Xantrex Technology RS232-XPD manual

Operating Manual Internal RS-232 Interface for XPD Series Programmable DC Power Supply RS232-XPD[...]

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Operating Manual for Internal RS-232 Interface for XPD 500 Watt Series Programmable DC Power Supply[...]

ii Operating Manual for RS-232 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 RS-232 Interface Card . This warranty lasts for a W arranty Period of 5 years [...]

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. In any warranty[...]

iv Operating Manual for RS-232 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 IS, WHERE PERMIT TED BY LAW , IN LIEU OF ALL OTHER W ARRANTIES, CONDITIONS , GUARANTEES, REPRESENT A TIO NS, OBLI GA TIONS AND LIABILITIES, EXPRESS [...]

Release 1.2 v Information WITHOUT LIMITING THE GENERALITY OF THE FOREGOING, UNL ESS 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. A S[...]

vi Operating Manual for RS-232 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 o lt age Exercise caution when using and calibrating a power supply . High energy levels can be stored at the output [...]

Release 1.2 vii About This Manual This technical manual is for the RS-2 32 Interface; a microprocessor-controlled option card for all models of XPD Series DC output power supplies. This manual provides you with specifications, user options , and configuration instructions for the interface, along with a command set which allows you to control your [...]

About This Manu al viii Operating Manual for RS-232 for XPD Series Power Supply[...]

Release 1.2 ix Contents About This Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii Section 1. Features and Specifications Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Features and Functions . . . . . .[...]

Content s x Operating Manual for RS-232 for XPD Series Power Supply Accumulated Status, Status, and Fault Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . 47 Error Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 Troubleshooting . . . . . . . . . . . . . . . . . [...]

Release 1.2 11 Section 1. Features and S pecifications Description The RS-232 Interface is a microprocessor-co ntrolled option card for all models of the XPD Series of DC output power supply . Installed internally , the RS-232 interface card gives you remote digital control of simp le test systems. It features fast, 16-bit resolution for programmin[...]

Features and Specifications Features and Functions 12 Operating Manual for RS-232 for XPD Series Power Supply Features and Functions Features • 16-bit programming and read back of voltage and curren t • Programmable soft limits for voltage and current • Programmable over volta ge protection with reset • Easy-to-use, self-docum enting comman[...]

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 XPD 500 W Series Supp ly with RS-232 Interface Inst alled. Models 7.5-67 18-30 33-16 60-9 120-4.[...]

Features and Specifications Specifications 14 Operating Manual for RS-232 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 • serial extender cable (straight through) • computer with an RS-232 interface (serial port) • computer-based communications software package The RS-232 interface[...]

Installa tion and Configuration Initial Inspection 16 Operating Manual for RS-232 for XPD Series Power Supply Figure 2.1 Power Supply Front Panel with RS-232 Interface Installed ! CAUTION Use proper static control techniques to av oid damage to static-sensitive components on the printed circuit board. Service Request LED (SRQ) Only used for GPI B o[...]

Inst allation and Configuration Initial Inspection Release 1.2 17 Figure 2.2 RS-232 Interface Subplate (Located on Power Supply Rear Panel) ! CAUTION Use proper static control techniques to av oid damage to static-sensitive components on the printed circuit board S1 Switch 1 Remote/Local S tartup 2 Power On Service Req ues t (Enable/Disabl e) 3 Not[...]

Installa tion and Configuration Initial Inspection 18 Operating Manual for RS-232 for XPD Series Power Supply Figure 2.3 RS-232 Interface PCB JUMPER SELECTION J2 Local OVP control selection [closed] [default]. See page 28. [open] Front Panel OVP Control. J3 User TTL shutdown (S/D) selection [1-2] User TTL S/D line active low . See page 31. [2-3] [d[...]

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 RS-232 interface as installed in the DC power supply . For those who want mo re information, each step refers to more detailed procedures located in[...]

Installa tion and Configuration Communications 20 Operating Manual for RS-232 for XPD Series Power Supply Communications Baud Rate Selection Serial transmission sends and receives data in bit streams at fixed bit rates. Both the computer and the interface must have the same bit rate setting for proper communication. Use switches B1, B2, and B3 on t[...]

Inst allation and Configuration Communications Release 1.2 21 Once flow control is selected as option, two flow control methods are available. Y ou can use the rear panel XON switch to select either software-based XON /XOFF flow protocol or hardware-b ased CTS/R TS or DTR/DSR flow protocol. T able 2.4 show s the flow control conditions w ith regard[...]

Installa tion and Configuration Communications 22 Operating Manual for RS-232 for XPD Series Power Supply T able 2.6 Jumper/Pin Settings for DTR/ DSR Flow Control (Default) Connections Use a 9-pin (DB9) to 9-pin p arallel cabl e to connect the interface card to the serial port on the host co mputer . If you need to u se a 25-pin conn ector (DB25) o[...]

