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Manual Xantrex GPIB-M-HPD
Summary
Operating Manual for Internal GPIB-M Interface: Multichannel Functionality for Programmable DC Power Supplies
ii Operating Manual for Multichannel Functionality (GPIB-M) Limited Warranty What does this warranty cover and how long does it last? This Limited Warranty is provided by Xantrex Technology, Inc. (“Xantrex”) and covers defects in workmanship and materials in your GPIB-M Interface Card . This warrant...
Release 2.1 iii Direct returns may be performed according to the Xantrex Return Material Authorization Policy described in your product manual. For some products, Xantrex maintains a network of regional Authorized Service Centers. Call Xantrex or check our website to see if your product can be repai...
iv Operating Manual for Multichannel Functionality (GPIB-M) Disclaimer Product THIS LIMITED WARRANTY IS THE SOLE AND EXCLUSIVE WARRANTY PROVIDED BY XANTREX IN CONNECTION WITH YOUR XANTREX PRODUCT AND IS, WHERE PERMITTED BY LAW, IN LIEU OF ALL OTHER WARRANTIES, CONDITIONS, GUARANTEES, REPRESENTATIONS...
Release 2.1 v Information WITHOUT LIMITING THE GENERALITY OF THE FOREGOING, UNLESS SPECIFICALLY AGREED TO BY IT IN WRITING, XANTREX a. MAKES NO WARRANTY AS TO THE ACCURACY, SUFFICIENCY OR SUITABILITY OF ANY TECHNICAL OR OTHER INFORMATION PROVIDED IN MANUALS OR OTHER DOCUMENTATION PROVIDED BY IT IN C...
vi Operating Manual for Multichannel Functionality (GPIB-M) Power Supply Safety Warnings, Cautions, and Notes Warnings, cautions, and notes are defined and formatted in this manual as shown below. WARNING—High Energy and High Voltage Exercise caution when using and calibrating a power supply. High e...
Release 2.1 vii About This Manual This operating manual is for the internal Multichannel Interface (GPIB-M), a microprocessor-controlled option card for your DC output power supply. This manual provides you with descriptions and specifications, user options, and configuration instructions, in additi...
About This Manual viii Operating Manual for Multichannel Functionality (GPIB-M) Appendix B SCPI Command Reference Describes the Standard Commands for Programmable Instruments (SCPI) commands supported by various products with the Multichannel Interface installed. Appendix C Error Messages Describes ...
Release 2.1 ix Table of Contents About This Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . viiList of Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiiiList of Figures...
x Operating Manual for Multichannel Functionality (GPIB-M) Power Supply Regulation Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 Constant Voltage (CV) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45Constant Current (...
Release 2.1 xi SHUTdown Sub-Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73Protection SHUTdown Sub-Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73Remote CONtrol Sub-Register. . . . . . . . . . . . . . . . . . . . . . . . ....
xii Operating Manual for Multichannel Functionality (GPIB-M) Appendix B. SCPI Command Reference Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97Codes and Standards . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Release 2.1 xiii List of Tables Table 1.1 Specifications for HPD 300 W with GPIB-M or CANbus . . . . . . . . . . . 19 Table 1.2 Specifications for XFR 1200 W with GPIB-M or CANbus . . . . . . . . . . 20 Table 1.3 Specifications for XFR 2800 W with GPIB-M or CANbus . . . . . . . . . . 21 Table 1.4 Sp...
Release 2.1 xv List of Figures Figure 2.1 XFR and XHR Power Supply Front Panel with GPIB-M Interface . . . . 26 Figure 2.2 XPD Power Supply Front Panel with GPIB Interface. . . . . . . . . . . . . . 27 Figure 2.3 XT and HPD Power Supply Front Panel with GPIB Interface . . . . . . . 27 Figure 2.4 XFR...
Release 2.1 17 Section 1. Features and Specifications Description The internal GPIB-M interface card allows you to operate your power supply from a computer controller via the IEEE-488 communications bus. The GPIB-M interface allows complete remote programming of your power supply, including status ...
