem Syntax MEASure SCALar FREQuency Returns the output frequency MEASure FREQuency This query returns the output frequency in Hertz Query Syntax MEASure SCALar FREQuency Parameters None Examples MEAS FREQ Returned Parameters lt NR2 gt iM Series i Series iX Series 64 AC Source SCPI Programming Manual California Instruments 4 8 Power Measurement Subsystem This subsystem programs the power measurement capability of the X Series source Subsystem Syntax MEASure FETCh SCALar POWer AC REAL Returns real power APParent Returns VA PFACtor Returns power factor DC Return the dc component of power measurement MEASure POWer AC FETCh POWer AC Phase Selectable This query returns the in phase component of power being sourced at the output terminals in kilo watts KW The query should be used only when the voltage mode is set for AC or AC DC In DC mode the same value as the DC power reading will be returned if this command is used Query Syntax MEASure SCALar POWer AC REAL Parameters None Examples MEAS POW AC Returned Parameters lt NR2 gt Related Commands None MEASure POWer AC APP
174. n nn rn 154 Figure 7 1 Status System Model 156 Table of Tables Table 4 1 PULSe HOLD WIDTH pDarameiers stnn nnnn nenn nnt 99 Table 4 2 PULSe HOLD DOY Cle parameters ooocccinococoncccnonnnononcnonoccnancn nn nn naar cnn nn cnn ranma 99 Table 5 1 RST default parameter values cnn nc cnn naar cnn rca 129 Table 7 1 Operation Status Register ooooocconnccincconnncnnnoccnonccnnnrnnn nan nnnn cnn rca rca 155 Table 7 2 Configuration of Status Heglster arc nn anna 157 Table 7 3 Questionable Status Register ooooncccinccinnncnonocnnonccconnnnnnonnnnnnc cnn nn nan nana cnn nr nr 158 Table E ge O iaa tias 205 iM Series i Series X Series 8 AC Source SCPI Programming Manual California Instruments 1 Introduction This manual contains programming information for the i Series and iX Series AC DC Power Sources This manual contains the following chapters Chapter 1 Introduction Chapter 2 Introduction to SCPI Chapter 3 System Considerations Chapter 4 SCPI Command Reference Chapter 5 Common Commands Chapter 6 Programming Examples Chapter 7 Status Registers Chapter 8 i Series Controller Compatability Chapter 9 Option Commands Appendix A SCPI command tree Appendix B SCPI conformance information Appendix C Error messages 1 1 Documentation Summary This SCPI programming manual covers both the California Instruments i Series and ix Series AC DC power sources A separate User Manual is also supplied with all models in thi
175. nc cnn rra ar rn nnn cananea 185 iM Series i Series iX Series 207 AC Source SCPI Programming Manual California Instruments DO160 NORMal WAVeform DISTOItion ccccecceeeeeeeeeeeceeeeeceaeeeeaeeseeeeesaeeesaaeeseaeeseaeeesaeeseaeeeeeees 185 DOTO STAN elt diia dsd E A a ia id 189 E ell MESSAGES iii ia id 202 Ethernet gege i aihniet aa aes iti a eee ese ieee eee 32 Est TQ ic a ER 72 F FETCh ARRay CURRent HARMonic PHAS coooccconoccconcccconccononcnono nn conc cnonnn canon nana cnn nc r arrancan 55 FETCH ARRay GUR RON EE 54 FETCh ARRay VOLTage HARMonic PHAS dooccccconocccnncccconcccnoncnononnnnnccconn cnn nn rn nan c cnn rca rnn rn nnnn narnia 59 FETCh ARRay VOLTage HARMOnic ioocccncccccccccnoninononcnanoccnnncnnnnnnnnnn nn nan cn cnn nan nn nana nr nn rra ran naar atenteme nnt 58 FETChAR Ray E o e a lc thE rer acne 58 ai Me Re Bleu 60 FETCh CURRent AMPLitude MAXiIMUM cceccceceeecececeneceeeseneceeeseeeeeeseeeeeeeseeeeeeseeeaeessensaeessseaaeess 61 FETCh CURRent CREStfactor cccccceesseceeceeeeeeeeeeaeeeeeeeceeeeeceaeeeeaaeseeeeeseaeeeseaeeseaeeseeeeeseaeeesaeeseneeee 62 FETCh CURRent HARMonic PHASe aasnnsnsnnnnnnnnnnssnnnnernrnsttrnnnttnnnnttnnnnttnnnnttn rnnt rnnnst tn nnnnnn annern mnene nn 63 FETCh CURRent HARM onic HDH 63 FETCh CURRentHARMoOnNiC rracen aka e EAA AER RONNE Ea TAARE ETEA AA AAE 62 el AE Re EE 61 IN Me H ele EE 66 FETCh POWer AC APParent A 65 FETGh PQWer AC PFACtOr 0 5 sess s
176. nd the harmonic measurement window of the AC source Subsystem Syntax SENSe SWEep OFFSet lt n gt Define trigger points relative to the start of the digitizer data record TINTerval Query the digitizer sample spacing SENSe SWEep OFFSet This command defines the trigger point relative to the start of the returned data record when an acquire trigger is used The values can range from UX Series 104 msec to 1000 msec in a single phase configuration and from 312 msec to 1000 msec in a three phase configuration UX Series Il 42 msec to 1000 msec in a single phase configuration and from 128 msec to 1000 msec in a three phase configuration When the value specified is negative less than 0 msec the values in the beginning of the data record represent samples taken prior to the actual trigger moment Command Syntax SENSe SWEep OFFSet lt NRf gt Parameters 104 to 1000 for single phase configuration 312 to 1000 for three phase configuration RST Value 0 Examples SENS SWE OFFS 5 Query Syntax SENSe SWEep OFFSet Returned Parameters lt NR2 gt Related Commands SENS SWE TINT MEAS ARR SENSe SWEep TINTerval This command query the time period between samples when voltage and current digitization is controlled by the acquire trigger sequence The query response of the sample period query will be i iX Series 25 6 to 256 psec for single phase and 76 8 to 768 usec for three phase AC DC source configurations resp
177. ned Parameters 0 1 Related Commands OUTPut IMPedance REAL OUTput IMPedance REACtive OUTPut IMPedance REAL iX series only Phase Selectable This command sets the real part of the output impedance of the AC source in mili ohms OUTPut IMPedance STATe must be enabled for the programmed impedance to affect the output Command Syntax OUTP IMPedance REAL lt NRf gt Parameters min to 1000 RST Value min Examples OUTP IMP REAL 250 Query Syntax OUTPut IMP REAL Returned Parameters lt NR2 gt Related Commands OUTP IMP OUTP IMP REAC iM Series i Series X Series 73 AC Source SCPI Programming Manual California Instruments OUTPut IMPedance REACtive iX series only Phase Selectable This command sets the reactive part of the output impedance of the AC source in micro Henry OUTPut IMPedance STATe must be enabled for the programmed impedance to affect the output Command Syntax OUTP IMP REACtive lt NRf gt Parameters min to 1000 uHenrys RST Value min Examples OUTP IMP REAC 700 Query Syntax OUTPut IMP REACtive Returned Parameters lt NR2 gt Related Commands OUTP IMP OUTP IMP REAL iM Series i Series iX Series 74 AC Source SCPI Programming Manual California Instruments 4 11 Source Subsystem Current This subsystem programs the output current of the iX Series source Subsystem Syntax SOURce CURRent LEVel IMMediate AMPLitude lt n gt Sets the rms current limit PROTection STATe
178. nic PHASe iX series only Phase Selectable These queries return the phase angle of the Nth harmonic of output current referenced to the positive zero crossing of the fundamental component The parameter is the desired harmonic number Queries sent with a value of 0 return the dc component A value of 1 returns the fundamental output frequency Harmonic orders can be queried up to the fundamental measurement bandwidth of the measurement system UX Series 25 6 microseconds for single phase mode and 76 8 microseconds for three phase mode UX Series Il 10 4 microseconds for single phase mode and 31 2 microseconds for three phase mode Thus the maximum harmonic that can be measured is dependent on the output frequency Any harmonics that represent frequencies greater than above frequencies are returned as 0 Query Syntax MEASure SCALar CURRent HARMonic PHASe lt NRf gt FETCh SCALar CURRent HARMonic PHASe lt NRf gt Parameters O to 50 Examples MEAS CURR HARM PHAS 3 FETC CURR HARM PHAS 1 Returned Parameters lt NR2 gt Related Commands INST NSEL MEASure CURRent HARMonic THD iX series only FETCh CURRent HARMonic THD iX series only Phase Selectable These queries return the percentage of total harmonic distortion and noise in the output current Query Syntax MEASure SCALar CURRent HARMonic THD FETCh SCALar CURRent HARMonic THD Parameters None Examples MEAS CURR HARM THD FETC CURR HARM THD Returned Para
179. nnn nn stnan nnt 188 DO160 ABNormal VOLTage UNDEer cee eeeeaeeeeeee nan cn narran an nn rra nn naar naar nn naneccns 188 BIR e ele EE 189 DO160 EMERgency I VOLT_FREQ MINiIMUM 0 cceccceeeeeeeeeeeeeeeee scenes ceaeeeeaaeseeeeeseeeeesaeeesaeeneeeeeea 187 DO160 EMERgency VOLTage UNBalance ococonocccinccccoccccnonanonancnnnn conc cnnnn nc naar nn nan n cnn nn cnn nn nnnn cnn nc 188 DO160 GROUDP EE 190 DO160 NORMal FREQuency MODUIAation ooooconoccconococoncccnonanononcnano conan cono nc anar nana c carr nnnn nana 186 DO160 NORMal FREQuency TRANsient cn nan nc naar rra rra nr ranas 187 DO160 NORMal FREQuency VARIation cooococinnccconoccoccccnonnnononcnnno coran cn non canaria nnccnn nn nr rana cnn nn 187 DO160 NORMal VOLT FREQ MAXIMUM coccnononcccncnnncnnnononononononcnnnnnonnnnnnnnnnonnnannnononnnnnnonononononnnnnnnn 185 DO160 NORMal VOLT FREOMlNimum n nnnannonnnnnnnnnsensnnnnnnnnssssrrnrnnsnssnnrrnrnnsnnsrnirnnnnsnnsrnrnrnnsnnsennt 184 DO160 NORMal VOLTage DC UNDE cooncccccocconoccnonoccconcccnoncnnnoncnnnn cnn rca nan nn anar nana n can rn nan naar nn nnncccns 186 DO160 NORMal VOLTage INTerrUpt oooooncccnncconocinonoccconcccnonanononcnnnn cnn nc cnn rca nn nn nr rana nn nnccns 186 DO1G0NOPMal VOL Tage MODulagon co nnncn cnn ncnnnn nn nr rra nana 185 DO160 NORMal VOLTage SURG sean eeceaeeseaeeseeeeeceaeeesaaeegeaeeseeeesaeeesaeeneneeeed 186 DO160 NORMal VOLTage UNBalance oococncccinoniconococoncccnonnnononannno cnn n cn nan nc anar nana
180. now available to the PC s operating system To complete the install process click on the Finish button To verify the USB port is available you can access the Windows System Properties screen select the Hardware tab and open the Windows Device Manager screen The iX Source should be listed under Multi port serial adapters as shown in the image below amp Device Manager File Action View Help e gt 048069 4 SOTEC3120X QA Batteries Computer S Disk drives Display adapters iD DVD CD ROM drives IDE ATA ATAPI controllers 19 Keyboards 2 Mice and other pointing devices Modems Monitors S S ix AC Source B Network adapters MY SS 900 PCI Fast Ethernet Adapter RB OEM Port 1 0 Device Driver D PCMCIA adapters Ports COM amp LPT J USB Serial Port coms BD Processors EI Sound video and game controllers oS 2 2 ee ee ee Figure 3 3 Windows XP Device Manager USB Port iM Series i Series iX Series 26 AC Source SCPI Programming Manual California Instruments Step 2 USB to Com Virtual Device Driver installation The second step allows installation of the USB to COM virtual port driver This driver will allow access to the AC source USB interface using a virtual COM port Many programming environments support RS232 access but not USB The use of this driver will allow you to program the power source through the USB port as though it was an RS232 port The USB to COM virtual port
181. nt cnccccnccconoccnonocononcncnnnnnnnnnnnnnn cc nn cn narran anne nn rana anne 179 IECA 12GwWEepCUlpbengt DATA 178 IEC 41 3 SW Ee p DW ELM iiini a us can a a cece ay taebaan canting RO ra evened atacada 178 IEC413 SWEep FREQUCNCY AA 178 IEC413 SWE6p LEV Nee Ee ea ee ete eee 178 A i Seal A A ele Se ee 11 Deel 11 JEEESABO iri aie A eae ee a ae a ne CNA dE 11 IN Tiate AC Quire 0 00 A A E ea eee 120 INI Tate CONTINUOUS siii Eege EEGENEN dE eege Ee dacs 120 INITiate IMMediate TRANSICN1 AA 120 INST UME NE COUPE Ton aerae A A eege Eege ade 51 INS Trumen NS ELSE inicia a A a AE 51 INS Trumen SELOG A a NAE e PE EE ETE P EENE EN ERN 52 PES n eai itia a ai A lease ee Ava eee cee es 32 iM Series i Series X Series 209 AC Source SCPI Programming Manual California Instruments L LAN A E need eatieertel tay a a a a a a E a 32 MAG lee 32 LAN Option PE e ed 32 PON lune 34 EIMMECURAR diia AA A AA ed dade ea E ld ae 82 HME EG ee ii hee ihe 82 LIMIEPHASS oia ocre rodas as o at 83 EIMIEVOL TO niet iaaa ia a 82 LIST GOUNC uan aria eaten eit tait 86 LIST DWE RE 86 LIST DWELEPOINtS otitis ria tia ede a eee eee ee 86 EN Ra ee Mais Pa nih bah eae eta ci a ee eh te 87 LIST FREQuency POINtS cccccecccceeseeseeeeceeeeesaeeeeaaeeaeeeceaeeeeaaesaeeseaeeesaaeseeaaesseneeseaeeesaeseeaaeesenees 87 LIST FREQuencyiSLE Wisin ibid pa dda eeepc eegen 87 LIST FREQuency SLEW POINtS cooocccinncconncccnocinononanonccnnncc ronca rn 87 LIST