Inst allation and Configuration Remote/Local Operation Release 1.2 23 Remote/Local Operation Remote / Local Mode Star tu p Start the power supply either in local mode or in remote mode by setting the power ON remote (PON REM) switch which is lo cated on the unit’ s rear panel. See T able 2.9 for the switch settings. T able 2.9 Remote/Local S tart[...]

Installa tion and Configuration Remote/Local Operation 24 Operating Manual for RS-232 for XPD Series Power Supply T able 2.10 Remote Mode Powe r On Conditions Remote Mode Operation While in remote mode, use the interface commands to control the output of the power supply from a computer . See Section 3 for a complete list of device-depend ent comma[...]

Inst allation and Configuration Remote/Local Operation Release 1.2 25 the power supply into loca l mode, o r use the REM OFF comm and to turn of f LLO and return the power supply to local mode. When you to ggle to remote mode from local mode, the power supply has th e same conditions are were last set. Remote Enable (REM) Command Y ou can use the R[...]

Installa tion and Configuration RS-232 Connection 26 Operating Manual for RS-232 for XPD Series Power Supply RS-232 Connection Use an app roved RS-232 co nnector and cable when con necting the RS-232 Interface to your computer . The RS-232 connector uses the 9 pin mating connector J4 on the rear panel. Figure 2.4 shows the connector pinouts for the[...]

Inst allation and Configuration Power Supply Settings Release 1.2 27 Power Supply Settings For serial communication, the computer and the RS-232 interface must share the same communication set tings. Make sure that the settin gs of the computer and of the power supply agree with those shown in T able 2.1 1. T able 2.1 1 Power Supply Settings Parame[...]

Installa tion and Configuration User Options and Settings 28 Operating Manual for RS-232 for XPD Series Power Supply User Options and Settings Y ou can customize remote operation settin gs for OVP (over voltage protection) control and TTL shu tdown by changing ju mper positions on the RS-2 32 PCB. Refer to the operatin g manual for information on h[...]

Inst allation and Configuration User Options and Settings Release 1.2 29 TTL Shut down Y ou can use the Shutdown function t o di sable or enable the supply's output. Disabling the supply using TTL shutdown allows you to make adjustments to the load or to the power supp ly without shutting down t h e power supply . W ith the RS-232 interface in[...]

Installa tion and Configuration User Signals 30 Operating Manual for RS-232 for XPD Series Power Supply User Signals Connector J21 User Signals Auxiliary connector J21, located on the RS-232 interface rear panel, provides several signals to increase your operating control of the supply . These signals are dependent o n the operator's design an[...]

Inst allation and Configuration User Signals Release 1.2 31 Figure 2.6 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 . The one inch square ferrite block with built-in housing clip is pack aged and shipp[...]

Installa tion and Configuration User Signals 32 Operating Manual for RS-232 for XPD Series Power Supply Figure 2.7 J21 User Cable with Ferrite Block J21 User Cable Ferrite Block T o User Custom Interface T o J21 Connector[...]

Release 1.2 33 Section 3. Operation Introduction This section covers RS-232 interface prog ramming, including an extensive set of device-dependent c ommands, and pr oviding e rror codes, and status and fault register information. RS-232 Operation The RS-232 interface card lets you send and receive data betwe en your power s upply and computer , rel[...]

Operation Command Syntax 34 Operating Manual for RS-232 for XPD Series Power Supply Command Format and Parameters The device-dependent language for the RS -232 Interface consis ts of commands and parameters. A command is a one word code which either gives instructions to the interface or asks for inform ation from the interface. A co mmand may be f[...]

Operation Command Syntax Release 1.2 35 T able 3.1 Command Parameter s Floating Point Number <float> V ariables sent with command parameters are floating point numbers. T able 3.2 defines the structure of floating point numbers for use with the software commands. T able 3.2 Floating Point Numbers Command Strings If you send more than one comm[...]

Operation Command Syntax 36 Operating Manual for RS-232 for XPD Series Power Supply Command T erminators T erminators indicate the end of a command string and tell the power supply to execute the command. The termina tion character is LF (Line Feed). Format: COMMAND <parameter>; COMMAND <parameter>, <parameter><LF> Most comp[...]

Operation Command Summary Release 1.2 37 Command Summary Use these commands to control the operation of the supply . They are listed here in order of function such as PROGRAMMING , QUER Y , CALIBRA TION, and ST A TUS co mmands. See “Comma nd Refere nce” on page 40 fo r more detailed information about each command and its use. T able 3.3 Program[...]

Operation Command Summary 38 Operating Manual for RS-232 for XPD Series Power Supply T able 3.4 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. DL Y? Asks for the programmabl[...]