Features and Specifications Features and Functions 18 Operating Manual for Multichannel Functionality (GPIB-M) Programmable Functions • Output voltage and current • Soft limits for voltage and current • Overvoltage protection • Output enable/disable • Ten, 99-step auto sequences for easy programming...
Features and Specifications Specifications Release 2.1 19 Specifications The specifications in this section are warranted at 25°C ±5°C unless otherwise specified. All specifications are subject to change without notice. Table 1.1 Specifications for HPD 300 W with GPIB-M or CANbus Models 15-20 30-10 ...
Features and Specifications Specifications 20 Operating Manual for Multichannel Functionality (GPIB-M) Table 1.2 Specifications for XFR 1200 W with GPIB-M or CANbus Models 7.5-140 12-100 20-60 35-35 40-30 Program Resolution VoltageCurrent 1.16mV19.6mA 1.8mV14mA 3.08mV8.4mA 5.4mV5.4mA 6.2mV4.2mA Prog...
Features and Specifications Specifications Release 2.1 21 Table 1.3 Specifications for XFR 2800 W with GPIB-M or CANbus Models 7.5-300 12-220 20-130 33-85 40-70 Program Resolution VoltageCurrent 1.16mV42.0mA 1.8mV30.8mA 3.08mV18.2mA 5.1mV13.0mA 6.2mV9.8mA Program Accuracy 1 Voltage Current 10mV ±0.1...
Features and Specifications Specifications 22 Operating Manual for Multichannel Functionality (GPIB-M) Table 1.4 Specifications for XHR 1000 W with GPIB-M or CANbus Models 7.5-130 20-50 33-33 40-25 60-18 Program Resolution VoltageCurrent 1.16mV42.0mA 1.8mV30.8mA 3.08mV18.2mA 6.2mV9.8mA 9.2mV6.44mA P...
Features and Specifications Specifications Release 2.1 23 Table 1.5 Specifications for XPD 500 W with GPIB-M or CANbus Table 1.6 Specifications for XT 60 W with GPIB-M or CANbus Models 7.5-67 18-30 33-16 60-9 120-4.5 Program Resolution VoltageCurrent 1.2mV5.2mA 4.6mV3.6mA 5.1mV2.9mA 9.3mV1.3mA 18.6m...
Release 2.1 25 Section 2. Installation and Configuration Introduction To use this product, you must have the following equipment: • a compatible model of DC output power supply • IEEE-488 connector and cable • computer with an IEEE-488 interface card • Computer-based communications software package ...
Installation and Configuration Initial Inspection 26 Operating Manual for Multichannel Functionality (GPIB-M) Figure 2.1 XFR and XHR Power Supply Front Panel with GPIB-M Interface (XFR 1200 Watt model shown) ! CAUTION Use proper static control techniques to avoid damage to static-sensitive component...
Installation and Configuration Initial Inspection Release 2.1 27 Figure 2.2 XPD Power Supply Front Panel with GPIB Interface Figure 2.3 XT and HPD Power Supply Front Panel with GPIB Interface Service Request LED (SRQ) Remote LED (REM) Shutdown LED (S/D) Remote Mode (REM) LED Service Request (SRQ) LE...
Installation and Configuration Initial Inspection 28 Operating Manual for Multichannel Functionality (GPIB-M) Figure 2.4 XFR 2800 Watt Power Supply Rear Panel with GPIB-M Interface Figure 2.5 XFR 1200 Watt Power Supply Rear Panel with GPIB-M Interface 1 GPIB CANBUS USER LINES 1 CANBUS GPIB USER LINE...
Installation and Configuration Initial Inspection Release 2.1 29 Figure 2.6 XHR Power Supply Rear Panel with GPIB-M Interface Figure 2.7 XPD Power Supply Rear Panel with GPIB-M Interface GPIB CANBUS USER LINES CANBUS USER LINES GPIB
Installation and Configuration Initial Inspection 30 Operating Manual for Multichannel Functionality (GPIB-M) Figure 2.8 XT/HPD Power Supply Rear Panel with GPIB-M Interface ! CAUTION Use proper static control techniques to avoid damage to static-sensitive components on the printed circuit board CAN...