182. ntroller clock and lock configurations the PHASe command sets the relative phase of B and C with respect to phase A 6 2 6 Current Limit This command will set the rms current limit to set this limit is CURRent lt n gt where lt n gt is the rms current limit in amperes If the load attempts to draw more current than the programmed limit and the source is set for constant current mode the output voltage is reduced to keep the rms current within the limit Since the rms detection involves a filter time constant that is long compared to a single output cycle the response time of the rms current limit is not instantaneous The AC source can be programmed to turn off its output if the rms current limit is reached This protection feature is activated when the source mode is set for constant voltage mode Note The CURRent command is coupled with the VOL Tage RANGe This means that the maximum current limit that can be programmed at a given time depends on the voltage range setting in which the unit is presently operating Refer to Coupled Commands for more information 6 2 7 Waveform Shapes At RST the AC DC power source generates a sine waveform when in AC or AC DC mode but other shapes can be selected There are built in tables for sine square and clipped sine waveforms In addition the user can define arbitrary waveshapes by creating a 1024 point table of amplitudes for a single cycle As shown in the following examples th
183. nts This command will set the calibration coefficent for the AC full scale output voltage at the low voltage range and at high output frequency Command Syntax CALibrate VOLTage LRANge HFRequency lt NRf gt Parameters lt NRf gt a value between 127 and 128 Examples CAL VOLT LRAN HFRequency 10 Query Syntax CALibrate VOLTage LRANge HFRequency Returned Parameters lt NR1 gt value range 127 to 128 Related Commands CAL VOLT LRAN CAL VOLT LRAN ZERO CALibrate SOURce VOLTage AC HRANge FSCale lt NRf gt This command will set the calibration coefficent for the AC full scale output voltage at the high voltage range Command Syntax CALibrate VOLTage HRANge lt NRf gt Parameters lt NRf gt a value between 127 and 128 Examples CAL VOLT HRAN 2 Query Syntax CALibrate VOLTage HRANge Returned Parameters lt NR1 gt value range 127 to 128 Related Commands CAL VOLT HRAN ZERO CAL VOLT HRAN HFR CALibrate SOURce VOLTage AC HRANge ZERO lt NRf gt This command will set the calibration coefficent for the output voltage offset at the high voltage range Command Syntax CALibrate VOLTage HRANge ZERO lt NRf gt Parameters lt NRf gt a value between 127 and 128 Examples CAL VOLT HRAN ZERO 10 Query Syntax CALibrate VOLTage HRANge ZERO Returned Parameters lt NR1 gt value range 127 to 128 Related Commands CAL VOLT HRAN CAL VOLT HRAN HFR CALibrate SOURce VOLTage AC HRANge HFRequency lt NRf
184. o be executed TRIG STATe This query will report the state of the transient trigger subsystem and will return IDLE ARM or BUSY to allow the user monitor the state of the trigger system iM Series i Series X Series 161 AC Source SCPI Programming Manual California Instruments 8 i Series Controller Compatability 8 1 Introduction California Instruments continuously improves its products to provide maximum value to its customers As part of this ongoing process the i series AC DC power source has been outfitted with a faster controller that offers greater throughput on both IEEE 488 and RS232C At this same time the extended capabilities iX version was added to the California Instruments product line up To maintain software compatability between the new i series and the iX series a few SCPI commands had to be changed While these change will not affect the vast majority of users those that have a mixture of previous generation i series and new generation i series should be aware of there differences when developing test programs This section does not apply to any i Series ll models Only i Series models that respond to the SYST VERS Query with 1990 are affected by the information in this chapter If written properly the same test program can be made to operate with either generation i series Programs originally developed for the first generation i series controller may have to be modified slightly when used with thi
185. og These commands return a list of defined waveform names The list includes both pre defined waveforms such as SINusoid SQUare and CSINusoid as well as any user defined waveforms Query Syntax TRACe CATalog Returned Parameters lt SRD gt Example TRAC CAT Related Commands TRAC DATA TRAC DEL FUNC SHAP TRACe DEFine These commands define a new waveform with the name lt waveform_name gt and allocates storage for its data The waveform name can then be referenced by the TRACe DATA Command Syntax TRACe DEFine lt waveform_name gt Parameters lt waveform_name gt Example TRAC DEF flattop Related Commands TRAC DATA TRAC DEL FUNC SHAP TRACe DELete These commands delete the user defined waveform table with the name lt waveform_name gt and makes its memory available for other waveforms Command Syntax TRACe DELete NAME lt waveform_name gt Parameters lt waveform name gt Example TRAC DEL flattop Related Commands TRAC DATA TRAC DEL FUNC SHAP TRACe DELete This command deletes ALL user defined waveforms at once and makes all waveform memory available for other waveforms This command is only supported by firmware revisions 0 16 and higher Command Syntax TRACe DELete ALL Parameters lt waveform name gt Example TRAC DEL ALL Related Commands TRAC DATA TRAC DEL FUNC SHAP iM Series i Series X Series 118 AC Source SCPI Programming Manual California Instruments 4 25 Trigger Subsystem Thi
186. oint Only an ABORt command can transfer the system out of the Dwelling state At the end of the dwell interval the transition to the next state depends on whether or not the list has completed its sequencing and the state of the LIST STEP command see 4 16 If the list is completed the trigger system returns to the Idle state If the list is not completed then the system reacts as follows LIST STEP ONCE programs the trigger system to return to the Initiated state to wait for the next trigger LIST STEP AUTO programs the trigger system to immediately execute the next list point iM Series i Series iX Series 146 AC Source SCPI Programming Manual California Instruments 6 6 Acquiring Measurement Data The source has the capability to return a number of current voltage and power measurements When the AC source is turned on it is continuously sampling the instantaneous output voltage and current for several output cycles and writing the results into a buffer The buffer holds 4096 voltage and current data points The AC source uses the data from the voltage and current buffer to calculate the requested measurement information Data in the voltage and current buffers is always re acquired for subsequent measurement requests There are two ways to make measurements e Use the MEASure commands to immediately start acquiring new voltage and current data and return measurement calculations from this data as soon as th
187. oltage faulted output voltage differ from program value The overcurrent protection circuit has tripped An overtemperature condition has occurred The remote shut down state is active 12 Clrms The rms current limit circuit is active Standard Event Status Group Operation complete Query error Device dependend error Execution error Command error Power on Status Byte and Service Request Enable Registers Questionable status summary bit E E AE A E EA Eo ooe EES il ETE MEP ESE A AAA E AAA Message Available summary bit Event Status Summary bit Master Status Summary bit Request Service bit Operation status summary bit Table 7 2 Configuration of Status Register iM Series i Series X Series 157 A C Source SCPI Programming Manual California Instruments 7 3 Questionable Status Group The Questionable Status registers record signals that indicate abnormal operation of the AC source As shown in Figure 7 1 the group consists of the same type of registers as the Status Operation group Condition STAT QUES COND A register that holds real time status of the circuits being monitored It is a read only register Event STAT QUES EVEN A register that latches any condition It is a read only register that is cleared when read Enable STAT QUES ENAB lt n gt A register that functions as a mask for enabling specific bits from the Event register It is a read write register Table 7 3 Questionable Status
188. olution analog to digital conversion system that requires temperature compensation Previous generation series measurement did not benefit form temperature compensation due to their lower accuracy and resolution measurements Also many of the offset calibrations as well as separate positive and negative calibration of DC voltage measurement is no longer required This has required some changes to the calibration command subsystem The old and new command subsystems are shown below First generation i series measurement calibration subsystem CALibrate MEAGure CURRent AC FSCale ZERO AMPLitude MAXampl FSCALe ZERO DC FSCale ZERO POWER AC FSCale ZERO DC FSCale ZERO VOLTage AC FSCale ZERO DC FSCale POS NEG ZERO Calibrate full scale AC current measurements Cancel AC current measurements offset Calibrate full scale AC peak current measurements Cancel AC peak current offset Calibrate full scale DC current measurements Cancel DC current measurements offset Calibrate full scale AC power measurements Cancel AC power measurements offset Calibrate full scale DC power measurements Cancel DC power measurements offset Calibrate full scale AC voltage measurements Cancel AC voltage measurements offset Calibrate positive full scale DC voltage measurements Calibrate negative full scale DC voltage measurements Cancel DC voltage measurements offset New gener
189. om Port Once completed you can remove the CIC496 CD Rom The USB interface to the AC source is now available for use iM Series i Series X Series 30 AC Source SCPI Programming Manual California Instruments 3 4 2 USB Interface Use Note that the power source will be detected automatically when turn on or plugged in once the drivers have been installed It is recommended however to close any open USB connections to the AC source before turning it off To use the USB interface you may use the Gui Windows software supplied with the power source or develop your own application code In either case set the baud rate on the power source to 460 800 in the Configuration menu From the Front panel press MENU key scroll to CONFIGURATION and press ENTER key Select BAUDRATE field and scroll to 460800 For use with the Gui program select the USB RS232C Serial interface type and set the Baud rate to 460800 6 Interface Configuration Type RS232 Settings Simulation mode e Com Com3 C Com5 C Com C Com2 Com4 Comp C Com8 Cancel NIIEEE 488 Bus Baud 460800 V HA HShk Help C Agilent GPIB Verify Connection C LAN TCP IP CHECK UART FIFO SETTINGS THEH CLICK VERIFY See Help Send Command SE Receive Figure 3 5 Gui Interface Settings for use of USB port Note Use of the USB port to control more than one power source from a single PC is not recommended as communication may n
190. ommands CAL VOLT HFR iM Series i Series iX Series 45 AC Source SCPI Programming Manual California Instruments 4 2 6 Output DC Voltage CALibrate SOURce VOLTage DC LRANge FSCale POSitive lt NRf gt This command will set the calibration coefficent for the positive dc full scale output voltage at the low voltage range Command Syntax CALibrate VOLTage DC LRANge lt NRf gt Parameters lt NRf gt a value between 127 and 128 Examples CAL VOLT DC LRAN 2 Query Syntax CALibrate VOLTage DC LRANge Returned Parameters lt NR1 gt value range 127 to 128 Related Commands CAL VOLT DC LRAN NEG CALibrate SOURce VOLTage DC LRANge FSCale NEGative lt NRf gt This command will set the calibration coefficent for the negative dc full scale output voltage at the low voltage range Command Syntax CALibrate VOLTage DC LRANge NEGative lt NRf gt Parameters lt NRf gt a value between 127 and 128 Examples CAL VOLT DC LRAN NEG 2 Query Syntax CALibrate VOLTage DC LRANge NEG Returned Parameters lt NR1 gt value range 127 to 128 Related Commands CAL VOLT DC LRAN CALibrate SOURce VOLTage DC LRANge ZERO lt NRf gt This command will set the calibration coefficent for the dc output voltage offset at the low voltage range Command Syntax CALibrate VOLTage DC LRANge ZERO lt NRf gt Parameters lt NRf gt a value between 127 and 128 Examples CAL VOLT DC LRAN ZERO 10 Query Syntax CALibrate VO
