Page 4 - ii; Limited; What does this warranty cover and how long does it last?; warranty lasts for a Warranty Period of; years; from the date of purchase at point of; What will Xantrex do?; Toll Free North America:
ii Operating Manual for GPIB for XPD Series Power Supply 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 Interface Card . This warranty las...
Page 5 - iii; Proof of purchase may be in any one of the following forms:; What does this warranty not cover?; another manufacturer
Release 1.2 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...
Page 6 - iv; Disclaimer; Product; Exclusions
iv Operating Manual for GPIB for XPD Series Power Supply 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, O...
Page 7 - Model Number
Release 1.2 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...
Page 8 - vi; Power; WARNING—High Energy and High Voltage
vi Operating Manual for GPIB for XPD Series Power Supply 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 ener...
Page 9 - vii; About This Manual; Main Sections; Section 1 Features and Specifications; Describes the power supply and lists; Section 2 Installation and Configuration; Goes through basic setup; Section 3 Operation; Lists the complete command set, status registers, and error; Section 4 Calibration; Provides detailed procedures for voltage and current; Manual Revisions
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 output power supplies. This manual provides you with descriptions and specifications, user options, and configuration instructions, in addition to a c...
Page 10 - viii
About This Manual viii Operating Manual for GPIB for XPD Series Power Supply
Page 11 - ix; Contents; Features and
Release 1.2 ix Contents About This Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii Section 1. Features and Specifications Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 12 - Calibration
Contents x Operating Manual for GPIB for XPD Series Power Supply Error Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 13 - Section 1. Features and Specifications; Description; The programming command set is easy-to-use and; Sample Configuration using GPIB Interface
Release 1.2 11 Section 1. Features and Specifications Description The internal GPIB interface card allows you to operate your power supply from a computer controller via the IEEE-488 communications bus. See Figure 1.1, “Sample Configuration using GPIB Interface”. The GPIB interface allows complete r...
Page 14 - Features and Specifications; Features and Functions; Features
Features and Specifications Features and Functions 12 Operating Manual for GPIB for XPD Series Power Supply Features and Functions Features • 16-bit programming and readback of voltage and current • Programmable soft limits for voltage and current • Programmable over voltage protection with reset • ...
Page 15 - Specifications; Models
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. Table 1.1 Specifications for XPD 500 W Series Supply with GPIB Interface Install...
Page 17 - Section 2. Installation and Configuration; Introduction; CAUTION
Release 1.2 15 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 • Computer-based communications software package We us...
Page 18 - Installation and Configuration; Initial Inspection; Power Supply Front Panel with GPIB Interface Installed
Installation and Configuration Initial Inspection 16 Operating Manual for GPIB for XPD Series Power Supply Figure 2.1 Power Supply Front Panel with GPIB Interface Installed ! CAUTION Use proper static control techniques to avoid damage to static-sensitive components on the printed circuit board. Ser...
Page 19 - GPIB Interface Subplate
Installation and Configuration Initial Inspection Release 1.2 17 Figure 2.2 GPIB Interface Subplate (Located on Power Supply Rear Panel) ! CAUTION Use proper static control techniques to avoid damage to static-sensitive components on the printed circuit board S1 Switch 1 Remote/Local Startup 2 Power...
Page 20 - GPIB Interface PCB
Installation 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 TTL shutdown (S/D) selection [1-2] User TTL...
Page 21 - Basic Setup Procedure; Setup Procedure
Installation 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. For those who want more information, each step ...
Page 22 - IEEE-488 Primary Address Selection; Locate switch S1 on the GPIB interface rear panel.; IEEE-488 Primary Address Selection
Installation 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 supply: Choose a number between 0 and 30 which is unique to your IEEE-488 bus, that is, different fr...
Page 23 - When the PON SRQ state is tripped,; SRQ Switch Selection; Remote/Local Operation; Mode Startup; Rear Panel SRQ Switch Position PON SRQ State; PON SRQ Enabled; Switch Position; Unit in remote mode
Installation 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 GPIB subplate rear panel S1 switch. Enabling the SRQ switch causes the power supply to send a service request to the compute...
Page 24 - Remote Mode Power On Conditions; Remote Mode; Condition
Installation 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. Power supply control is at the front panel. During an operating session, you can toggle between l...
Page 25 - Local Mode; IEEE-488 Controller Connection; OVP; ibloc
Installation and Configuration IEEE-488 Controller Connection Release 1.2 23 To return to remote mode, ensure that the REN line is asserted and then send any valid GPIB or device-dependent command. Local Mode Operation In local mode operation, the voltage and current output levels and the OVP trip l...