Installation and Configuration Basic Setup Procedure Release 2.1 31 Basic Setup Procedure This procedure can be used as a quick reference for those familiar with the configuration requirements for the GPIB-M interface as installed in the DC power supply. IEEE-488 Controller Connection Connect the GP...
Installation and Configuration Basic Setup Procedure 32 Operating Manual for Multichannel Functionality (GPIB-M) Setup Procedure For those who want more information, each step refers to more detailed procedures located in subsequent sections. 1. Power ON Power on the unit. 2. Configure Computer Cont...
Installation and Configuration Basic Setup Procedure Release 2.1 33 Table 2.1 Remote Mode Power On Conditions Power On Service Request The Power On Service Request setting causes the power supply to send a service request to the computer controller when the power supply is turned on or when it re-in...
Installation and Configuration Configure for GPIB Operation 34 Operating Manual for Multichannel Functionality (GPIB-M) Configure for GPIB Operation The power supply is ready for GPIB communication when it leaves the factory, but you may change any of the control settings. The default remote control...
Installation and Configuration Configure for Multichannel Operation Release 2.1 35 Configure for Multichannel Operation Multichannel Connections You may remotely control up to 50 power supplies from one GPIB interface by using multichannel addressing via the CANbus. One power supply will be connecte...
Installation and Configuration Configure for Multichannel Operation 36 Operating Manual for Multichannel Functionality (GPIB-M) CANbus The CANbus port consists of two 4-pin modular “handset” jacks to support daisy chain connections. The CAN (Controller Area Network) is an ISO standard (ISO11898) for...
Installation and Configuration Configure for Multichannel Operation Release 2.1 37 Setup See Figure 2.10 . 1. Connect power supplies to be controlled via the CANbus network. Connect the power supplies in a daisy chain by linking the first power supply to the second using one cable, and then the seco...
Installation and Configuration Configure for Multichannel Operation 38 Operating Manual for Multichannel Functionality (GPIB-M) A power supply will attempt to connect to the network: • on power up, and • when the multichannel address is changed. The power supply will successfully connect if there ar...
Installation and Configuration Configure for Multichannel Operation Release 2.1 39 Broadcasting Commands You can specify a channel address of "0" to broadcast a command to all power supplies connect via CANbus. Broadcast commands are useful in set up and operation. Example: Set all power sup...
Installation and Configuration User Lines 40 Operating Manual for Multichannel Functionality (GPIB-M) User Lines The user lines connector, located on the GPIB-M interface rear panel, provides several signals to increase your operating control of the supply. These signals are dependent on the operato...
Installation and Configuration User Lines Release 2.1 41 User Lines Connection (XT, HPD, XPD) Figure 2.11 User Signals Connector (XT, HPD and XPD) Use a standard 8-connector RJ45 connector and data cable to connect to the user lines. Add a ferrite block to reduce radiated emission. The one inch squa...
Installation and Configuration User Lines 42 Operating Manual for Multichannel Functionality (GPIB-M) Figure 2.13 Schematic For User Line Interface Vf = 1.3V TYP, 1.5V MAXIf = 10mA Recommended, 90mA MAX CNY17-2 CNY17-2 508 Ohm0.4W 508 Ohm0.4W CNY17-2 CHASSIS POTENTIAL ISOLATED USER LINES CNY17-2 USE...
Release 2.1 43 Section 3. Operation Overview Once you have installed the power supply and connected both the AC input power and the load as explained in Section 2 , the power supply is in its default configuration and is ready for operation.One power supply must be connected via GPIB. Additional uni...
