Home

HP E1418A 8/16-Channel D/A Converter Manual

1. E1418A Output 0 02000 A 0 01500 A 0 01000 A 0 00500 A 0 00000 A 0 00500 A 0 01000 A 0 01500 A 0 02000 A 0 02000 A 0 01500 A 0 01000 A 0 00500 A 0 00000 A 0 00500 A 0 01000 A 0 01500 A 0 02000 A 0 02000 A 0 01500 A 0 01000 A 0 00500 A 0 00000 A 0 00500 A 0 01000 A 0 01500 A 0 02000 A 0 019977 A 0 0149815 A 0 009986 A 0 0049905 A 0 000005 A 0 0050095 A 0 010014 A 0 0150185 A 0 020023 A 0 019977 A 0 0149815 A 0 009986 A 0 0049905 A 0 000005 A 0 0050095 A 0 010014 A 0 0150185 A 0 020023 A 0 019977 A 0 0149815 A 0 009986 A 0 0049905 A 0 000005 A 0 0050095 A 0 010014 A 0 0150185 A 0 020023 A Measured 0 020023 A 0 0150185 A 0 010014 A 0 0050095 A 0 000005 A 0 0049905 A 0 009986 A 0 0149815 A 0 019977 A 0 020023 A 0 0150185 A 0 010014 A 0 0050095 A 0 000005 A 0 0049905 A 0 009986 A 0 0149815 A 0 019977 A 0 020023 A 0 0150185 A 0 010014 A 0 0050095 A 0 000005 A 0 0049905 A 0 009986 A 0 0149815 A 0 019977 A 1 10E 5 A 9 50E 6 A 8 00E 6 A 6 50E 6 A 5 00E 6 A 6 50E 6 A 8 00E 6 A 9 50E 6 A 1 10E 5 A 1 10E 5 A 9 50E 6 A 8 00E 6 A 6 50E 6 A 5 00E 6 A 6 50E 6 A 8 00E 6 A 9 50E 6 A 1 10E 5 A 1 10E 5 A 9 50E 6 A 8 00E 6 A 6 50E 6 A 5 00E 6 A 6 50E 6 A 8 00E 6 A 9 50E 6 A 1 10E 5 A
2. Chapter 4 Verification Tests 35 DC Voltage Short Circuit Output Current This test checks the short circuit output current for each channel 1 For each channel in the module connect the DMM as shown in Figure 4 3 Channel 1 connections are shown in the figure Connect the other channels in a similar manner Set the DMM to measure dc current the DMM should have a current shunt of 100 Q or less for this test O Emmi PTT TTT TTT TTT TTT I OO OO OO 0 CO OC C OO OOOOOoOOOoOOOCG CH1 HS HI LO LS UC 2 gt L0 DMM gt HI Figure 4 3 DC Voltage Output Connections Channel 1 2 Set the channel to output 16 00 V Use the APPLyn VOLTage 16 00 command where n is the channel number 3 Measure the output current with the DMM enter it in the table beginning on page 46 and compare the measured current to the limits shown in the table 4 Open the channel output relay by sending the OUTPutn OFF command where 15 the channel number 5 Change the connections to the next channel and repeat steps 2 3 and 4 6 Repeat steps 2 3 4 and 5 for each channel 36 Verification Tests Chapter 4 DC Current Verification This test checks the dc current output performance of the module 1 For each channel in the module con
3. 0 02000 A 0 02000 A 0 01500 A 0 01000 A 0 00500 A 0 00000 A 0 00500 A 0 01000 A 0 01500 A 0 02000 A 0 02000 A 0 01500 A 0 01000 A 0 00500 A 0 00000 A 0 00500 A 0 01000 A 0 01500 A 0 02000 A 0 019977 A 0 0149815 A 0 009986 A 0 0049905 A 0 000005 A 0 0050095 A 0 010014 A 0 0150185 A 0 020023 A 0 019977 A 0 0149815 A 0 009986 A 0 0049905 A 0 000005 A 0 0050095 A 0 010014 A 0 0150185 A 0 020023 A 0 019977 A 0 0149815 A 0 009986 A 0 0049905 A 0 000005 A 0 0050095 A 0 010014 A 0 0150185 A 0 020023 A Measured 0 020023 A 0 0150185 A 0 010014 A 0 0050095 A 0 000005 A 0 0049905 A 0 009986 A 0 0149815 A 0 019977 A 0 020023 A 0 0150185 A 0 010014 A 0 0050095 A 0 000005 A 0 0049905 A 0 009986 A 0 0149815 A 0 019977 A 0 020023 A 0 0150185 A 0 010014 A 0 0050095 A 0 000005 A 0 0049905 A 0 009986 A 0 0149815 A 0 019977 A 1 10E 5 A 9 50E 6 A 8 00E 6 A 6 50E 6 A 5 00E 6 A 6 50E 6 A 8 00E 6 A 9 50E 6 A 1 10E 5 A 1 10E 5 A 9 50E 6 A 8 00E 6 A 6 50E 6 A 5 00E 6 A 6 50E 6 A 8 00E 6 A 9 50E 6 A 1 10E 5 A 1 10E 5 A 9 50E 6 A 8 00E 6 A 6 50E 6 A 5 00E 6 A 6 50E 6 A 8 00E 6 A 9 50E 6 A 1 10E 5 A Chapter 4 Verification Tests 53 Channel Oo O O O O O O O OI a 090 C C Q CI N N N N N N N N ON
