Instruction/ maintenance manual of the product GPIB-XPD Xantrex Technology
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Operating Manual Internal GPIB Interface for XPD Series Programmable DC Power Supply GPIB-XPD.
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Operating Manual for Internal GPIB Interface for XPD 500 Watt Series Programmable DC Power Supply.
ii Operating Manual for GPIB for XPD Series Power Supply Limited W arranty What does this warranty cover and how long does it last? This Limited W arranty is provid ed by Xantrex T echnology , Inc. (“Xantrex”) and covers defects in workmanship and materials in your GPIB Interface Car d .
Release 1.2 iii Direct returns may be performed accordi ng to the Xantrex Return Material Authorization Policy described in your pr oduct manu al. 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 repaired at one of these facilities.
iv Operating Manual for GPIB for XPD Series Power Supply Disclaimer Product THIS LIMITED W ARRANTY IS THE SOLE AND EXCLUSIVE W ARRANTY PROVIDED BY XANTREX IN CONNECTION WITH YO UR XANTREX PRODUCT AND .
Release 1.2 v Information WITHOUT LIMITING THE GENERALITY OF THE FOREGOING, UNLESS SPECIFICALL Y AGREED TO BY IT IN WRITING, XANTREX a. MAKES NO W ARRANTY AS TO THE ACCU RACY , SUFFICIENCY OR SUIT ABILITY OF ANY TECHNICAL OR O THER INFORMA TION PROVIDED IN MANUALS OR OT HER DOCUMENT A TION PROVIDED BY IT IN CONNECTION WITH THE PRODUCT ; AND b.
vi Operating Manual for GPIB for XPD Series Power Supply Power Supply Safety W arnings, Cautions, and Notes W arnings, cautions, and notes are defined and formatted in this manual as shown below . W ARNING—High Energy and High V oltage Exercise caution when using and calibrating a power supply .
Release 1.2 vii About This Manual This technical manual is for the internal GPIB interface, a microprocessor-controlled option card for XPD Series DC outpu t power supplies.
About This Manu al viii Operating Manual for GPIB for XPD Series Power Supply.
Release 1.2 ix Contents About This Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii Section 1. Features and Specifications Description . . . . . . . . . . . . . . . . . . . . . . . . . . .
Content s x Operating Manual for GPIB for XPD Series Power Supply Error Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47 Troubleshooting . . . . . . . . . . . . . . . . . . . . . .
Release 1.2 11 Section 1. Features and S pecifications Description The internal GPIB interface card allows you to operate your power supply from a computer controller via the IEEE-488 commun ications bus. See Figure 1.1, “Sample Configuration using GPIB Interface”.
Features and Specifications Features and Functions 12 Operating Manual for GPIB for XPD Series Power Supply Features and Functions Features • 16-bit programming and read back of voltage and current .
Features and Specifications Specifications Release 1.2 13 Specifications The specifications in this section are warranted at 25°C ±5°C unless otherwise specified. All specifications are subject to change without notice. T able 1.1 S pecifications for X PD 500 W Series Su pply with GP IB Interface Installed Models 7.
Features and Specifications Specifications 14 Operating Manual for GPIB for XPD Series Power Supply.
Release 1.2 15 Section 2. Inst allation and Configuration Introduction T o use this product, you must have the following equipment: • a compatible model of DC output power suppl y • IEEE-488 conne.
Installa tion and Configuration Initial Inspection 16 Operating Manual for GPIB for XPD Series Power Supply Figure 2.1 Power Supply Front Panel wit h GPIB Interface Installed ! CAUTION Use proper static control techniques to av oid damage to static-sensitive components on the printed circuit board.
Inst allation and Configuration Initial Inspection Release 1.2 17 Figure 2.2 GPIB Interfac e Subplate (Located on Power Supply Rear Panel) ! CAUTION Use proper static control techniques to av oid dama.
Installa tion and Configuration Initial Inspection 18 Operating Manual for GPIB for XPD Series Power Supply Figure 2.3 GPIB Interface PCB JUMPER SELECTION J2 Local OVP control selection [closed] [default]. See page 23. [open] Front Panel OVP Control. J3 User T TL shutdown (S/D) selection [1-2] User TTL S/D line active low .
Inst allation and Configuration Basic Setup Procedure Release 1.2 19 Basic Setup Procedure This procedure can be used as a quick reference for those familiar with the configuration requirements for the GPIB interface as installed in the DC power supply .
Installa tion and Configuration IEEE-488 Primary Address Selection 20 Operating Manual for GPIB for XPD Series Power Supply IEEE-488 Primary Address Selection 1. Assign a primary address to each power supp ly: Choose a number between 0 and 30 which is unique to your IEEE-488 bus, tha t is, different from other device addresses on the same bus.