Operation Power Supply Operating States 44 Operating Manual for Multichannel Functionality (GPIB-M) Power Supply Operating States The power supply has 5 operating states: • Power-On • Output Shutdown • Soft Start • Normal Operation • Calibration Power-On This is the period between the time that AC p...
Operation Power Supply Regulation Modes Release 2.1 45 Power Supply Regulation Modes The power supply has 2 regulation modes while in the Normal Operation State: • Constant Voltage (CV) • Constant Current (CC) The CV, CC LEDs on the front panel indicate the regulation mode. Constant Voltage (CV) In ...
Operation Remote Control Modes 46 Operating Manual for Multichannel Functionality (GPIB-M) Remote Control Modes The power supply must be in remote mode to execute commands. The remote mode is indicated by the front panel remote status LED. A power supply will respond to queries when in local mode, b...
Operation Front Panel LEDs Release 2.1 47 Front Panel LEDs The status LEDs on the front panel give an instant indication to the status of the power supply. In addition, the XFR and XHR series power supplies have the following additional indicators. LED Description REM Unit is operating under remote ...
Operation Power Supply Operation 48 Operating Manual for Multichannel Functionality (GPIB-M) Power Supply Operation This section describes how to configure and operate the power supply. For a complete list of commands and remote functionality, see Appendix B. “SCPI Command Reference” . Read “Underst...
Operation Power Supply Operation Release 2.1 49 The functionality of the hardware protection circuits (OVP, OTP, ACFail) remains the same in local mode. Power On Remote State (XFR/XHR and XPD only) You may set whether the power supply powers on in remote or local mode SYST:REM:PON:STAT <on-off-st...
Operation Power Supply Operation 50 Operating Manual for Multichannel Functionality (GPIB-M) Readback To check the voltage or current output of the power supply, use the commands: MEAS:VOLT?MEAS:CURR? Units are in volts and amps, respectively. Example: To set voltage to 5.5V and current limit to 100...
Operation Power Supply Operation Release 2.1 51 Configure Output Protection Five configurable protection mechanisms are available: • OVP: Over-Voltage Protection. Factory default = 0V (disabled) • UVP: Under-Voltage Protection. Factory default = 0V (disabled) • OCP: Over-Current Protection. Factory ...
Operation Power Supply Operation 52 Operating Manual for Multichannel Functionality (GPIB-M) OVP The over voltage protection level is set with a command for remote mode and with the front panel potentiometer for local mode. If operating in remote mode, and the OVP is disabled by setting the trip lev...
Operation Power Supply Operation Release 2.1 53 Additional Protections Other protection mechanisms designed to protect the power supply are: • AC Off: Disables the output if the AC line drops below the acceptable range. • Sense Protection: Disables the output when the internal sense circuit is tripp...
Operation Power Supply Operation 54 Operating Manual for Multichannel Functionality (GPIB-M) Clear Protection Event If the unit has shut down, resume operation by sending the " OUTP ON " command. To support older revisions of firmware (1.5 and older), [:]OUTPut[<channel>]:PROTection:CL...
Operation Power Supply Operation Release 2.1 55 User Settings (Save and Recall) If you have a frequent or constant need for a specific voltage and current output, you can save these setpoints in the power supply’s memory as a user setting. Once a setting is stored, it remains in the power supply’s m...
Operation Power Supply Operation 56 Operating Manual for Multichannel Functionality (GPIB-M) This will save factory default settings to a user setting location, replacing any setting that was previously saved there. Example: To save settings, set up the power supply with all required settings (we re...
Operation Power Supply Operation 58 Operating Manual for Multichannel Functionality (GPIB-M) Read Error Messages The error queue holds up to 50 error messages. Once each message has been read, it is cleared from the system. To read from the error queue: SYST:ERR? This command returns an error code a...
Operation Power Supply Operation Release 2.1 59 To set up Auxiliary line A: OUTP:AUXA:SOUR <aux-line-mnemonic> To set up Auxiliary line B: OUTP:AUXB:SOUR <aux-line-mnemonic> The choices for <aux-line-mnemonic> are listed above. To check the state of the line: OUTP:AUXA:STAT?OUTP:AU...