4. 54 Verification Tests Chapter 4 Channel oO co CO O CO O O O O E1418A Output 0 02000 A 0 01500 A 0 01000 A 0 00500 A 0 00000 A 0 00500 A 0 01000 A 0 01500 A 0 02000 A 0 02000 A 0 01500 A 0 01000 A 0 00500 A 0 00000 A 0 00500 A 0 01000 A 0 01500 A 0 02000 A 0 02000 A 0 01500 A 0 01000 A 0 00500 A 0 00000 A 0 00500 A 0 01000 A 0 01500 A 0 02000 A 0 019977 A 0 0149815 A 0 009986 A 0 0049905 A 0 000005 A 0 0050095 A 0 010014 A 0 0150185 A 0 020023 A 0 019977 A 0 0149815 A 0 009986 A 0 0049905 A 0 000005 A 0 0050095 A 0 010014 A 0 0150185 A 0 020023 A 0 019977 A 0 0149815 A 0 009986 A 0 0049905 A 0 000005 A 0 0050095 A 0 010014 A 0 0150185 A 0 020023 A Measured 0 020023 A 0 0150185 A 0 010014 A 0 0050095 A 0 000005 A 0 0049905 A 0 009986 A 0 0149815 A 0 019977 A 0 020023 A 0 0150185 A 0 010014 A 0 0050095 A 0 000005 A 0 0049905 A 0 009986 A 0 0149815 A 0 019977 A 0 020023 A 0 0150185 A 0 010014 A 0 0050095 A 0 000005 A 0 0049905 A 0 009986 A 0 0149815 A 0 019977 A 1 10E 5 A 9 50E 6 A 8 00E 6 A 6 50E 6 A 5 00E 6 A 6 50E 6 A 8 00E 6 A 9 50E 6 A 1 10E 5 A 1 10E 5 A 9 50E 6 A 8 00E 6 A 6 50E 6 A 5 00E 6 A 6 50E 6 A 8 00E 6 A 9 50E 6 A 1 10E 5 A 1 10E 5 A 9 50E 6 A
5. j err viPrintf dac APPLY d CURRENT f OPC n i 1 i_out j voltage output if err VI SUCCESS err handler dac err err viScanf dac d amp opc check enter OPC integer if err VI SUCCESS err handler dac err current results i j dmm measure printf Current Output Test on channel d complete WW ji 1 err viPrintf dac OUTPUT d OFF OPC n i 1 Turn output off if err VI SUCCESS err_handler dac err err viScanf dac d amp opc check enter OPC integer if err VI SUCCESS err_handler dac err sys err dac SCPI error check printf Current Output Verification Test completed err viPrintf dac RST n reset the dac f if err VI SUCCESS err handler dac err End of current_check 42 Verification Tests Chapter 4 Performance Test Record Test Limits Measurement Uncertainty Voltage Output Measurements Table 4 1 is a form you can copy and use to record the performance verification test results of the HP E1418A This table shows the output accuracy measurement uncertainty and the test accuracy ratio TAR values The test marked with a Q in the table are the Quick Verification Tests The test limits are defined using the 90 day specifications Appendix A lists the HP E1418A specifications Measurement uncertainty has been calculated using the HP 34401A 90 day specifications The HP 344014 is set t
6. void sys err ViSession resource Checks for SCPI programming errors void pause Waits for a keystroke to continue program execution void dcv check Voltage output verification test void compliance_check Compliance current verification test void maxcurrent_check Short circuit output current verification test void current_check Current output verification test DMM routines 1f void dmm setup char function 6 char range 6 Set function and range for DMM float dmm measure get the dmm measurement GLOBAL ViStatus err ViSession defaultRM cmd dac dmm int num chan 8or 16 float dcv_results 16 9 0 Voltage output verification test results float compliance results 16 0 Compliance current verification test results float maxcurrent results 16 0 Short circuit output current verification test results float current results 16 9 0 Current output verification test results void main void dcv check compliance check maxcurrent check current check 38 Verification Tests Chapter 4 8 Routine to perform the dcv performance test void check float v out 9 16 12 8 4 0 4 8 12 16 Voltages to output during test int ijjjopc check char function 6 VOLT DC 0 range 6 10010 dmm setup function range printf Voltage Output