Page 26 - Internal PCB Jumper Selections; OVP Control Mode Selection; TTL; for the location of the J3 jumper on the printed circuit board.; OVP Programming Selection
Installation and Configuration Internal PCB Jumper 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 potentiometer. The default OVP trip level is set as 110% of the powe...
Page 27 - Switch Settings for TTL Shutdown Circuit Logic; User Signals; Connector; PCB Jumper J3 Position; Pin 1 to Pin 2
Installation and Configuration User Signals Release 1.2 25 Table 2.7 Switch Settings for TTL Shutdown Circuit Logic User Signals Connector J21 User Signals Auxiliary connector J21, located on the GPIB interface rear panel, provides several signals to increase your operating control of the supply. Th...
Page 28 - User Signals J21 Connector; J21-1 External TTL shutdown input signal
Installation 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 shutdown input signal (See “TTL Shutdown”) J21-2 Polarity signal, open collector (asserted by VSET -x) J21-3 Isolation signal, open collector ...
Page 29 - J21 User Signal Connector Circuit Block Diagram; Connection; To install the ferrite block:
Installation and Configuration User Signals Release 1.2 27 Figure 2.5 J21 User Signal Connector Circuit Block Diagram J21 Cable Connection Use a standard 8-position telephone jack and data cable to connect to J21. Add a ferrite block to reduce radiated emission. The one inch square ferrite block wit...
Page 30 - J21 User Cable with Ferrite Block
Installation 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 To User Custom Interface To J21 Connector
Page 32 - Operation; GPIB Operation; IEEE-488.1 Interface Functions Implemented; Multiline; Mnemonic Capability
Operation GPIB Operation 30 Operating Manual for GPIB for XPD Series Power Supply Table 3.1 IEEE-488.1 Interface Functions Implemented Multiline Control Functions The GPIB interface and the computer controller implement the Acceptor Handshake, Source Handshake, Listener, and Talker functions. No use...
Page 33 - Device; Use HOLD Command to set values to be executed when triggered. See; Parallel Poll; ibtrg; Command directed to entire bus, or; ibrpp
Operation GPIB Operation Release 1.2 31 Device Trigger Device Trigger will implement the most recently programmed values whether the unit is in local or remote control. If the power supply is in local mode, the new values will be implemented when it is switched from local to remote control. Device T...
Page 34 - Serial Poll; In a serial poll, the controller polls each device.; Serial Poll Status Register; “Accumulated; Ready; Fault Registers” on page 46
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: Table 3.2 Serial Poll Status Register ibrsp Return serial poll byte. Bit P...
Page 35 - Command Syntax; Manual; Format; Entering 1 or ON will achieve the same result.
Operation Command Syntax Release 1.2 33 Command Syntax Manual Conventions The manual uses these conventions when displaying command information. These characters are not part of the command but are used to denote parameters used with the command. Command Format andParameters The device-dependent lan...
Page 36 - any number of spaces.; Command Parameters; Variables sent with command parameters are; Floating Point Numbers; The state of a binary condition.
Operation Command Syntax 34 Operating Manual for GPIB for XPD Series Power Supply • Use commas between parameters in those commands with more than one parameter, and between mnemonic parameters as in the MASK and UNMASK commands. Only one comma is allowed and it may be preceded or followed by any nu...
Page 37 - Command
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 Terminators Terminators indicate the end of a command string and tell the power supply to exec...
Page 38 - Command Summary; Programming Commands
Operation Command Summary 36 Operating Manual for GPIB for XPD Series Power Supply Command Summary Use these commands to control the operation of the supply. They are listed here in order of function such as PROGRAMMING, QUERY, CALIBRATION, and STATUS commands. See “Command Reference” on page 39 for...
Page 39 - Query Commands
Operation Command Summary Release 1.2 37 Table 3.6 Query Commands Command Description AUXA? Asks for the state of the set value for the AUXA command AUXB? Asks for the state of the set value for the AUXB command CMODE? Asks for the power supply’s calibration mode status. DLY? Asks for the programmab...
Page 40 - Calibration Commands
Operation Command Summary 38 Operating Manual for GPIB for XPD Series Power Supply Table 3.7 Calibration Commands Table 3.8 Status Commands Command Description CMODE Places the supply into calibration mode. IDATA Calculates the slope and intercept for current programming. IHI Sets the current output...
Page 41 - Command Reference; Command Reference; “Accumulated Status, Status, and Fault Registers” on page 46; CLR
Operation Command Reference Release 1.2 39 Command Reference Table 3.9 Command Reference Command Description ASTS? Asks for the supply’s accumulated status register. The accumulated status register stores any bit that was entered in the status register since the accumulated status query command (AST...