191. on to generate a single triggered output voltage change use RST VOLTage MODE STEP Step 2 Set the triggered level of the function that will generate the transient For example if the previously programmed voltage function is going to step the output voltage amplitude to 135 volts upon reciept of a trigger use VOLTage TRIGger 135 Step 3 Select the trigger source that will generate the trigger For example to select the Immediate use TRIGger SOURce IMM Trigger sources are discussed in detail under Triggering Output Changes Step 4 Only perform this step if you have selected PULSE as the transient mode in Step 1 Specify the pulse count the pulse period and then either the duty cycle or the pulse width using the following commands PULSe COUNt 1 specifies 1 output pulse PULSe PERiod 1 specifies a pulse period of 1 second PULSe DCYCle 50 specifies a duty cycle of 50 PULSe WIDTh 5 specifies a pulse width of 5 seconds not necessary in this case since a duty cycle has already been specified Step 5 Initiate the transient trigger system to enable it to receive a trigger To enable the trigger system for one transient event use INITiate Example The following example programs a voltage dropout for 2 cycles of a 120 volt 60 Hz output The dropout begins at the positive peak of the output voltage waveform 90 degrees phase and is triggered by IEEE 488 bus trigger RST Begin at
192. or FREQuency lt newline gt VOLTage lt newline gt The message unit may include a parameter after the header The parameter usually is numeric but it can be a string VOLTage 20 lt newline gt VOLTage MAX lt newline gt iM Series i Series X Series 16 AC Source SCPI Programming Manual California Instruments 2 4 2 Combining Message Units The following command message is briefly described here with details in subsequent paragraphs Data Message Unit Query Indicator Headers we ay VOLT LEV 80 RANG 135 CURR lt NI 4 Header Me Separator ssage Me Terminator vias Root Specifier Separator Figure 2 2 Command Message Structure The basic parts of the above message are Message Component Example Headers VOLT LEV PROT CURR Header Separator The colon in VOLT LEV Data 80 88 Data Separator The space in VOLT 80 and PROT 88 Message Units VOLT LEV 80 PROT 88 CURR Message Unit The semicolons in VOLT LEV 80 and PROT 88 Separator Root Specifier The colon in PROT 88 CURR Query Indicator The question mark in CURR Message Terminator The lt NL gt newline indicator Terminators are not part of the SCPI syntax 2 4 3 Headers Headers are instructions recognized by the AC DC source Headers which are sometimes known as keywords may be either in the long form or the short form Long Form The header is completely spelled out such as VOLTAGE STATUS and OUTPUT
193. ot be reliable Use GPIB interface for multiple power source control iM Series i Series iX Series 31 AC Source SCPI Programming Manual California Instruments 3 5 LAN Interface Option An Ethernet LAN interface option is available as an option for the iX Series power sources This option must be specified at the time of order A LAN option indicator will appear on the model number tag at the rear panel of the power source to indicate the presence of this option Also a RJ45 socket will be present on the rear panel Using LAN lets you communicate with the instrument remotely it is fast simple and the LAN from your PC does not require any additional proprietary software or cards Note Ifa USB cable is plugged into the USB interface connector of the power source the LAN interface will be disabled Remove any USB connection to use the LAN Ethernet port An RJ45 Ethernet 10BaseT connector is located on the rear panel if the LAN option is installed A standard RJ45 UTP patch cord between the AC Source and a network Hub may be used to connect the AC source to a LAN For direct connection to a PC LAN card a crossover RJ45 cable is required Consult your network administrator for directions on connecting the AC source to any corporate LAN If the LAN Ethernet interface option is present the MAC Address Media Access Control of the Ethernet port is printed on the serial tag of the power source The serial tag is located on the rea
194. ote programming syntax is part of the Output subsystem Subsystem Syntax OUTPut OMNI STATe lt state gt Select the OMNI state BYPassed ENGaged OUTPut OMNI STATe This command will engage or bypass the OMNI impedance network The output voltage will drop when the state changes Command Syntax OUTPut OMNI STATe state gt Parameters BYPassed ENGaged RST Value BYPassed Examples OUTP OMNI ENG Query Syntax OUTPut OMNI STATe Returned Parameters BYP ENG Related Commands None iM Series i Series iX Series 193 AC Source SCPI Programming Manual California Instruments Appendix A SCPI Command tree The following command three contains all the supported commands for the ix series AC DC source Some command listed may not apply to the i series version Check the relevant reference section for specific details on using each of these commands ABORt CALibrate DEE IHARmonics ere IMPedance EE REAL e Ee FSCale EE ZERO EE REACtive is E FSCale EE Ee ZERO ee a s MEASURE baie ule Aas CURRent ele es ES AMBient EE AC A ais paneled itl a Seria et FSCALe EE DC SEAN otal anh estate FSCALe di ZERO EE TEMP TEE AC a e FSCALE pido ta id DC a Sues FSCALe ed rro EE ZERO O VOLTage Eer AMBient orton ie AC EE EE FSCALe EE DC E FSCALe EE ZERO EE ege TEMP orita cette ate AC EE EE FSCALE EE DC EE eebe FSCALe CHEN due lawns ave ZERO E PASSWORD EE SOURce E PHASe E VOLTage his
195. p 4 Determine the number of times the list is executed before it completes For example to run a list 10 times use LIST COUNt 10 At RST the count is set to 1 Step 5 Determines how the list sequencing responds to triggers For a closely controlled sequence of output levels you can use a dwell paced list To cause the list to be paced by dwell time use LIST STEP AUTO As each dwell time elapses the next point is immediately output This is also the RST setting If you need the output to closely follow asynchronous events then a trigger paced list is more appropriate In a trigger paced list the list advances one point for each trigger received To enable trigger paced lists use LIST STEP ONCE The dwell time associated with each point determines the minimum time that the output remains at that point If a trigger is received before the previous dwell time completes the trigger is ignored Therefore to ensure that no triggers are lost program the dwell time minimum Step 6 Use the transient trigger system to trigger the list This is described in detail under Triggering Output Changes iM Series i Series X Series 143 AC Source SCPI Programming Manual California Instruments 6 5 Triggering Output Changes The following transient trigger sources can be selected IMMediate Generates a trigger when the trigger system is initiated BUS Selects IEEE 488 bus triggers 6 5 1 Trigger System Mo
196. r a file path browse to the CD root drive and then USB_Inf eg DAUSB_Inf Hardware Installation A The software you are installing for this hardware iX AC Source has not passed Windows Logo testing to verify its compatibility with Windows XP Tell me why this testing is important Continuing your installation of this software may impair or destabilize the correct operation of your system either immediately or in the future Microsoft strongly recommends that you stop this installation now and contact the hardware vendor for software that has passed Windows Logo testing The USB device drivers have not been Windows XP Logo certified Due to the limited distribution of these drivers this is unlikely to be done This Logo certification has no bearing on the functionality or legitimacy of this device driver so you can ignore this message Click the Continue Anyway button to continue Note that some PCs may have this verification disabled in which case this screen will not pop up The installation will now proceed This process may take several minutes to complete Once completed the final dialog will appear as shown iM Series i Series X Series 28 AC Source SCPI Programming Manual California Instruments Found New Hardware Wizard iM Series i Series iX Series Completing the Found New Hardware Wizard The wizard has finished installing the software for y USB Serial Port es Click Finish to close
197. r panel of the unit 3 5 1 MAC Address Each power source with the LAN option installed has a unique network address MAC address The MAC address Media Access Conrol is a unique hexadecimal address and is listed on a label on the rear panel of the power source To operate the power source on a network this MAC address needs to be assigned to a TCP IP address which will be used to address the device on the network 3 5 2 Setting the TCP IP Address The first decision you need to make is how to connect the instrument You can connect the instrument directly to a network LAN port with a LAN cable or you can connect it directly to the PC When connecting the instrument directly to the PC LAN port you will need a special cable called a cross connect cable Once connected you must establish an IP address for the instrument An IP address consists of four groups of numbers separated by a decimal Dynamic Host Configuration Protocol DHCP is typically the easiest way to configure the instrument for LAN communication DHCP automatically assigns a dynamic IP address to a device on a network You will need to enter the IP address on the Interface screen of the GUI to control the power source The GUI has a built in utility that let s you determine the IP address assigned by the network DHCP server It may also be used to set a static IP address To use the LAN option ClGuiSll version 2 1 0 0 or higher is required The latest ClGuiSIll version can be
198. r to user manual 4994 970 for connector pin out information Unlike RS232 there are no generic drivers available as a rule for use in programming environments such as LabView LabWindows CVI or Visual Basic A virtual serial port utility is provided on CD ROM CIC496 which ships with the power source This utility will provide a virtual COM port on a PC under Windows XP This allows programs to use the USB port as though it is a regular serial port on the PC The baud rate for this mode of operation is fixed at 460 800 The USB Serial Adaptor installation must be run to install the virtual com port driver This option is only supported under Windows XP at this time Note Use of the USB port to control more than one power source from a single PC is not recommended as communication may not be reliable Use GPIB interface for multiple power source control 3 4 1 USB Driver Installation When connecting the AC source through the USB interface to Windows XP PC the presence of a new USB device will be detected Windows will display a dialog after a short delay prompting the user to install the USB device drivers There are two steps to this process The first one installs the USB decive itself The second step allows installation of the USB to COM virtual port driver This driver will allow access to the AC source USB interface using a virtual COM port Many programming environments support RS232 access but not USB The USB to COM virtual port
199. rallel with other commands Commands that affect output voltage or state relays and trigger actions are overlapped with subsequent commands sent to the AC source The WAI command prevents subsequent commands from being executed before any overlapped commands have been completed The WAI command may be used when performing measurement queries MEAS or FETCh to force the AC DC source to respond to the query before processing any subsequent command WAI can be aborted by sending any other command after the WAI command Command Syntax WAI Parameters None Related Commands OPC iM Series i Series iX Series 132 AC Source SCPI Programming Manual California Instruments 6 Programming Examples 6 1 Introduction This chapter contains examples on how to program the AC DC source Simple examples show you how to program Output functions such as voltage frequency and phase The transient waveform generator Internal and external triggers Measurement functions User defined waveforms The status and protection functions The examples in this chapter use generic SCPI commands See chapter 2 for information about encoding the commands as language strings Where appropriate optional commands are shown for clarity in the examples iM Series i Series X Series 133 AC Source SCPI Programming Manual California Instruments 6 2 Programming the Output 6 2 1 Power on Initialization When the AC source is f