Inst allation and Configuration Power On Service Request (PON SRQ) Release 1.2 21 Power On Service Request (PON SRQ) The Power ON Service Request (SRQ) switch is located on the GP IB subplate rear panel S1 switch.
Installa tion and Configuration Remote/Local Operation 22 Operating Manual for GPIB for XPD Series Power Supply If the rear panel PON REM switch is set to 1, the power supply will power up in local mode.
Inst allation and Configuration IEEE-488 Controller Connection Release 1.2 23 T o return to remote mode, e nsure that the REN line is asserted and then send any valid GPIB or device-dependent command.
Installa tion and Configuration Internal PCB Jum per Selections 24 Operating Manual for GPIB for XPD Series Power Supply the front panel LOCAL switch, control of the OVP trip level changes from software control to the front panel OVP po tentiometer . The default OVP trip level is set as 1 1 0% of the power supply's rated ou tput voltage.
Inst allation and Configuration User Signals Release 1.2 25 T able 2.7 Switch Settings for TTL Shutdown Circuit Lo gic User Signals Connector J21 User Signals Auxiliary connector J21, loca ted on the GPIB interface rear panel, provides several signals to increase your operating cont rol of the s upply .
Installa tion and Configuration User Signals 26 Operating Manual for GPIB for XPD Series Power Supply Figure 2.4 User Signals J21 Connector J21-1 External TTL shutdo wn input signal (See “TTL Shutdo.
Inst allation and Configuration User Signals Release 1.2 27 Figure 2.5 J21 User Signal Con nector Circuit Block Diagram J21 Cable Connection Use a standard 8-position telephone jack an d data cable to connect to J21. Add a ferrite block to reduce radiated emission .
Installa tion and Configuration User Signals 28 Operating Manual for GPIB for XPD Series Power Supply Figure 2.6 J21 User Cable with Ferrite Block J21 User Cable Ferrite Block T o User Custom Interfac.
Release 1.2 29 Section 3. Operation Introduction This section covers GPIB interface progra mming, starting with IEEE-488 functions, continuing with an extensive set of de vice-depen dent commands, and, finally , providing error codes, and status and fault register information.
Operation GPIB Operation 30 Operating Manual for GPIB for XPD Series Power Supply Ta b l e 3 . 1 IEEE-488.1 Interface F unctions Implemented Multiline Control Functions The GPIB interface and the computer cont roller implement the Acceptor Handshake, Source Handshake, Listener , and T alker fu nctions.
Operation GPIB Operation Release 1.2 31 Device T rigger Device T rigger will implement the most recently programmed values whether the unit is in local or remote co ntrol. If the power supply is in local mode, the new values will be implemented when it is switched from local to remote control.
Operation GPIB Operation 32 Operating Manual for GPIB for XPD Series Power Supply Serial Poll In a serial poll, the controller polls each device. Example: The power supply responds with a 8- bit status byte defined as follows: T able 3.2 Serial Poll S tatus Register ibrsp Return serial poll byte.
Operation Command Syntax Release 1.2 33 Command Synt ax Manual Conventions The manual use s these convention s when displaying command informatio n. These characters are not part of the command but are used to denote parame ters used with the command.
Operation Command Syntax 34 Operating Manual for GPIB for XPD Series Power Supply • Use commas between parameters in th ose commands with more than one parameter , and between mnemonic para meters as in the MASK and UNMASK commands. Only one comma is allowed and it may be preceded or followed by any number of spaces.
Operation Command Syntax Release 1.2 35 Command Strings If you send more than one command line, separate the commands with a semicolon. The semicolon may be preceded or followed by spaces. Example: Command T erminators T erminators indicate the end of a command string and tell the power supply to execute the command.
Operation Command Summary 36 Operating Manual for GPIB for XPD Series Power Supply Command Summary Use these commands to control the opera tion of the supply . They are listed here in order of function such as PROGRAMMING , QUER Y , CALIBRA TION, and ST A TUS commands.
Operation Command Summary Release 1.2 37 T able 3.6 Query Commands Command Description AUXA? A sks for the state of the set value for the AUXA command AUXB? A sks for the state of the set value for the AUXB command CMODE? Asks for the power supply’ s calibration mode status.
Operation Command Summary 38 Operating Manual for GPIB for XPD Series Power Supply T able 3.7 Calibration Commands T able 3.8 S tatus Commands Command Description CMODE P laces the supply into calibration mode. IDA T A Calculates the slope and intercept for current programming.
Operation Command Reference Release 1.2 39 Command Reference T able 3.9 Command Refere nce Command Description ASTS? Asks for the supply’s accumulated st atus register .