Page 42 - “Error Codes” on page 47
Operation Command Reference 40 Operating Manual for GPIB for XPD Series Power Supply Command Description DLY <seconds> Sets a programmable time delay employed by the supply before reporting fault conditions. The power supply uses the time delay after receiving a new output voltage or current s...
Page 43 - IHI
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) or1 (CV or Constant Voltage mode) or2 (CC or Constant Current mode) HOLD <1/ON>,<0/OFF> Enables or disables voltage/curre...
Page 44 - IRHI; “Accumulated Status,; . Mnemonics are separated from
Operation Command Reference 42 Operating Manual for GPIB for XPD Series Power Supply Command Description IRDAT <Ilo>,<Ihi> Calculates and records the slope and offset for readback voltage using IRLO and IRHI data. Set CMODE ON before using this command. See also the calibration procedure...
Page 45 - OVCAL; “Accumulated Status, Status, and Fault Registers” on page; . A request for service at Power ON (PON SRQ) is set via a rear panel
Operation Command Reference Release 1.2 43 Command Description OVCAL Causes the master controller to perform automatic calibration of the supply’s over voltage protection circuitry. Set CMODE ON before using this command. Ensure jumper J2 on the GPIB Interface PCB is connected for remote operation. ...
Page 46 - TRG; VHI
Operation Command Reference 44 Operating Manual for GPIB for XPD Series Power Supply Command Description TRG Implements programmed voltage and current settings which had been in hold mode. The supply operates with previous values until the TRG (trigger) command is sent. UNMASK <mnemonics> Enab...
Page 47 - VRHI
Operation Command Reference Release 1.2 45 Command Description VMAX <voltage> Sets an upper soft limit on the supply’s programmed output voltage. If the soft limit is exceeded, or if the soft limit value is lower than the present output voltage setting, the supply will ignore the command, turn...
Page 48 - Accumulated Status, Status, and Fault Registers; Example; Accumulated Status, Status, and Fault Registers; All mnemonics can be masked or unmasked.
Operation Accumulated Status, Status, and Fault Registers 46 Operating Manual for GPIB for XPD Series Power Supply Accumulated Status, Status, and Fault Registers The GPIB option card uses three separate registers which are always active. They are the accumulated status, status, and fault registers....
Page 49 - Error Codes; Error Codes
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. Tabl...
Page 50 - Troubleshooting; Diagnostic; The GPIB interface provides; WARNING
Operation Troubleshooting 48 Operating Manual for GPIB for XPD Series Power Supply Troubleshooting 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 ...
Page 51 - Section 4. Calibration
Release 1.2 49 Section 4. Calibration Introduction You can calibrate the GPIB interface by adjusting the signal levels on the interface card so that they correspond to the expected signal levels on the power supply's main assembly. You may need to recalibrate the interface if you replace parts eithe...
Page 52 - Voltage Mode Calibration; Voltage Calibration Setup; shown on the external voltmeter.
Calibration Voltage Mode Calibration 50 Operating Manual for GPIB for XPD Series Power Supply Voltage Mode Calibration Voltage Calibration Setup 1. Disconnect the load from the power supply which is to be calibrated.2. Connect a voltmeter across the power supply’s output terminals. Figure 4.1 Voltag...
Page 54 - Current Mode Calibration; Current Calibration Setup
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 power supply to be calibrated.2. Connect a shunt across the supply's output terminals.3. Connect a voltmeter across the shu...
Page 55 - Current
Calibration Current Mode Calibration Release 1.2 53 Current Readback Calibration Procedure 1. Connect the current shunt and voltmeter to the power supply as shown in Figure 4.2. 2. Activate calibration mode by sending command CMODE ON or CMODE 1 to the power supply. 3. Send command IRLO; VRLO to the...
Page 56 - Over Voltage Protection (OVP) Calibration; Send the command OVCAL to the power supply. The ADR LED will light
Calibration Over Voltage Protection (OVP) Calibration 54 Operating Manual for GPIB for XPD Series Power Supply Over Voltage Protection (OVP) Calibration We recommend that you perform OVP calibration every six months. Connecting a digital voltmeter as in “Voltage Calibration Setup” is optional. 1. Di...
Page 58 - Xantrex Technology Inc.
Xantrex Technology Inc. 8999 Nelson Way Burnaby, British Columbia Canada V5A 4B5604 422 8595 Tel604 421 3056 Fax800 667 8422 Toll Free North [email protected] TM-GPPD-01XN PRINTED IN CANADA
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