200. rce SCPI Programming Manual California Instruments 4 5 3 Voltage Array Data MEASure ARRay VOLTage DC FETCh ARRay VOLTage DC Phase Selectable These queries return an array containing the instantaneous output voltage in volts The data returned in arbitrary block data format as follows 5 lt block length n gt lt b0 gt lt b1 gt lt b2 gt lt b3 gt lt bn 3 gt lt bn 2 gt lt bn 1 gt lt bn gt where b0 b1 b2 b3 are four hex bytes represent IEEE single precision floating number where bo is the most significant byte and b3 is the least significant byte The output voltage and current are digitized whenever a measure command is given or whenever an acquire trigger occurs The time interval between samples is UX Series 25 6 microseconds for single phase mode and 76 8 microseconds for three phase mode UX Series Il 10 4 microseconds for single phase mode and 31 2 microseconds for three phase mode The query SENSe SWEep TINTerval will return the time interval the position of the trigger relative to the beginning of the data buffer is determined by SENSe SWEep OFFSet Query Syntax MEASure ARRay VOLTage DC lt n gt lt n gt FETCh ARRay VOLTage DC lt n gt lt n gt Parameters Optional block and offset parameters lt n gt lt n gt Where the first value lt n gt is the number of 256 sample blocks to transfer and the second value lt n gt is the first block offset to start with Number of blocks is
201. rd event status enable Return standard event status enable Return event status register Return instrument identification Enable operation complete bit in ESR Return a 1 when operation complete Return option number Power on status clear state set reset Return power on status clear state Recall instrument state Reset Save instrument state Set service request enable register Return service request enable register Return status byte Trigger Hold off bus until all device commands done 124 AC Source SCPI Programming Manual California Instruments 5 1 CLS This command clears the following registers see chapter 7 for descriptions of all status registers e Standard Event Status e Operation Status Event e Questionable Status Event e Status Byte e Error Queue Command Syntax CLS Parameters None 5 2 ESE This command programs the Standard Event Status Enable register bits The programming determines which events of the Standard Event Status Event register see ESR are allowed to set the ESB Event Summary Bit of the Status Byte register A 1 in the bit position enables the corresponding event All of the enabled events of the Standard Event Status Event Register are logically ORed to cause the Event Summary Bit ESB of the Status Byte Register to be set See for descriptions of the Standard Event Status registers The query reads the Standard Event Status Enable register Bit es of ICA ae Status
202. re FlXed The frequency slew rate is unaffected by a triggered output transient STEP The frequency slew rate is programmed to the value set by FREQuency TRIGgered when a triggered transient occurs PULSe The frequency slew rate is changed to the value set by FREQuency TRIGgered for a duration determined by the pulse commands LIST The frequency slew rate is controlled by the frequency list when a triggered transient occurs Command Syntax SOURce FREQuency SLEW MODE lt mode gt Parameters FlXed STEP PULSe LIST RST Value FlXed Examples FREQ SLEW MODE FIX Query Syntax SOURce FREQuency SLEW MODE Returned Parameters lt CRD gt Related Commands FREQ FREQ SLEW TRIG FREQuency SLEW TRIGgered This command sets the rate at which frequency changes during a triggered output transient Instantaneous frequency changes can be obtained by sending MAXimum Command Syntax SOURce FREQuency SLEW TRIGgered lt NRf gt Parameters 0 01 to 1E9 MAXimum Unit Hz Hertz per second RST Value MAXimum Examples FREQ SLEW TRIG 75 FREQ SLEW TRIG MAX Query Syntax SOURce FREQuency SLEW TRIG Returned Parameters lt NRf gt Related Commands FREQ SLEW MODE FREQ iM Series i Series iX Series 78 AC Source SCPI Programming Manual California Instruments FREQuency TRIGgered This command programs the frequency that the output will be set to during a triggered step or pulse transient Command Syntax SOURce FREQuency TRIGge
203. re 9 6 in the User Manual for characteristic of each level Command Syntax DO160 NORMal VOLTage INTerrupt lt NRf gt Parameters lt test number gt Examples DO160 NORM VOLT INT 4 Query Syntax DO160 NORM VOLT INT Returned Parameters lt NR1 gt DO160 NORMal VOLTage SURG This command will generate the voltage levels required to generate a normal voltage source Refer to Section 9 1 4 1 under the heading titled VOLTAGE SURGE for detail Command Syntax DO160 NORMal VOLTage SURG Parameters none Examples DO160 NORM VOLT SURG Query Syntax none DO160 NORMal VOLTage DC UNDer This command will generate the voltage levels required to generate a normal voltage source Refer to Section 9 1 in the User Manual under the heading titled VOLTAGE UNDER for detail Command Syntax DO160 NORMal VOLTage DC UNDer Parameters none Examples DO160 NORM VOLT DC UND DO160 NORMal FREQuency MODulation This command will cause output frequency modulation The level of modulation is the function of the rate of modulation Refer to Figure 9 5 in the User Manual The command parameter is the rate of modulation in Hz Command Syntax DO160 NORMal FREQuency MODulation lt NRf gt Parameters lt frequency gt Examples DO160 NORM FREQ MOD 0 1 Query Syntax DO160 NORM FREQ MOD Returned Parameters lt NR2 gt iM Series i Series iX Series 186 AC Source SCPI Programming Manual California Instruments DO160 NORMal FREQuency TRANsient This
204. re revision is displayed briefly at power up on the LCD display and can also be queried over the bus by using the IDN command Differences between the two model series are e Dual voltage range pairs of 135 270 and 150 300 on Series has been replaced by single 150 300 voltage range pair and constant power mode of operation e In DC mode the voltage ranges have been increased to 200Vdc and 400Vdc e Auto level control ALC mode has been added to Series II models to obtain improved voltage accuracy and load regulation e The maximum frequency has been extended to 1000 Hz although the output voltage derates from 300 Vrms at 500 Hz to 150 Vrms at 1000 Hz e Reduced number of measurement calibration coefficients on Series II e Increased measurement sampling rate on Series Il e Maximum DC offset range in AC DC mode is 250Vdc on Series I 220Vdc on Series II e Default mode for trigger out is Function Strobe FSTR To switch to Trigger Out mode the OUTP TTLT MODE command must be used USB and LAN Interfaces Models shipped after July 2007 Top assembly P N 7000 485 and P N 7000 486 are equipped with GPIB RS232 and USB interfaces Older models did not have the USB interface These newer models also support a LAN Ethernet interface option Where relevant differences are highlighted throughout this programming manual For iX Series refer to User Manual P N 7000 970 for iX Series Il refer to User Manual N 4994 970 iM
205. red lt NRf gt Parameters 0 to maximum frequency range specified by the LIMit FREQuency command Unit Hz Hertz RST Value 60 Hz Example FREQ TRIG 50 Query Syntax SOURce FREQuency TRIGgered Returned Parameters lt NR2 gt Related Commands FREQ FREQ MODE iM Series i Series iX Series 79 AC Source SCPI Programming Manual California Instruments 4 13 Source Subsystem Function iX series only This subsystem programs the output function of the AC DC source Subsystem Syntax SOURce FUNCtion SHAPe IMMediate lt shape gt Sets the periodic waveform shape SIN SQU CSIN lt user defined gt MODE lt mode gt Sets the waveform shape mode FIX LIST CSINe lt n gt Sets the THD of peak at which the clipped sine FUNCtion Phase selectable This command selects the shape of the output voltage waveform as follows SINe A sinewave is output SQUare A squarewave is output CSINe The output is a clipped sine waveform Both positive and negative peak amplitudes are clipped at a value determined by the SOURce FUNCtion SHAPe CSINusoid setting lt user_defined gt The output shape is described by one of the user defined waveform tables The maximum peak voltage that the AC source can output is 425 V peak This includes any combination of voltage and function shape values Therefore the maximum value that can be programmed depends on the peak to rms ratio of the selected waveform For a sinewave the maximum vo
206. rnia Instruments VOLTage TRIGgered Phase Selectable This command selects the AC rms or DC amplitude that the output voltage will be set to during a triggered step or pulse transient Command Syntax SOURce VOLTage LEVel TRIGgered AMPLitude lt NRf gt Parameters 0 to maximum voltage range specified by the LIMit VOLTage command Unit V rms voltage RST Value 0 volt Examples VOLT TRIG 120 VOLT LEV TRIG 120 Query Syntax SOURce VOLTage LEVel TRIGgered AMPLitude Returned Parameters lt NR2 gt Related Commands VOLT VOLT MODE VOLTage MODE Phase Selectable This command determines how the output voltage is controlled during a triggered output transient The choices are FlXed The voltage is unaffected by a triggered output transient STEP The voltage is programmed to the value set by VOLTage TRIGgered when a triggered transient occurs PULSe The voltage is changed to the value set by VOLTage TRIGgered for a duration determined by the pulse commands LIST The voltage is controlled by the voltage list when a triggered transient occurs Command Syntax SOURce VOLTage MODE lt mode gt Parameters FlXed STEP PULSe LIST RST Value FIX Examples VOLT MODE LIST VOLT MODE FIX Query Syntax SOURce VOLTage MODE Returned Parameters lt CRD gt Related Commands VOLT TRG VOLT iM Series i Series iX Series 102 AC Source SCPI Programming Manual California Instruments VOLTage RANGe LEVel This command se
207. roughput The ASCII mode will double the number of characters transferred so provisions for a larger receive buffer on the PC may have to be made On the X the maximum data size that can be sent with one command is 16KB To transfer the entire 4096 waveform acquisition buffer in ASCII mode requires two separate data transfers of the first followed by the second buffer The block size and block offset parameters may be used to accomplish this Conversion function sample VB6 Converting waveform data from either transfer mode to a single precision value can be accomplished using the following sample routine Public Function StringToIEEEFloat ByVal sData As String ByVal bAsciiMode As Boolean bAsciiMode flag is used if data is received as 8 ascii chars representing Hex 0 9 A F If bAsciiMode flag is false then data is process as 4 char representing a byte each Ascii mode is needed for DCBS windows Dim i As Integer Dim 3 As Integer Dim iChar As Integer Dim expo As Long Dim mantisse As Long Dim expo_val As Variant Dim mant_f As Single Dim c 3 As Long Must use 32 bit integers to allow for intermediate result of 24 bit shift Dim sign As Boolean A A O A EN Const MANT MAX amp H7FFFFF Const EXPO MAX 2 126 On Error GoTo FloatConvError If bAsciiMode Then Retrieve ASC values from eight hex byte input data sData UCase sData For i 0 To 3 iM Series i Series iX Series 56 AC Source SCPI Programming Manual