7. 1 while result 0 amp amp result 1 2 meas_volt get_voltage Get the voltage measurement err viPrintf dac CAL d VAL CURR f n i meas_volt if err lt VI SUCCESS err handler dac err err viScanf dac d amp result Enter integer returned gi returns a 0 when calibration complete if err lt VI SUCCESS err handler dac err if result 5 Calibration aborted printf Calibration for channel d aborted n n i result 0 STORE THE NEW CALIBRATION CONSTANTS aie err viPrintf dac CAL STOR OPC n Store the new cal constants if err lt VI_SUCCESS err_handler dac err err viScanf dac d amp result if err lt VI SUCCESS err handler dac err Sys err dac 72 Adjustments Chapter 5 Chapter 6 Service Introduction WARNING Equipment Required Service Aids This chapter contains troubleshooting repair and maintenance guidelines Do not perform any of the service procedures shown unless you are a qualified service trained technician and have read the warning on page 6 and the warnings and cautions beginning on page 10 Test equipment required is listed in Table 1 1 on page 14 Any equipment that satisfies the requirements listed in the table may be used The HP E1418A uses Torx head screws To avoid damage to the screw head slots use only a Torx driver for disassembly and assembly You will need a T10 Torx drive
8. 415 989 V 411 991 V 47 993 V 3 995 V 0 003 V 4 005 8 007 12 009 16 011 415 989 V 111 991 V 7 993 V 3 995 V 0 003 V 4 005 8 007 12 009 16 011 415 989 V 111 991 V 7 993 V 3 995 V 0 003 V 4 005 8 007 12 009 16 011 Measured tput Check 416 011 V 412 009 V 48 007 V 14 005 V 0 003 V 3 995 V 7 993 V 11 991 V 15 989 V 16 011 V 412 009 V 8 007 V 4 005 V 0 003 V 3 995 V 7 993 V 11 991 V 15 989 V 16 011 V 412 009 V 48 007 V 4 005 V 0 003 V 3 995 V 7 993 V 11 991 V 15 989 V 1 16E 3 V 1 02E 3 V 8 80E 4 V 7 40E 4 V 6 00E 4 V 7 40E 4 V 8 80E 4 V 1 02E 3 V 1 16E 3 V 1 16E 3 V 1 02E 3 V 8 80E 4 V 7 40E 4 V 6 00E 4 V 7 40E 4 V 8 80E 4 V 1 02E 3 V 1 16E 3 V 1 16E 3 V 1 02E 3 V 8 80E 4 V 7 40E 4 V 6 00E 4 V 7 40E 4 V 8 80E 4 V 1 02E 3 V 1 16E 3 V 46 Verification Tests Chapter 4 Channel OI a 0 9 Ci C Q Aa aA A A A O O O O O O O O E1418A Output 16 000 V 12 000 V 8 000 V 4 000 V 0 000 V 4 000 V 8 000 V 12 000 V 16 000 V 16 000 V 12 000 V 8 000 V 4 000 V 0 000 V 4 000 V 8 000 V 12 000 V 16 000 V 16 000 V 12 000 V 8 000 V 4 000 V 0 000 V 4 000 V 8 000 V 12 000 V 16 000 V 15 989 V 11 991 V 7 993 V 3 995 V 0 003 V 4 005 8 007 12 009 16 011 415 989 V 11 991 V 7 99
9. A successful self test returns 0 Any other response indicates a failure Chapter 6 contains additional information about the self test error codes and troubleshooting information Operator Check This example checks the module for errors after power on and then Example performs a full self test FUNCTION PROTOTYPES void main void void err handler ViSession vi ViStatus x VTL error routine void sys err ViSession resource SCPI error routine 9 9 9 ViStatus err Global VTL error variable void main void int selftest char selftestresults 80 err viPrintf dac TST w run self test if err VI SUCCESS err handler dac err err viScanf dac d t amp selftest amp selftestresults enter integer and string returned Chapter 3 Operating Information 27 if err VI SUCCESS err handler dac err if selftest 0 printf Self Test failed printf The first error encountered was printf Error number 96d s n selftest selftestresults printf This program will terminate n pause abort else printf Self Test PASSED VTL Error handling function void err_handler ViSession dac ViStatus err char buf 1024 0 viStatusDesc dac err buf printf VTL ERROR s n buf return End of VTL error handler Vaid xai SCPI error checking and reporting function void sys err ViSession resource T
10. Check on d channels num chan printf n n printf DC VOLTAGE OUTPUT PERFORMANCE TEST n n for i 0 i num_chan i C connection instructions printf tChannel d test n i 1 printf 1 tMake a four wire connection from channel d n i 1 printf tto a 10 000 Ohm resistor n printf 2 tMake a two wire connection from the DMM to n printf tthe 10 000 Ohm resistor n printf 3 The DMM is set to make DC Volts Measurements on M printf tthe 100 V range n printf 4 tFor each channel in the HP E1418A n printf t ttOutput 16 V 12 V 8 V 4 V 0 V 4 V 8 V 12 V 16 V n printf ttMeasure each voltage output on the DMM n printf n n pause voltage output loop for j 0 j lt 9 j err viPrintf dac APPLY d VOLTAGE 96f OPC W i 1 v out j voltage output if err VI SUCCESS err handler dac err err viScanf dac d amp opc check enter OPC integer if err VI SUCCESS err handler dac err dcv results i j dmm measure printf nChannel d Voltage Output Test Done n n i 1 err viPrintf dac OUTPUT d OFF OPC n i 1 Turn output off 3 if err VI SUCCESS err_handler dac err err viScanf dac d amp opc check enter OPC integer if err VI SUCCESS err_handler dac err sys err dac SCPI error check printf mnEnd of DC Voltage O