Operation Auto Sequencing 60 Operating Manual for Multichannel Functionality (GPIB-M) Auto Sequencing Auto Sequencing allows users to program a sequence for automated operation. Up to 10 programmable sequences may be stored with up to 99 steps per sequence. Each step can be programmed to set the vol...
Operation Auto Sequencing Release 2.1 61 Editing the Sequence To edit an existing step or to program new steps, use the following commands: PROG:STEP<step_number>[:EDIT] [[[[<voltage>],<current>],<OVP_level>],{<time>|TRIG}] Any of the step parameters may be omitted, in ...
Operation Auto Sequencing 62 Operating Manual for Multichannel Functionality (GPIB-M) Setting Sequence Repetitions Set the number of times a sequence will repeat before stopping execution. PROG:REP {ONCE |<sequence_count>|FOR|INF} • ONCE will run the sequence once and return it to its STOP con...
Operation Auto Sequencing Release 2.1 63 Querying the number of steps To query the number of steps that have been programmed: PROGram:STEP:COUNt? Deleting a Sequence Deleting Sequences If you no longer need a sequence, select it with the PROG:NAME command and then delete it with the following: PROGr...
Operation Auto Sequencing Release 2.1 65 Set V, I, and P Limits The voltage, current and power setpoints can be limited to less than the supply rating range to match the tolerance of connected equipment or any other criteria you may have. Once the limits have been changed from the supply’s default r...
Operation Auto Sequencing 66 Operating Manual for Multichannel Functionality (GPIB-M) Triggering Commands Triggers are event-driven signals that instruct power supplies to change their output. Triggering provides a method to control changes in the power supply’s output and to program several power s...
Operation Auto Sequencing Release 2.1 67 Slew Rate The slew rate is calculated as a function of change in the output voltage and a given time interval. The maximum slew rate is 1% rated voltage/150us. The slew rate is saved upon power off and restored at power on. Output ON/OFF and shutdown are not ...
Operation Auto Sequencing 68 Operating Manual for Multichannel Functionality (GPIB-M) Example: Set a slew rate of 100V/10s for a 100V-60A power supply. This slew rate is 1V/0.1s, which is within the acceptable range. Send the commands: “:VOLT:SLEW:STEP 1” , and “:VOLT:SLEW:INT 100ms” Using smaller s...
Release 2.1 69 Section 4. Status Registers Overview The Status Register structure is mandatory for SCPI and IEEE 488.2 compliance. The register bits are defined by the SCPI and IEEE 488.2 standards. Each status register has a Condition, Event, and Enable register and transition filters. See “Status ...
Status Registers Overview 70 Operating Manual for Multichannel Functionality (GPIB-M) The Operation Status data structure has the operation status register and 5 sub-registers to represent regulation, shutdown, protection shutdown, remote control, and current sharing modes. Each of the sub-registers...
Status Registers Overview Release 2.1 71 Figure 4.1 Operation Status Registers PROTection Summary INTerlock COMMand Not Used 1 0 3 2 5 4 7 6 9 8 11 10 13 12 15 14 Not UsedNot UsedNot UsedNot Used Not UsedNot Used Not UsedNot Used Not UsedNot Used Not UsedNot Used + STATus:OPERation:SHUTdown Reserved...
Status Registers Overview 72 Operating Manual for Multichannel Functionality (GPIB-M) Table 4.1 OPERation Status Register REGulating Sub-Register This describes the regulating mode. If none of these bits is active, the output unregulated (UNRegulated) bit is active in the questionable status registe...
Status Registers Overview Release 2.1 73 SHUTdown Sub-Register The Shutdown sub-register indicates the cause of the power supply shutdown. More than one bit may be active, and multiple actions will be required to enable the output. The protection shutdown sub-register indicates which protection mech...