208. rrent In constant voltage mode the output faults to an initial value if the over current condition is maintained beyond the protection delay period Command Syntax SOURce PONSetup OLOad MODE lt mode gt Parameters CCURrent CVOLtage Examples OLOad CCUR Query Syntax PONS OLO Returned Parameters lt CRD gt Related Commands CURR PROT STAT PONSetup CLOCk This command determines the source of its clock at the power on if internal the source uses its internal clock if external a clock source must be supplied on the appropriate input Command Syntax SOURce PONSetup CLOCk lt source gt Parameters INTernal EXTernal Examples PONSetup CLOCk INT Query Syntax PONSetup CLOCk Returned Parameters lt CRD gt Related Commands FREQ MODE iM Series i Series iX Series 96 AC Source SCPI Programming Manual California Instruments PONSetup SENSe This command determines the source of its voltage sense at the power on if internal the source uses its connection to sense its output voltage if external the sense connection must be connected at the load Command Syntax SOURce PONSetup SENSe lt source gt Parameters INTernal EXTernal Examples PONSetup SENSe INT Query Syntax PONSetup SENS Returned Parameters lt CRD gt Related Commands VOLTage SENSe PONSetup WGRoup iX series only This command determines the source of its waveform storage It has a total of 4 groups Change of group requires power down an IEE
209. rrent OC protection mode If the overcurrent protection function is enabled and the load current exceeds the programmed level then the output is disabled after a time delay specified by the CURRent PROTection DELay and the Questionable Condition status register OC bit is set see chapter 7 An overcurrent condition is cleared after the cause of the condition is removed If the OC protection mode is disabled the source operates in the Constant Current mode and the output voltage will be reduced after a time delay specified by the CURRent PROTection DELay and the Questionable Condition status register OC bit is set see chapter 7 An overcurrent condition is cleared after the cause of the condition is removed Command Syntax SOURce CURRent PROTection STAT e lt bool gt Parameters 0 1 OFFION RST Value ON Examples CURR PROT STAT 0 CURR PROT STAT OFF Query Syntax SOURce CURRent PROTection STATe Returned Parameters OI Related Commands OUTP PROT DEL CURRent PROTection DELay This command sets the delay time between over current limit condition and the response to this condition At the end of the delay if the over current condition still exist the response will depend on the protection state If the protection state is on the output voltage will fault to zero voltage If the protection state is off the output voltage will reduced to a value that maintains a constant current defined by the setting of the current limit U
210. s i Series iX Series AC Source SCPI Programming Manual California Instruments 2 2 2 Types of SCPI Messages There are two types of SCPI messages program and response e A program message consists of one or more properly formatted SCPI commands sent from the controller to the AC DC source The message which may be sent at any time requests the AC DC source to perform some action e Aresponse message consists of data in a specific SCPI format sent from the AC source to the controller The AC source sends the message only when commanded by a program message called a query 2 2 3 The SCPI Command Tree As previously explained the basic SCPI communication method involves sending one or more properly formatted commands from the SCPI command tree to the instrument as program messages The following figure shows a portion of a subsystem command tree from which you access the commands located along the various paths you can see the complete tree in appendix A Root OUTPut 7 STATe PON TTLTrg m STATE SOURce IMPedance REAL REACtive STATus OPERation EVEN CONDition Figure 2 1 Partial Command Tree The Root Level Note the location of the ROOT node at the top of the tree Commands at the root level are at the top level of the command tree The SCPI interface is at this location when e The AC DC source is powered on e A device clear DCL is sent to t
211. s command only has a query format as these settings cannot be changed Query Syntax OPT Returned Parameters lt CRD gt lt CRD gt The parameter list returned and their order in the sequence is shown in the table below Syntax Description Comment SCPI SCPI language This feature is always enabled on i iX Series models NOUT MODE option Valid only on 15003i iX systems with MODE option ADV Advanced Features This feature is always enabled on iX Series models CLK LOC Clock and Lock mode Allows multiple controllers to be synced DO160 Option 160 RTCA DO160 test option MIL704D Option 704 MIL STD704 test option rev D E 1EC411 Option 411 IEC61000 4 11 voltage dips and interruptions test option This option must be installed to support the EOS1 or EOS3 1EC413 Option 413 IEC61000 4 13 Interharmonics test option WHM Option WHM Supported only on i iX Series with firmware CIC463 5 ABD Option ABD Airbus ABD0100 1 8 test option Requires use of ClGui32 Windows software LF Option LF Limits interharmonics generator direct control output to 500 Hz maximum MS704F Option 704F MIL STD704 test option rev A F Available on Series Il models only MB Option MB Allows System field setting in Configuration menu to be changed to support different configurations OPT2 Option B787 Boeing B787 0147 test option Requires use of CIGUiSIl Windows software OPT1 Option AMD Airbus
212. s product series For front panel operation and general service and calibration information on these produces please refer to the User Manual This programming manual covers issue related to operating the i Series or iX Series remotely using an instrument controller The following documents are related to this Programming Manual and contain additional helpful information for using these products in a remote control environment e User Manual Includes specifications and supplemental characteristics how to use the front panel how to connect to the instrument and calibration procedures For X Series refer to User Manual P N 7000 970 for iX Series Il refer to User Manual UN 4994 970 iM Series i Series iX Series 9 AC Source SCPI Programming Manual California Instruments 1 2 Model Series I and Series Il There are two versions of the i iX Series product Series and Series Il This user manual covers both model series The difference between the Series and the Series II is the controller used The Series II uses a more advanced controller but retains functional backward compatibility with the Series products Series Il models have a Series II designation shown in the lower right hand corner of the front panel for easy identification The actual top assembly part number is shown on the model serial number tag on the back of the i iX series All Series II will have a firmware revision of 4 0 or higher The firmwa
213. s and the output impedance ix only of the AC DC source Subsystem Syntax OUTPut STATe lt bool gt Enable disable output voltage current power etc PROTection CLEar Reset latched protection HI MODE lt mode gt set remote inhibit input LATC LIVE OFF TTLTrg MODE TRIG FSTR Sets or disabled Function strobe mode STATe lt bool gt Enable disable trigger out drive SOURce lt source gt Selects a TTLTrg source BOT EOT LIST IMPedance STATe lt bool gt Enable disable output impedance program REAL Sets resistive part of output impedance REACtive Sets inductive part of output impedance 4 10 1 Output Relay OUTPut STATEe This command enables or disables the source output The state of a disabled output is an output voltage amplitude set to O volts with output relays opened The query form returns the output state Command Syntax OUTPut STATe lt bool gt Parameters 0 OFF 1 ON RST Value OFF Examples OUTP 1 OUTP STAT ON Query Syntax OUTPut STATe Returned Parameters OI Related Commands RCL SAV 4 10 2 Output Protection Series II only OUTPut PROTection CLEar Available on i iX Series II only This command clears the latch that disables the output when an overvoltage OV overcurrent OC overtemperature OT or remote inhibit RI fault condition is detected All conditions that generated the fault must be removed before the latch can be cleared The output is then restored to
214. s new generation controller version This chapter illustrates the few command differences and show sample code on how to handle either version i series The iX series is not affected by these differences so you can skip this chapter if you have an ix series AC DC power source 8 2 Trigger Subsystem The trigger subsystem has been modified by eliminating the ARM root level command and replacing it with the TRIGger TRANsient MMediate SOURce command to further distinguish between the trigger mode and trigger source command sequences the SYNChronize keyword was added to the TRIGger command tree The old and new trigger subsystems are shown in the table below First generation command New generation command changes ABORt ABORt INITiate IMMediate INIT IMMediate TRANsient optional keyword INITiate CONTinuous INITiate CONTinuous lt ON OFF gt lt ON OFF gt ARM SOURce TRIGger TRANsient SOURce changed lt IMMediate BUS gt lt IMMediate BUS gt TRIGger SOURce TRIGger SYNChronize SOURce changed lt IMMediate PHAS gt lt IMM PHAS gt TRIGger PHASe lt n gt TRIGger SYNChronize PHASe lt n gt changed TRIGger COUNt TRIGger TRANsient COUNt optional lt NONE ALL gt lt NONE ALL gt keyword TRIGger STATe iM Series i Series iX Series TRIGger STATe 162 AC Source SCPI Programming Manual California Instruments 8 3 Measurement Calibration Subsystem The newer series AC DC power sources use a high res
215. s subsystem controls the triggering of the AC DC power source See chapter 6 under Triggering Output Changes for an explanation of the Trigger Subsystem The INITiate commands control the initialization of the transient system The trigger subsystem must first be enabled using the INITiate commands or no triggering action will occur Refer to Figure 6 5 for a block diagram of the trigger system Subsystem Syntax ABORt Resets the trigger system to the Idle state INITiate MMediate Initiates the system for one trigger TRANsient ACQuire CONTinuous sets if the initate continuous to ON OFF TRIGger TRANsient SOURce Sets the trigger source IMMediate BUS COUNt Set if the trigger is controlled at every count NONE ALL ACQuire SOURce set the aquire trigger soure IMMediate SYNChronize BUS TTLTrg SYNChronize SOURce lt source gt Sets the trigger sync source IMM PHAS PHASe lt n gt Sets the synchronous phase reference STATe Return the trigger state IDLE ARM BUSY ABORt This command resets the transient trigger systems to the Idle state Any output transient or measurement that is in progress is immediately aborted ABORt also cancels any lists or pulses that may be in process Command Syntax ABORt Parameters one Examples ABOR Related Commands INIT RST TRG iM Series i Series iX Series 119 AC Source SCPI Programming Manual California Instruments INITiate IMMediate TRANsient The INITiate
216. s the logical OR of all the Questionable Event register bits that are enabled by the Questionable Status Enable register Command Syntax STATus QUESionable ENABle lt NRf gt Parameters 0 to 32727 Default Value 0 Examples STAT QUES ENAB 18 Query Syntax STATus QUEStionable ENABle Returned Parameters lt NR1 gt Register value Related Commands STAT QUES EVEN iM Series i Series iX Series 108 AC Source SCPI Programming Manual California Instruments STATus QUEStionable INSTrument SUMmary Phase Selectable This command returns the value of the Questionable Event register for a specific output of a three phase AC source The particular output phase must first be selected by INST NSEL The Event register is a read only register which holds latches all events that are passed by the Questionable NTR and or PTR filter Reading the Questionable Event register clears it Query Syntax STATus QUESionable INSTrument ISUMmary EVENt Parameters None Returned Parameters lt NR1 gt Register Value Examples STAT QUES INST ISUM EVEN Related Commands CLS STAT QUES INST ISUM NTR STAT QUES INST ISUM PTR STATus QUEStionable INSTrument SUMmary CONDition Phase Selectable This query returns the value of the Questionable Condition register for a specific output of a three phase AC source The particular output phase must first be selected by INST NSEL The Condition register is a read only register which holds the real time unla