11. Commands for Programmable Instruments commands are not documented in this manual except in a general manner Complete SCPI commands including syntax and parameters applicable to the module are documented in the HP EI418A User s Guide 32 Verification Tests Chapter 4 Functional Verification Test The Functional Verification Test quickly verifies that the module is operational Perform this test any time to verify or check the operation Perform this test before beginning any Quick Verification or Performance Verification Tests Functional Use the following procedure to verify the module s operation Verification Test 1 Install the module in the mainframe and apply power Procedure 2 Verify the module passed its power on self test by executing the SYStem ERRor query and entering the results A passed self test is indicated by the return 0 No Error any other return value indicates a power on failure Note If an incorrect module address is used the module will not respond Verify the module s address before troubleshooting 3 Execute the full self test by sending the TST query and entering the result A passed self test is indicated by the return 0 Any other return value indicates a failure Additional information about the self test results and self test error codes is given in Chapter 6 beginning on page 73 Functional example of the Functional Verification Test is shown beginning on Verificati
12. Current if num chan 8 result result lt lt 8 strip upper 8 bits for i num_chan i gt 0 i if result gt 0x8000 printf Channel d is set to voltage output mode n i printf Channel d is set to current output mode n i result result lt lt 1 Chapter 3 Operating Information 23 Fifth integer result config 4 Channel output ON or OFF if num chan 8 result result lt lt 8 strip upper 8 bits for i num_chan i gt 0 i if result gt 0x8000 printf Channel d output is disabled n i else printf Channel d output is enabled n i result result lt lt 1 Sixth integer result config 5 Program or Jumper Selectable channels if num chan 8 result result lt lt 8 strip upper 8 bits for i num_chan i gt 0 i if result gt 0x8000 printf Channel d output mode is programmable n i printf Channel d output mode is fixed and jumper selected n i result result lt lt 1 24 Operating Information Chapter 3 Preventive Maintenance WARNING CAUTION Preventive maintenance consists of periodically cleaning the front panel the terminal module and performing the Operator s Check Clean the module and terminal module yearly or more often if the module is used in very dusty or humid areas Disassembly of the module is not recommended fo
13. E1418A Replaceable Parts 90 Replaceable Parts Chapter 7 MP3 SN pu P PT Z lg Sy Q g S j j d we i p Figure 7 2 Common Terminal Module Replaceable Parts Chapter 7 Replaceable Parts 91 Figure 7 3 Standard Terminal Module Replaceable Parts SCR1 4 FS d MP7 10 Gy Figure 7 4 Options A3E and A3H Replaceable Parts 92 Replaceable Parts Chapter 7 Chapter 8 Manual Changes Introduction This chapter contains information to adapt this manual to modules for which the content does not directly apply This manual applies to all modules Change information is not required Chapter 8 Manual Changes 93 Notes 94 Manual Changes Chapter 8 Appendix A HP E1418A Specifications DC Voltage DC Current Range 16V Resolution 16 bits 488 uV steps Monotonic to 2 0 mV Accuracy t 96 of value volts After calibration and at a temperature within 5 C of calibration temperature 90 day 0 05 3 0 mV Output Current Compliance Current gt 20 mA 0 to 12 Volts derate linearly to 5 mA at 16 Volts Short Circuit Current 60 mA Differential Ripple and Noise 2 mV rms 20 Hz to 250 kHz into 10 load Range 0 02 Amps to 0 02 Amps Resolution 16 bits 610 nA steps Monotonic to 2 5 LA Accuracy t of