Status Registers Overview 74 Operating Manual for Multichannel Functionality (GPIB-M) Table 4.5 Remote CONtrol Sub-Register Current SHare Sub-Register This register shows the state of the current share configuration, which can be set through the SCPI command SOURce:COMBine:CSHare:MODE. Table 4.6 Cur...
Status Registers Overview Release 2.1 75 Figure 4.2 Questionable Status Registers Not Used VOLTage SummaryCURRent Summary 1 0 3 2 5 4 7 6 9 8 11 10 13 12 15 14 Over Temperature Not UsedNot UsedNot Used Not UsedNot Used UNRegulated Not Used Not Used AC Fail CALibration Not Used + Over VOLtage Under V...
Status Registers Overview 76 Operating Manual for Multichannel Functionality (GPIB-M) Table 4.7 QUEStionable Status Register VOLTage Sub-Register This shows whether the present voltage level is over or under the specified trip limit. Table 4.8 VOLTage Sub-Register Bit Bit Weight Bit Name Description...
Status Registers Overview Release 2.1 77 CURRent Sub-Register This shows whether the present current level is over or under the specified trip limit. Table 4.9 CURRent Sub-Register Standard Event Status Register The standard event status register sets bits for specific events during power supply ope...
Status Registers Overview 78 Operating Manual for Multichannel Functionality (GPIB-M) Table 4.10 Standard Event Status Register Bit Bit Weight Bit Name Description 0 1 Operation Complete(OPC) Set if *OPC command has been received and all pending operations have been completed. The message, Event –80...
Status Registers Overview Release 2.1 79 Status Byte The Status byte register contains the STB and RQS(MSS) messages as defined in 488.1. The user can read the status byte register using a 488.1 serial poll or the 488.2 *STB? common command. If the user sends a serial poll, bit 6 will respond with R...
Status Registers Overview 80 Operating Manual for Multichannel Functionality (GPIB-M) Master Summary Status (MSS) The Master Summary Status message indicates that the power supply has at least one reason for requesting service. Although the MSS message is sent in bit position 5 of the response to *S...
Status Registers Status Register Commands Release 2.1 81 Status Register Commands In the following sections <status-enable> is a value from 0 to 32767 representing a 15-bit register mask. SCPI Status Commands Preset Status STATus[<channel>]:PRESet Configures the status data structures to...
Status Registers Status Register Commands 82 Operating Manual for Multichannel Functionality (GPIB-M) IEEE 488.2Status and Event Commands Clear Status Command Clears all Event Registers, including the Status Byte, the Standard Event Status and the Error Queue. *CLS or the multichannel equivalent: ST...
Status Registers Status Register Commands Release 2.1 83 To clear the Service Request Enable Register send "*SRE 0." The Power-on Status Clear command also determines if the Service Request Enable Register is cleared at power-on. A cleared register does not allow status information to genera...
Status Registers Status Register Commands 84 Operating Manual for Multichannel Functionality (GPIB-M) or the multichannel equivalentSTATus<channel>:SBYTe[:EVENt]? Power-on Status Clear The Power-On Status Clear command controls the automatic power-on clearing of the Service Request Enable Regi...
Status Registers Status Register Commands 88 Operating Manual for Multichannel Functionality (GPIB-M) Voltage Sub-Register Commands Query Voltage Sub-Register Condition STAT[<channel>]:QUES:VOLT:COND? Query Voltage Sub-Register Event STAT[<channel>]:QUES:VOLT[:EVEN]? Enable Voltage Sub-R...
Release 2.1 89 Section 5. Current Sharing Overview The current sharing function allows power supplies to current share between units connected in parallel. Current sharing can use a maximum of 5 supplies. All power supplies must be the same model. Every unit must have a unique address. See “Configur...
Current Sharing Overview 90 Operating Manual for Multichannel Functionality (GPIB-M) Theory of Operation Power supplies may be connected in parallel to supply a large current to a load. Typically, because of differences in the load connections, each power supply may provide different amounts of curr...