217. se CURRent PROT DEL to prevent momentary current limit conditions caused by programmed output changes or load changes from tripping the overcurrent protection Command Syntax SOURCE CURRent PROTection DELay Parameters 0 1 to5 Unit seconds RST Value 100 milliseconds Examples CURR PROT DEL 1 5 Query Syntax CURR PROT DEL Returned Parameters lt NR2 gt Related Commands OUTP PROT STATE iM Series i Series iX Series 76 AC Source SCPI Programming Manual California Instruments 4 12 Source Subsystem Frequency This subsystem programs the output frequency of the AC DC source Subsystem Syntax SOURce FREQuency MMediate lt n gt Sets the frequency MODE lt mode gt Sets frequency mode FIX STEP PULS LIST SENS EXT SLEW IMMediate lt n gt MAXimum Sets the frequency slew rate MODE lt mode gt Sets frequency slew mode FIXISTEP PULSILIST TRIGgered lt n gt MAXimum Sets the triggered frequency slew rate TRIGgered lt n gt Sets the triggered frequency FREQuency This command sets the frequency of the output waveform Command Syntax SOURce FREQuency CW IMMediate lt NRf gt Parameters Refer to specifications table in User Guide Unit Hz Hertz RST Value 60 Hz Examples FREQ 50 Query Syntax SOURce FREQuency Returned Parameters lt NR3 gt Related Commands FREQ MODE FREQ SLEW FREQuency MODE This command determines how the output frequency is controlled The choices are F
218. sient phase synchronization use TRIGger SYNC SOURce IMMediate When IMMediate is selected the trigger system goes directly to the Output state This is the parameter selected at RST iM Series i Series X Series 145 AC Source SCPI Programming Manual California Instruments 6 5 4 Generating Triggers Providing that you have specified the appropriate trigger source you can generate triggers as follows Single Triggers By sending one of the following over the IEEE 488 e INIT e TRG e agroup execute trigger Continuous Triggers By sending the following commands over the IEEE 488 e TRIGger SOURce IMMediate e NITiate CONTinuous ON When the trigger system enters the Output Change state upon receipt of a trigger see 6 8 the triggered functions are set to their programmed trigger levels When the triggered actions are completed the trigger system returns to the Idle state Specifying a Dwell Time for Each List Point Each voltage and frequency list point has an associated dwell time specified by LIST DWEL1 lt n gt lt n gt where lt n gt specifies the dwell time in seconds The number of dwell points must equal the number of output points If a dwell list has only one value that value will be applied to all points in the output list After each new output level or point is programmed the output remains at that point in the list for the programmed dwell interval before the list advances to the next p
219. static but assigned by a DHCP server the NCON parameter Network Connection Setting must be added to the query The default value is 8 In general Class A network is 24 bits Class B is 16 bits and Class A is 8 bits Command Syntax SYSTem COMMunicate LAN CLASs lt NRF gt Parameters 8 to 32 Example SYST COMM LAN CLAS 8 Query Syntax SYST COMM LAN CLAS SYST COMM LAN CLAS NCON Returned Parameters lt NR1 gt SYSTem COMMunicate LAN DEFault This command will apply the changes in LAN setting to the default setting The controller will go to reset condition and the default LAN setting will take effect Both IP address and Gate way address are set to zero The Host name is cleared The password is reset to admin The unit is set to DHCP or Auto IP Command Syntax SYSTem COMMunicate LAN DEFault Parameters none Example SYST COMM LAN DEF Query Syntax no query for this command Returned Parameters none iM Series i Series X Series 113 AC Source SCPI Programming Manual California Instruments SYSTem COMMunicate LAN DESCription This command will set the user description The description is limited to 24 characters Command Syntax SYSTem COMMunicate LAN DESCription lt SRD gt Parameters lt SRD gt Example SYST COMM LAN DESC EVAL UNIT Query Syntax SYST COMM LAN DESC Returned Parameters lt SRD gt SYSTem COMMunicate LAN DNSaddress This command will set the LAN DNS address Domain Name Server The query
220. t value range 127 to 128 Related Commands CALibrate MEASure VOLTage TEMPerature DC ZERO CALibrate MEASure VOLTage TEMPerature AC FSCale lt NRf gt This command initiates the calibration of the rms voltage measurement at full scale and at elevated temperature Command Syntax CALibrate MEASure VOLTage TEMPerature AC FSCale Parameters lt NRf gt actual rms output voltage measured with external device Examples CAL MEAS VOLT TEMP 120 Query Syntax CALibrate MEASure VOLTage TEMPerature Returned Parameters lt NR2 gt value range 1000 to 1000 Related Commands CALibrate MEASure VOLTage AMBient AC FSCale iM Series i Series X Series 41 AC Source SCPI Programming Manual California Instruments CALibrate MEASure VOLTage TEMPerature DC FSCale lt NRf gt This command initiates the calibration of the DC voltage measurement at full scale and at elevated temperature Command Syntax CALibrate MEASure VOLTage TEMPerature DC FSCale Parameters lt NRf gt actual DC output voltage measured with external device Examples CAL MEAS VOLT TEMP 120 Query Syntax CALibrate MEASure VOLTage TEMPerature DC Returned Parameters lt NR2 gt value range 1000 to 1000 Related Commands CALibrate MEASure VOLTage AMBient DC FSCale CALibrate MEASure VOLTage TEMPerature DC ZERO lt NRf gt This command initiates the offset adjustment of the rms voltage measurement at elevated temperature Command Syntax CALibrate
221. t VOLTage and voltage mode AC or DC Examples PONS VOLT 0 Query Syntax PONS VOLT Returned Parameters lt NR2 gt iM Series i Series iX Series 94 AC Source SCPI Programming Manual California Instruments PONSetup VOLTage MODE This command sets the initial voltage mode at the power on This mode is DC or AC Command Syntax SOURce PONSetup VOLTage MODE Parameters AC DC ACDC ACDC on ix series only Examples PONS VOLTage MODE DC Query Syntax PONS VOLTage MODE Returned Parameters lt CRD gt PONSetup CURRent This command sets the initial current limit at the power on The maximum allowable current is controlled by the voltage range and voltage mode Command Syntax SOURce PONSetup CURRent lt NRf gt Parameters range set by the LIMit CURRent voltage mode and voltage range Examples PONS CURR 22 Query Syntax PONS CURR Returned Parameters lt NR2 gt PONSetup PHASe ANGLe This command sets the initial phase angle of the power source relative to external reference Command Syntax SOURce PONSetup PHASe ANGLe lt NRf gt Parameters 360 Examples PONS PHAS 0 Query Syntax PONS PHAS Returned Parameters lt NR2 gt PONSetup VRANge This command sets the initial voltage range of the power source for Series models The actual values are a function of the selected voltage range pair See VOLT RANG PAIR command in section 4 21 If the range pair is changed the PONS VRAN setting will automatical
222. t to program a frequency while source is in DC mode Attempt to set initial voltage mode to AC DC Attempt to program AC voltage while in DC mode Attempt to program DC voltage while in AC mode Attempt to program voltage offset while in DC or AC mode only Attempt to change sense mode while the output relay is on Attempt to change the voltage mode to DC while iec413 or iec411 state is on Attempt to change the voltage mode to DC while in external sync or clock mode Attempt to change mode to AC DC without the ADV option present see OPT Attempt to use the phase angle trigger while iec411 state is on Memory error Waveform memory May be the result of incomplete checksum error user defined waveform download Check interface and try downloading waveform again Successful download may clear this error condition Alternatively use TRAC DEL ALL command to clear waveform memory 314 Save recall memory lost User setup register Store setup in same register contents lost again Configuration memory Hardware configuration Contact AMETEK service lost settings lost department at service ppd ametek comto iM Series i Series iX Series 203 AC Source SCPI Programming Manual California Instruments obtain instructions on restoring configuration data Self test failed Internal error Contact AMETEK service department at service ppd ametek com Queue overflow Message queue full Too man
223. tal output frequency Harmonic orders can be queried up to the fundamental measurement bandwidth of the measurement system UX Series 25 6 microseconds for single phase mode and 76 8 microseconds for three phase mode UX Series Il 10 4 microseconds for single phase mode and 31 2 microseconds for three phase mode Thus the maximum harmonic that can be measured is dependent on the output frequency Any harmonics that represent frequencies greater than above frequncies are returned as 0 Query Syntax MEASure SCALar VOLTage HARMonic PHASe lt NRf gt FETCh SCALar VOLTage HARMonic PHASe lt NRf gt Parameters 0 to 50 Examples MEAS VOLT HARM PHAS 3 FETC VOLT HARM PHAS 1 Returned Parameters lt NR2 gt Related Commands INST NSEL iM Series i Series iX Series 68 AC Source SCPI Programming Manual California Instruments MEASure VOLTage HARMonic THD iX series only FETCh VOLTage HARMonic THD iX series only Phase Selectable These queries return the percentage of total harmonic distortion and noise in the output voltage Query Syntax MEASure SCALar VOLTage HARMonic THD FETCh SCALar VOLTage HARMonic THD Parameters None Examples MEAS VOLT HARM THD FETC VOLT HARM THD Returned Parameters lt NR2 gt Related Commands INST NSEL iM Series i Series iX Series 69 AC Source SCPI Programming Manual California Instruments 4 10 Output Subsystem This subsystem controls the main outputs the signal output
224. tched questionable status of the AC DC power source Query Syntax STATus QUEStionable INSTrument I SUMmary CONDition Example STAT QUES INST ISUM COND Returned Parameters lt NR1 gt Register value STATus QUEStionable INSTrument SUMmary ENABle Phase Selectable This command sets or reads the value of the Questionable Enable register for a specific output of a three phase AC source The particular output phase must first be selected by INST NSEL The Enable register is a mask for enabling specific bits from the Questionable Event register to set the questionable summary QUES bit of the Status Byte register This bit bit 3 is the logical OR of all the Questionable Event register bits that are enabled by the Questionable Status Enable register Command Syntax STATus QUEStionable INSTrument SUMmary ENABle lt NRf gt Parameters 0 to 32767 Default Value 0 Examples STAT QUES INST ISUM ENAB 18 Query Syntax STATus QUEStionable INSTrument SUMmary ENABle Returned Parameters lt NR1 gt Register value iM Series i Series X Series 109 AC Source SCPI Programming Manual California Instruments 4 23 System Commands The system commands control the system level functions of the AC DC Source Subsystem Syntax SYSTem ERRor Returns the error number and error string VERSion Returns the SCPI version number LOCal Go to local mode RS 232 only REMote Go to remote mode RS 232 only CONFigure Set system config
225. the commands within each subsystem are grouped alphabetically under the subsystem Commands followed by a question mark take only the query form When commands take both the command and query form this is noted in the syntax descriptions IEEE 488 2 common commands Common commands are defined by the IEEE 488 2 standard and are described in chapter 0 of this manual iM Series i Series iX Series 35 AC Source SCPI Programming Manual California Instruments 4 2 Calibration Subsystem The commands in this subsystem allow you to do the following e Enable and disable the calibration mode e Calibrate the measured current and measured voltage and store new calibration in nonvolatile memory e Calibrate the current and voltage output levels and store new calibration constants in nonvolatile memory e Calibrate the output impedance of the AC source and store new calibration constants in nonvolatile memory Note i iX Series Il models have fewer calibration points than series models The Series II will accept all Series calibration commands but some will have no effect on Series Il models Also the elevated temperature calibration setpoints are not required on Series Il i iX systems Subsystem Syntax CALibrate PASSword MEAGure CURRent AMBient AC FSCale DC FSCale ZERO TEMPerature AC FSCale DC FSCale ZERO VOLTage AMBient AC FSCale DC FSCale ZE