Operation Command Reference 40 Operating Manual for GPIB for XPD Series Power Supply Command Description DL Y <seconds> Sets a programmable time delay employed by the supply before reporting fault conditions.
Operation Command Reference Release 1.2 41 Command Description FOLD? Asks for the supply’s present foldback setting. Response: FOLD <mode> where mode is: 0 (OFF) or 1 (CV or Constant V oltage mode) or 2 (CC or Constant Current mode) HOLD <1/ON>,<0/OFF> Enables or disables voltage/current setting hold mode for the supply .
Operation Command Reference 42 Operating Manual for GPIB for XPD Series Power Supply Command Description IRDA T <Ilo>,<Ihi> Calculates and records the slope and of fset for readback voltage using IRLO and IRHI data. Se t CMODE ON before using this command.
Operation Command Reference Release 1.2 43 Command Description OVCAL Causes the master controller to perform automatic calibration of the supply’s over volt age protection circuitry . Set CMODE O N before using this command. Ensure jumper J2 on the GPIB Interface PCB is connected for remote operation.
Operation Command Reference 44 Operating Manual for GPIB for XPD Series Power Supply Command Description TRG Implements programmed voltage an d current settings which had been in hold mode. The supply operates with previous values until the TRG (trigger) command is sent.
Operation Command Reference Release 1.2 45 Command Description VMAX <voltage> Sets an upper sof t limit on the supply’s programmed output volt age.
Operation Accumulated Status, S tatus, and Fault Registers 46 Operating Manual for GPIB for XPD Series Power Supply Accumulated S t atus, S t atus, and Fault Registers The GPIB option card uses three separate registe rs which are always active. They are the accumulated status, status, and fault registers.
Operation Error Codes Release 1.2 47 Error Codes If the ERR flag in the accumulated status or fault registers has been activated, an ERR? query will return an error number which corresponds to an event described in the following table. The ERR? query will also clear the ERR bit in the register .
Operation T roubleshooting 48 Operating Manual for GPIB for XPD Series Power Supply T roubleshooting Diagnostic LEDs This section describes the diagnostic LEDs found on the GPIB interface. Computer Operating Properly (COP) LEDs The GPIB interface provides three diagnostic LEDs, located at D5, D4 , and D1 on its PCB.
Release 1.2 49 Section 4. Calibration Introduction Y ou can calibrate the GPIB interface by adjusting the signal levels on the interface card so that they correspond to the expec ted signal levels on the power supply's main assembly .
Calibration V oltage Mode Calibration 50 Operating Manual for GPIB for XPD Series Power Supply V olt age Mode Calibration V oltage Calibration Setup 1. Disconnect the load from the power su pply which is to be calibrated. 2. Connect a voltmeter across the po wer supply’ s output terminals.
Calibration V oltage Mode Calibration Release 1.2 51 3. Send command VRLO; IRLO to the power supply . W ait for the supply to settle. Measure and record the output shown on the external voltmeter . Send V RLO again. 4. Send VRHI; IRHI to the supply . W ait for the supply to settle.
Calibration Current Mode Calibration 52 Operating Manual for GPIB for XPD Series Power Supply Current Mode Calibration Current Calibration Setup 1. Disconnect the load from the po wer supply to be calibrated. 2. Connect a shunt across the supply's output terminals.
Calibration Current Mode Calibration Release 1.2 53 Current Readback Calibration Procedure 1. Connect the current sh unt and voltmeter to the power supply as shown in Figure 4.2. 2. Activate calibration mode by sendi ng command CMODE ON or CMODE 1 to the power supply .
Calibration Over V oltage Protection (OVP) Calibration 54 Operating Manual for GPIB for XPD Series Power Supply Over V oltage Protection (OVP) Calibration W e recommend that you perform OVP ca libration every six mon ths. Connecting a digital voltmeter as in “V oltage Calibration Setu p” is optional.
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Xantrex Technology Inc. 8999 Nelson W ay Burnaby , British Columbia Canada V5A 4B5 604 422 8595 T el 604 421 3056 F ax 800 667 8422 T oll Free North America prg.
An important point after buying a device Xantrex Technology GPIB-XPD (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Xantrex Technology GPIB-XPD yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Xantrex Technology GPIB-XPD - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Xantrex Technology GPIB-XPD you will learn all the available features of the product, as well as information on its operation. The information that you get Xantrex Technology GPIB-XPD will certainly help you make a decision on the purchase.
If you already are a holder of Xantrex Technology GPIB-XPD, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Xantrex Technology GPIB-XPD.
However, one of the most important roles played by the user manual is to help in solving problems with Xantrex Technology GPIB-XPD. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Xantrex Technology GPIB-XPD along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