Current Sharing Operation Release 2.1 91 Operation Once a current sharing network is setup, you may adjust the voltage setpoint on the master. The master will automatically adjust the setpoints of the slave units to equalize the current output of all units. You may also disable or enable the output ...
Release 2.1 93 Appendix A. GPIB Overview This power supply can be programmed from a remote terminal using a GeneralPurpose Interface Bus (GPIB) interface. Communications over the GPIB interfacemeet IEEE 488.2 standards and are SCPI compliant. Codes and Standards The GPIB interface of the this Progra...
GPIB Protocol Specifications 94 Operating Manual for Multichannel Functionality (GPIB-M) Protocol Specifications Multiline Control Functions IEEE 488.2 (Section 5) requires specific Device Interface Functions. Table A.1 Multiline Control Functions Interface Functions IEEE 488.1 (Section 2). Table A....
GPIB Electrical Specifications Release 2.1 95 Electrical Specifications Driver Requirements IEEE 488.2 (Section 3.3). Table A.3 Driver Types for Interface Lines Driver Specifications for 1 megabyte/second: • Low State: Output voltage < +0.5V at +48mA sink current • High State: Output Voltage (3 s...
Release 2.1 97 Appendix B. SCPI Command Reference Overview This appendix provides a summary of the Standard Commands for Programmable Instruments (SCPI) that are supported by the this Programmable Interface Card. Codes and Standards This power supply conforms to the following international standards...
SCPI Command Reference IEEE-488.2/SCPI Syntax and Style 98 Operating Manual for Multichannel Functionality (GPIB-M) IEEE-488.2/SCPI Syntax and Style Parameters Units of Measure and Multipliers The default units of measure include: • V (Volt – voltage) • A (Ampere – current) • W (Watt – power) • S (s...
SCPI Command Reference Understanding SCPI Commands Release 2.1 99 Understanding SCPI Commands SCPI Command Hierarchy SCPI is an ASCII-based command language designed for use in test and measurement equipment. The command structure is organized around common roots, or nodes, which are the building bl...
SCPI Command Reference Understanding SCPI Commands 100 Operating Manual for Multichannel Functionality (GPIB-M) The following punctuation is sent with the command string: • Colons (:) separate command keywords from lower-level keywords. For example, CAL:CURR:STAT . • Blank spaces separate command ke...
SCPI Command Reference Understanding SCPI Commands Release 2.1 101 Using Queries A question mark lets you query the present value for most parameters. For example, to query the current calibration state use: CAL:SEC:STAT? Most commands that include a parameter can be queried to determine the present...
SCPI Command Reference SCPI Command Summary Release 2.1 103 SCPI Command Summary The SCPI commands supported by the this Programmable Power Supply are described in the tables in the remainder of this section. These tables use the following column headings: • Function The commonly used name for the f...
104 Operating Manual for Multichannel Functionality (GPIB-M) SCPI Command Reference SCPI Command Summary Ta b le B .1 IEEE 48 8.2 Comma nd s F unction SCPI Command De scr ipti on Qu er y C lear S tat us *CLS [:]ST ATus[<cha nnel>]:CL Ear Cle ars the st at us dat a st ruct ures. N/A S tanda rd ...
SCPI Command Reference SCPI Command Summary Release 2.1 105 Ta b le B .2 Rea dba ck Comma nd s T rig ger *TR G T rigg e r co mmands. An alogo us to th e IE E E 488. 1 def ine d G rou p E xe cu te T rigger int e rf ace message. Se e IE EE 4 88. 2 sectio n 6. 1.4 .2. 5 N/A Self -T est Q uery *TS T? [:...
106 Operating Manual for Multichannel Functionality (GPIB-M) SCPI Command Reference SCPI Command Summary Ta b le B .3 Commands for Output Control F unction SCPI Command D escr ipt ion Quer y Set (I mm ed iat e ) Cu rrent Set poin t [[:] SOURce][< c hannel>] :CURRent[ :LEVel][: IMMediate ][:A M...