Operation Command Summary Release 1.2 39 T able 3.5 Calibration Commands T able 3.6 S tatus Commands Command Description CMODE Places the supply into calibration mode. IDA T A Calculates the slope and intercept for current programming. IHI Sets the current output to the high calibration point. ILO Sets the current output to the low calibration po i[...]

Operation Command Reference 40 Operating Manual for RS-232 for XPD Series Power Supply Command Reference T able 3.7 Command Refere nce Command Description ASTS? Asks for the supply’s accumulated st atus register . The accumulated status register stores any bit that was entered in the status register since the accumulated status query command (AST[...]

Operation Command Reference Release 1.2 41 Command Description DL Y <seconds> Sets a programmable time delay employed by the supply before rep orting fault conditions. The power supply uses the time delay after receiving a new output voltage or current setting via VS ET or ISET , or after receiving RST , TRG , or OUT ON commands. During the t[...]

Operation Command Reference 42 Operating Manual for RS-232 for XPD Series Power Supply 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) G TL Go to local. Returns the power supply to local control. See [...]

Operation Command Reference Release 1.2 43 Command Description IOUT? Measures the supply’s actual current output using the built-in current readback circuitry . Response: IOUT <current> IRDA T <Ilo>,<Ihi> Calculates and records the slope and offset for readback voltage using IRLO and IRHI data. Se t CMODE ON before using this co[...]

Operation Command Reference 44 Operating Manual for RS-232 for XPD Series Power Supply Command Description OUT <1/ON>,<0/OFF> Enables or disables the supply’s voltage/current output. The supply will continue to accept new commands while the output is disabled but these will not be implemented until OUT ON or OUT 1 is received. OUT ON [...]

Operation Command Reference Release 1.2 45 Command Description STS? Asks for the supply’s present status register . S tatus conditions are stored in the status register . Each bit represents a separate condition. When the condition is true, the corresponding bit is 1 (true). Bits remain set in the status register as long as the condition is true.[...]

Operation Command Reference 46 Operating Manual for RS-232 for XPD Series Power Supply Command Description VLO In response to this command, the power supply sends a programmed voltage value to the output terminal. This value is at the low end of the power supply’s volt age range and is read by an external voltmeter connected as part of the calibr[...]

Operation Accumulated Status, S tatus, and Fault Registers Release 1.2 47 Accumulated S t atus, S t atus, and Fault Registers The RS-232 option card uses thre e separate registers which are always active. They are the accumulated status, status, and fa ult registers. Y ou can use the status commands shown in T able 3.6, “Status Co mmands” to ac[...]

Operation Accumulated Status, S tatus, and Fault Registers 48 Operating Manual for RS-232 for XPD Series Power Supply T able 3.8 Accumulated S tatus, S tatus, and Fault Reg isters Notes: 1. All mnemonics can be masked or unmasked. 2. The error (E RR) bit is reset in t he accumulate d status, status, and serial poll regist ers with an error query (E[...]

Operation Error Codes Release 1.2 49 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 . T able 3.9 Error Codes ERROR # ERROR IDENTIFICA TION [...]

Operation T roubleshooting 50 Operating Manual for RS-232 for XPD Series Power Supply T roubleshooting Diagnostic LEDs This section describes the diagnostic LEDs found on the RS-232 interface. Computer Operating Properly (COP) LEDs The RS-232 interface provides three diagnostic LEDs, located at D5, D4 , and D1 on its PCB. Refer to Figure 2.3 , ‘R[...]

Release 1.2 51 Section 4. Calibration Introduction Y ou can calibrate the RS-232 interface by ad justing the signal levels on the interface card so that they correspond to the expec ted signal levels on the power supply's main assembly . Y ou may need to recalibrate the in terface if you replace parts either on the interface board or on the ma[...]

Calibration V oltage Mode Calibration 52 Operating Manual for RS-232 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. Figure 4.1 V oltage Calibration Setup V oltage Program [...]

Calibration V o ltage Mode Calibration Release 1.2 53 V oltage Readback Calibration Procedure 1. Set the power supply for calibration as in Figure 4.1. 2. Activate calibration mode by sendi ng command CMODE ON or CMODE 1 to the power supply . 3. Send command VRLO; I RLO to the power supply . W ait for the supply to settle. Measure and record the ou[...]

Calibration Current Mode Calibration 54 Operating Manual for RS-232 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. 3. Connect a voltmeter across the shunt. Figure 4.2 Current Calibration Setup[...]

Calibration Current Mode Calibration Release 1.2 55 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 . 3. Send command IRLO; VRLO to the power supply . W ait for the supply to settle.[...]

Calibration Over V olta ge Protection (OVP) Calibration 56 Operating Manual for RS-232 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. 1. Disconnect all loads from the power su[...]

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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.info@xantrex.com www .xant rex.com TM-RSPD-01XN PRINTED IN CANADA[...]