226. the safety hazards and that any inadvertent contact with hazardous voltages is eliminated Guard against risks of electrical shock during open cover checks by not touching any portion of the electrical circuits Even when power is off capacitors may retain an electrical charge Use safety glasses during open cover checks to avoid personal injury by any sudden component failure Neither AMETEK Programmable Power Inc San Diego California USA nor any of the subsidiary sales organizations can accept any responsibility for personnel material or inconsequential injury loss or damage that results from improper use of the equipment and accessories SAFETY SYMBOLS WARNING A CAUTION Risk of Electrical Shock Refer to Accompanying Documents Off Supply Direct Current DC Standby Supply l Alternating Current AC On Supply 3 Three Phase Alternating Current Protective Conductor Terminal L Earth Ground Terminal Fuse me Chassis Ground I e o iM Series i Series iX Series 4 AC Source SCPI Programming Manual California Instruments Product Family iM i iX Series AC Power Source Warranty Period 1 Year WARRANTY TERMS AMETEK Programmable Power Inc AMETEK provides this written warranty covering the Product stated above and if the Buyer discovers and notifies AMETEK in writing of any defect in material or workmanship within the applicable warranty period stated above then AMETEK may at its option repair
227. the state it was in before the fault condition occurred iM Series i Series iX Series 70 AC Source SCPI Programming Manual California Instruments Command Syntax OUTPut PROTection CLEar Parameters None Examples OUTP PROT CLE Related Commands OUTP PROT DEL RCL SAV 4 10 3 Output Remote Inhibit Mode Series II only NOTE When using the Remote Inhibit input on multi cabinet systems it will be necessary to disconnect any RI connection to the i iX master unit when turning on the i iX master unit During initialization the RI connection must be OPEN or initialization will be halted with the message WARING FOR AUXILIARY displayed on the LCD screen OUTPut RI MODE Available on i iX Series II only This command selects the mode of operation of the Remote Inhibit protection The following modes can be selected LATChing A TTL low at the RI input latches the output in the protection shutdown state which can only be cleared by OUTPut PROTection CLEar LIVE The output state follows the state of the RI input A TTL low at the RI input turns the output off a TTL high turns the output on OFF The instrument ignores the RI input The RI output state is saved at power down The factory default state is LIVE Command Syntax OUTPut RI MODE lt mode gt Parameters LATChing LIVE OFF RST Value LIVE Examples OUTP RI MODE LIVE Query Syntax OUTPut RI MODE Returned Parameters lt CRD gt Related Commands OUTP PROT CLE
228. their TRIGgered value In Step mode the triggered value becomes the immediate value In Pulse mode the functions return to their immediate value during the low portion of the pulse If there are no further pulses the immediate value remains in effect In List mode the functions remain at the last list value at the completion of the list You can not mix STEP PULSe and LIST modes among functions IMVediate level FIXED mode TRIGered level Ju WI IMMediate level 7 7 Ai i STEP mode TRIGered level IMVediate level PULSE mode am 8 im Triggers ignored output alw ays set to immediate command levels At trigger the triggered level becomes the new immediate level At trigger the triggered level is active during the pulse width portion of the pulse waveform IMVediate level LIST mode WAV Lo f step 1 Trigger List Applied Complete At trigger the list starts When list completes output returns to immediate level iM Series i Series iX Series Figure 6 1 Output transient system 140 AC Source SCPI Programming Manual California Instruments 6 4 2 Step and Pulse Transients Step 1 Set the functions that you do not want to generate transients to FIXed mode A convenient way to do this is with the RST command Then set the mode of the function that will generate the transient to STEP or PULSe as required For example to enable the voltage functi
229. tor This command must be set to the on state before sending any other command listed in this section Command Syntax SOURce HARmonics STATe lt boolean gt Parameters lt ON OFF 1 0 gt Examples IHAR ON Query Syntax IHAR Returned Parameters lt boolean gt SOURce IHARmonics COUPle If this command is turned on the reference voltage for the interharmonics is programmed to a value equal to the ac program value If the coupling is turned off the reference voltage must be programmed to a value between 0 and 250V Command Syntax SOURce HARmonics COUPle lt boolean gt Parameters lt ON OFF 1 0 gt Examples IHAR COUP ON Query Syntax IHAR COUP Returned Parameters lt boolean gt SOURce I HARmonics FREQuency This command will program the inter harmonic frequency This frequency may range from 1Hz to 2400Hz with 1Hz resolution Command Syntax SOURCce IHARmonics F REQuency lt NRf gt Parameters lt frequency gt Examples IHAR FREQ 400 Query Syntax IHAR FREQ Returned Parameters lt NR1 gt iM Series i Series iX Series 182 AC Source SCPI Programming Manual California Instruments SOURce I HARmonics REFerence This command will program the inter harmonic reference voltage The coupling must be set to on to accept any program value The reference will take a value of 0 to 250V Command Syntax SOURce IHARmonics REFerence lt NRf gt Parameters lt reference gt Examples IHAR REF 230 Q
230. tput Phase Measurements You can return simultaneous measurements from all output phases of the source in the three phase mode using the FETCh query Unlike MEASure queries FETCh queries do not iM Series i Series X Series 148 AC Source SCPI Programming Manual California Instruments trigger the acquisition of new data when they are executed First you must initiate the measurement trigger system and generate a measurement trigger as explained in the following section Triggering Measurements When the measurement data has been acquired by the voltage and current data buffers for each output phase use INSTrument NSELect to select each phase and FETCh to return the specified measurement data The following commands return rms voltage INSTrument NSELect 1 ETCh VOLTage AC WAI NSTrument NSELect 2 ETCh VOLTage AC WAI NSTrument NSELect 3 ETCh VOLTage AC WAI F I F I El 6 6 6 Returning Voltage and Current Data From the Data Buffer The MEASure and FETCh queries can also return all 4096 data values of the instantaneous voltage and current buffers These are MEASure ARRay CURRent DC WAI MEASure ARRay VOLTage DC WAI 6 6 7 Triggering Measurements You can use the data acquisition trigger system to synchronize the timing of the voltage and current data acquisition with an external trigger source Then use the FETCh commands to return different calculations from the data acquired by t
231. ts caused the summary bit to be set Use STATus QUEStionable EVENt STATus OPERation EVENt ESR Note When an Event register is read it is cleared This also clears the corresponding summary bit Step 3 Remove the specific condition that caused the event If this is not possible the event may be disabled by programming the corresponding bit of the status group Enable A faster way to prevent the interrupt is to disable the service request by programming the appropriate bit of the Service Request Enable register 7 6 2 Servicing Questionable Status Events This example assumes you want a service request generated whenever the AC source s overvoltage overcurrent or overtemperature circuits have tripped From Figure 7 1 note the required path for Questionable Status conditions at bits 0 1 and 3 to generate a service request RQS at the Status Byte register The required register programming is as follows Step 1 Program the Questionable Status Enable register to allow the latched events to be summed into the QUES summary bit Use STATus QUEStionable ENABle 11 Step 2 Program the Service Request Enable register to allow the QUES summary bit from the Status Byte register to generate RQS Use SRE 8 Step 3 When you service the request read the event register to determine which Questionable Status Event register bits are set and clear the register for the next event Use STA
232. ts the voltage range of the power source There are some signification difference between Series and Series II i iX models that should be considered Series I Two pairs of voltage ranges are available e 135 volt range and a 270 volt range 135 270 range pair e 150 volt range and a 300 volt range 150 300 range pair e The AC and DC mode use the same voltage ranges Sending a parameter other than 135 or 270 when in 135 270 range pair will not be accepted Sending a parameter other than 150 or 300 when in 150 300 range pair will not be accepted When the range is set to 135 the maximum rms voltage that can be programmed is 135 volts Series II Only one voltage range pair exists e 150 Volt AC range and a 300 Volt AC range 150 300 range pair e 200 Volt DC range and a 400 Volt DC range 200 400 range pair The VOLTage RANGe command is coupled with the CURRent command This means that the maximum current limit that can be programmed at a given time depends on the voltage range setting in which the unit is presently operating The VOLTage RANGe command is also coupled with the OUTPut command on DI Series AC sources with firmware revision 2 39 or higher and on all Series ll models If the output relay is closed OUTP 1 the VOLT RANG command will not be accepted and an error message will be generated 300 Device Specific Error To change voltage ranges the output relay must be opened first Units with older revisions would al
233. uery Syntax IHAR REF Returned Parameters lt NR1 gt SOURce IHARmonics VOLTage This command will program the interharmonic voltage as a percentage of the reference voltage It will accept a value from 0 to 20 Command Syntax SOURCce IHARmonics VOLTage lt NRf gt Parameters lt voltage gt Examples IHAR VOLT 10 Query Syntax IHAR VOLT Returned Parameters lt NR1 gt iM Series i Series iX Series 183 AC Source SCPI Programming Manual California Instruments 9 4 RTCA DO 160D 160 Option The following are the remote commands set for DO 160D ABORt command will terminate the test in progress at any time DO160 NORMal VOLT_FREQ MINinum MAXimum VOLTage UNBalance WAVeform DISTortion VOLTage MODulation lt numeric gt INTerrupt lt numeric gt SURG DC UNDer FREQency MODulation lt numeric gt TRANSIient VARiation EMERgency VOLT_FREQ MINimum MAXimum VOLTage UNBalance ABNormal stage VOLTage MINimum MAXimum UNDer OVER DC LOW FREQuency TRANsient CATegory STANdard GROup DO160 NORMal VOLT_FREQ MINimum This command will set the voltage and frequency to the minimum level for the normal operation Command Syntax DO160 NORMal VOLT_FREQ MINimum Parameters none Examples DO160 NORM VOLT_FREQ MIN Query Syntax none DO160 NORMal VOLT_FREQ MAXimum iM Series i Series iX Series 184 AC Source SCPI Programming Manual California Instruments
234. um Examples VOLT SLEW TRIG1 VOLT SLEW TRIG MAX Query Syntax SOURce VOLTage SLEW TRIGgered Returned Parameters lt NR2 gt Related Commands VOLT SLEW MODE VOLT SLEW iM Series i Series iX Series 105 AC Source SCPI Programming Manual California Instruments 4 22 Status Subsystem Commands This subsystem programs the AC DC power source status registers There are four groups of status registers e Operation Status Group e Questionable Status Group e Questionable Instrument Isummary Group e Standard Event Group The Standard Event group is programmed with Common commands The Operation Questionable and Instrument ISummary status groups each consist of the following three registers Refer to chapter 7 for more information about the status registers Subsystem Syntax STATus OPERation EVEN Returns the value of the event register CONDition Returns the value of the condition register ENABle lt n gt Enables specific bits in the Event register QUEStionable EVEN Returns the value of the event register CONDition Returns the value of the condition register ENABle lt n gt Enables specific bits in the Event register INSTruments I SUMmary EVEN Returns the selected phase s event register value CONDition Returns the selected phase s condition register ENABle Enable specific bits in selected phase s Event register values Bit Configuration of Status Operation Registers Bit Position we Js Je CA