SCPI Command Reference SCPI Command Summary Release 2.1 109 Ta b le B .1 0 S ta tus Com m an ds Fu nc ti on SCP I Command Descr ip ti on Quer y Que ry O pera tio n S tatu s Condi tio n Re giste r [:] STATus[<c h annel>]: OPERation : CONDitio n ? See S ec tion 4 , “S ta tus R egist ers” N/A Set...
SCPI Command Reference Expressions Release 2.1 115 Expressions Ta b le B .1 5 E xpressions Expression De ta ils aux_line_mnemonic D ef in e the output of the auxiliary line.The p os sible values are N O NE, ON , OFF , OVOLt age, UVOLt age, OCURrent, UCURrent, ACOFf, OTEMper ature, SPRotection, UNReg...
Release 2.1 117 Appendix C. Error Messages Overview Errors are placed in a queue as they are detected. The queue works on a first in, firstout (FIFO) basis. If the queue overflows, the last error in the queue is replaced witherror –350, “Queue Overflow”. When all errors have been read from the queue...
Error Messages Command Error List 118 Operating Manual for Multichannel Functionality (GPIB-M) Command Error List An error in the range [-199, -100] indicates that an IEEE 488.2 syntax error has beendetected by the instrument’s parser. The occurrence of any error in this class causesthe command erro...
Error Messages Execution Error List Release 2.1 119 -220 Parameter errorIndicates that a program data element related error occurred. -221 Setting conflictIndicates that a legal program data element was parsed but could not be executed due to the current power supply state. Factors that may contribu...
Error Messages Device-Specific Error List 120 Operating Manual for Multichannel Functionality (GPIB-M) Device-Specific Error List An error in the range [-399, 300] or [1, 32767] indicates that the instrument hasdetected an error which is not a command error, a query error, or an execution error;some...
Error Messages Query Error List Release 2.1 121 Query Error List An error number in the range [-499, -400] indicates that the output queue control ofthe instrument has detected a problem with the message exchange protocol describedin IEEE 488.2, chapter 6. The occurrence of any error in this class c...
Error Messages Front Panel Error Codes 122 Operating Manual for Multichannel Functionality (GPIB-M) Front Panel Error Codes Table C.7 Front Panel Error Codes CPU Error Codes Table C.8 CPU Error Codes Analog Programming Interface Error codes Table C.9 Analog Programming Interface Error code Auto Sequ...
Error Messages CANbus Error Codes Release 2.1 123 CANbus Error Codes Table C.11 CANbus Error Codes Multichannel Error Codes Table C.12 Multichannel Error Codes Error code Error Message Description +1701 CANbus hardware missing The CANbus option is not installed on the controller card, or controller ...
Error Messages Current Share Error Codes 124 Operating Manual for Multichannel Functionality (GPIB-M) Current Share Error Codes Table C.13 Current Share Error Codes Error code Error Message Description +1900 Current Share General Error+1911 Current share master already onlineA unit on the CANbus net...
Release 2.1 125 Appendix D. Calibration Overview The calibration of the unit is software dependent; there are no potentiometers to adjust. The calibration points are set to 10% and 90% of the rated outputs and calibration data is automatically calculated from the measurement date you provide. The se...
Calibration Setup and Equipment 126 Operating Manual for Multichannel Functionality (GPIB-M) Security code To protect calibration data, a security code is required to enter calibration mode. The security code set at the factory to " 0000 ." The password can be changed. Calibration state must...
Calibration Calibration Procedure Release 2.1 127 Calibration Procedure Calibration of programming and readback are combined in a single procedure. Output Voltage 1. Set the load to open circuit. Attach a DVM across the output terminals. 2. Minimum calibration level Set the output voltage to 10% by ...
Calibration Exit calibration mode Release 2.1 129 Exit calibration mode When you have completed calibration, exit calibration mode by sending the command: CAL:STAT OFF, "0000" where “0000” is replaced with your security code. Restore Factory Calibration Restore the unit to the calibration co...
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