235. uration password required BYTE NOUT Set the number of output phases one or three if the mode option is available ETlMe Returns the elapse time TEMPerature Returns the internal ambient temperature in C COMMunicate GPIB ADDRess Set GPIB address LAN ADDRess Set LAN IP address APPLy Apply the change in setting CLASs Set LAN Host bits DEFault Set LAN to a default known setting DESCription Set user description DNSaddress Set LAN DNS address GWADdress Set LAN Gateway HOST Set the Host name PASSword Set LAN password PORT Set LAN socket port address SERial BAUD Set the baud rate PARity Set the parity type BITS Set number of bits SBITs Set number of stop bits SYSTem ERRor This query returns the next error number followed by its corresponding error message string from the remote programming error queue The queue is a FIFO first in first out buffer that stores errors as they occur As it is read each error is removed from the queue When all errors have been read the query returns 0 No Error If more errors are accumulated than the queue can hold the last error in the queue is 350 Too Many Errors Query Syntax SYSTem ERRor Parameters None Returned Parameters lt NR1 gt lt SRD gt Example SYST ERR iM Series i Series iX Series 110 AC Source SCPI Programming Manual California Instruments SYSTem VERSion This query returns the SCPI version number to which the AC DC source complies
236. ure VOLTage HARMonic iX series only FETCh VOLTage HARMonic iX series only Phase Selectable These queries return the rms amplitude of the Nth harmonic of output voltage The parameter is the desired harmonic number Queries sent with a value of 0 return the dc component A value of 1 returns the fundamental output frequency Harmonic orders can be queried up to the fundamental measurement bandwidth of the measurement system UX Series 25 6 microseconds for single phase mode and 76 8 microseconds for three phase mode UX Series Il 10 4 microseconds for single phase mode and 31 2 microseconds for three phase mode Thus the maximum harmonic that can be measured is dependent on the output frequency Any harmonics that represent frequencies greater than above frequncies are returned as 0 Query Syntax MEASure SCALar VOLTage HARMonic AMPLitude lt NRf gt FETCh SCALar VOLTage HARMonic AMPLitude lt NRf gt Parameters 0 to 50 Examples MEAS VOLT HARM 3 FETC VOLT HARM 1 Returned Parameters lt NR2 gt Related Commands INST NSEL MEASure VOLTage HARMonic PHASe iX series only FETCh VOLTage HARMonic PHASe iX series only Phase Selectable These queries return the phase angle of the Nth harmonic of output voltage referenced to the positive zero crossing of the fundamental component The parameter is the desired harmonic number Queries sent with a value of 0 return the dc component A value of 1 returns the fundamen
237. urn a 1 when the test is completed iM Series i Series iX Series 191 AC Source SCPI Programming Manual California Instruments 9 6 Airbus ABD0100 1 8 Tests ABD Option The ABD option is implemented through the ClGuiSII Windows software provided with each AC power source As such there are no SCPI commands that apply to the ABD option and they cannot be executed from the front panel 9 7 Airbus AMD24 Test Option AMD Option The AMD option is implemented through the CIGuiSll Windows software version 2 2 0 0 or higher provided with each AC power source As such there are no SCPI commands that apply to the AMD option and they cannot be executed from the front panel 9 8 Airbus A350 Test Option A350 Option The A350 option is implemented through the CIGuiSIl Windows software version 2 2 0 4 or higher provided with each AC power source As such there are no SCPI commands that apply to the A350 option and they cannot be executed from the front panel 9 9 Boeing B787 0147 Test Option B787 Option The B787 option is implemented through the CIGuiSIl Windows software version 2 1 0 0 or higher provided with each AC power source As such there are no SCPI commands that apply to the B787 option and they cannot be executed from the front panel iM Series i Series iX Series 192 AC Source SCPI Programming Manual California Instruments 9 10 OMNI OPTION 9 10 1 Remote Programming The OMNI rem
238. utput SQUare A squarewave is output CSIN The output is a clipped sine waveform Both positive and negative peak amplitudes are clipped at a value determined by the SOURce FUNCtion SHAPe CSINusoid setting lt waveform_name gt The output shape is described by one of the user defined waveform tables The maximum peak voltage that the AC source can output is 425 V peak This includes any combination of voltage and function shape values Therefore the maximum value that can be programmed depends on the peak to rms ratio of the selected waveform For a sinewave the maximum voltage that can be programmed is 300 V rms If a custom waveform is selected for a given phase as part of the function list the maximum programmable rms voltage of the corresponding voltage list point or the end voltage which results from the previous list point s voltage and the voltage slew rate times the dwell time should not exceed the maximum possible rms value for the selected custom waveform or an execution error will be generated and the transient list will not execute Command Syntax SOURce LIST FUNCtion SHAPe lt shape gt lt shape gt Parameters depends on the available shape defined by the TRACe CAT Examples LIST FUNC SIN ARRAY TRIANG Query Syntax SOURce LIST FUNC SHAPe Returned Parameters lt CRD gt Related Commands LIST FUNC POIN LIST COUN LIST DWEL LIST STEP LIST VOLT LIST FUNCtion POINts This query returns the number of points spec
239. values LIST VOLTage 135 100 120 135 100 128 110 102 132 112 You can specify lists for more than one function For example to synchronize the previous voltage list with another list that varies the output frequency from nominal to high to low the lists may include the following values LIST VOLTage 135 100 120 135 100 128 110 102 132 112 LIST FREQuency 60 60 60 63 63 63 57 57 57 60 All lists must have the same number of data values or points or an error will occur when the transient system that starts the sequence is later initiated The exception is when a list has only one item or point In this case the single item list is treated as if it had the same number of points as the other lists with all values being equal to the one item For example LIST VOLTage 120 100 110 FREQuency 60 is the same as iM Series i Series iX Series 142 AC Source SCPI Programming Manual California Instruments LIST VOLTage 120 100 110 LIST FREQuency 60 60 60 Step 3 Determine the time interval that the output remains at each level or point in the list before it advances to the next point The time is specified in seconds For example to specify five dwell intervals use EPSTDWEbL LT 3 60 LD Des 358 162 The number of dwell points must equal the number of output points If a dwell list has only one value that value will be applied to all points in the output list Ste
240. ve parameters For example FIX STEP indicates that either FIX or STEP can be used as a parameter Items within square brackets are optional The representation SOURce LIST means that SOURce may be omitted Braces indicate parameters that may be repeated zero or more times It is used especially for showing arrays The notation lt A gt lt B gt shows that parameter A must be entered while parameter B may be omitted or may be entered one or more times Boldface font is used to emphasize syntax in command definitions TRIGger SOURCe lt NRf gt shows a command definition Computer font is used to show program lines in text TRIGger SOURCe INT shows a program line 2 2 The SCPI Commands and Messages This paragraph explains the syntax difference between SCPI Commands and SCPI messages 2 2 1 Types of SCPI Commands SCPI has two types of commands common and subsystem e Common commands are generally not related to specific operations but to controlling overall AC source functions such as reset status and synchronization All common commands consist of a three letter mnemonic preceded by an asterisk RST IDN SRE 256 e Subsystem commands perform specific AC DC source functions They are organized into an inverted tree structure with the root at the top Some are single commands while others are grouped within specific subsystems Refer to appendix A for the AC source SCPI tree structure iM Serie
241. xample LIST TTLT POIN Related Commands LIST TTLT iM Series i Series iX Series 90 AC Source SCPI Programming Manual California Instruments 4 16 8 List Voltage LIST VOLTage Phase Selectable This command specifies the output voltage points in a list The voltage points are given in the command parameters which are separated by commas The order in which the points are entered determines the sequence in which the list will be output when a list transient is triggered Command Syntax SOURce LIST VOLTage LEVel lt NRf gt lt NRf gt Parameters Value depends on the voltage range and the voltage mode Unit V rms voltage Examples LIST VOLT 2 0 2 5 3 0 LIST VOLT MAX 2 5 MIN Query Syntax SOURce LIST VOLTage LEVel Returned Parameters lt NR2 gt Related Commands LIST VOLT POIN LIST COUN LIST DWELLIST STEP LIST SHAP LIST VOLT OFFS LIST VOLTage POINts Phase Selectable This query returns the number of points specified in LIST VOLT Note that it returns only the total number of points not the point values Query Syntax SOURce LIST VOLTage POINts Returned Parameters lt NR1 gt Example LIST VOLT POIN Related Commands LIST VOLT LIST VOLTage SLEW Phase Selectable This command specifies the output offset slew points in a list The slew points are given in the command parameters which are separated by commas The order in which the points are entered determines the sequence in which the list will
242. xamples CAL REAL 10 Query Syntax CALibrate SOURce REACtive FSCale Returned Parameters lt NR1 gt value range 0 to 300 Related Commands CALibrate SOURce REAL FSCale CALibrate SOURce REACtive ZERO lt Nrf gt This command will set the lowest reactive part of the output impedance that could be programmed Command Syntax CALibrate SOURce REACtive ZERO lt NRf gt Parameters lt NRf gt a value between 0 and 300 Examples CAL REACtive ZERO 100 Query Syntax CALibrate SOURce REACtive ZERO Returned Parameters lt NR1 gt value range 0 to 300 Related Commands CALibrate SOURce REAL ZERO iM Series i Series iX Series 48 AC Source SCPI Programming Manual California Instruments 4 3 Display Subsystem This subsystem allows text information to be send to the power source LCD display Typical applications are to display operator prompts or program status information on the power source display Note This capability requires firmware revision 4 31 or higher The display on the i iX Series has a maximum capacity of 8 x 40 ASCII characters both lower and upper case The application program is responsible for formatting each line No padding or length checking is performed by the power source firmware Subsystem Syntax DISPlay WINDow STATe on off 1 0 MODe NORMal TEXT MEASurement TEXT DATA XXXXXX LOCation lt NR1 gt lt NR1 gt DISPlay This command turns the front panel displ
243. y messages Read status using SYST ERR query until 0 No Error is received indicating queue empty Query error Unable to complete Check programming manual for query correct query format and parameters Query INTERRUPTED Query issued but Check application program for response not read correct flow Response must be read after each query to avoid this error 420 Query Query incomplete Check for terminator after UNTERMINATED query command 430 Query DEADLOCKED Query cannot be Check application program for completed multiple queries 440 Query Query incomplete Check for terminator after UNTERMINATED query command 1 Output volt fault Output voltage does not Load exceeds current limit and match programmed unit is in Constant Voltage CV value mode of operation Reduce load or increase CL setting Output voltage is driven above programmed voltage by external influence Load voltage kickback etc Current limit fault Current limit exceeded Load exceeds current limit and unit is in Constant Voltage CV mode of operation Reduce load or increase CL setting Temperature fault Temperature of heat Reduce load Ensure proper air sink too high flow and exhaust clearance Check fan s for operation 4 External sync error Could not sync to External sync signal missing external sync signal disconnected or out of range 5 Initial memory lost Power on settings could Save power on settings again not be r

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