14. Register 2 3 4 5 Channel Output 6 Channel SW and Trigger Registers 7 through 16 Channel SW and Triggered Registers 17 Channel Triggered Register 18 Channel Output 19 Channel SW and Triggered Registers oo O O Oe O O O O O O O 20 Channel Output 76 Service Chapter 6 Test Number A24 Value Test Information Value If Failed Areas Checked 42 Register Value Interrupt Control Register 43 1 through 5 Interrupt Status Register SW Trigger Register and trig ignored bit 44 through 59 Test 44 Ch 1 Test 59 Ch 16 60 through 75 Test 60 Ch 1 Test 75 Ch 16 1 through 5 Voltage mode Set the Gain Offset Register to nominal and 5 incrementing values read the values in the Calibration Control Register Check linearity of values Gain Register set to minimum Channel Writethru register set to 1 V read the Calibration Control Register Gain Register set to maximum read the Calibration Control Register calculate change from previous test Gain Register set to nominal Offset Register set to minimum Channel Writethru register set to 1 V read the Calibration Control Register 1 through 5 Offset Register set to maximum read the Calibration Control Register calculate change from previous test Current mode Set the Gain Offset Register to nominal and 5 incrementing values read the values i
15. SCPI common command TST If this test passes you have a high confidence level 9096 that the module is operational If the module fails the Functional Verification Test repair is needed The Quick Verification Test combines a Functional Verification Test with an abbreviated set of Performance Tests to give a high confidence level that the module is operational and meets its specifications The Quick Performance Test is the minimum set of tests recommended after any service activity These tests check the module s performance for normal accuracy and drift mechanisms These tests do not check for abnormal component failures Quick Verification Tests are designated with the letter Q in the Performance Verification Tests To perform the Quick Verification Tests 1 Perform a Functional Verification Test 2 Perform the Performance Verification Tests designated by the letter Q in the table beginning on page 46 If the module fails the Quick Verification Test adjustment or repair is needed 30 Verification Tests Chapter 4 Performance Verification Tests Performance Test Record About Program Examples Note Performance Verification Tests give a high confidence that the module is operational and meets its specifications The Performance Verification Tests can be used as acceptance tests when the module is first received The Performance Verification Tests should be run at the calibration interval Hewl
16. column Mainframe Compatible with the HP E1418A E1400B T E1401A T or E1401B Command Module VXILink EPC7 Embedded Controller Compatible with Module Resource manager in Slot 0 Logical address 0 Typical HP IB address 9 Requires the downloaded driver E1418 E1405B or E1406A B Digital Multimeter 5 1 2 or 6 1 2 digit Voltage measurements to 16 8 Vdc Current measurements to 0 02 A Four wire resistance measurements from 50 Q to 500 Q HP 3458A or HP 34401A Terminal Module Compatible with the HP E1418A HP E1418 60101 Resistor 10 KQ 1 0 25 W metal film Resistor 600 Q 1 0 25 W metal film Any available supplier meeting the requirements User s Manual E1418 90001 F Functional Verification Tests O Operation Verification Tests P Performance Verification Tests T Troubleshooting 14 General Information Chapter 1 Chapter 2 Installation Introduction Initial Inspection WARNING This chapter contains the following topics Initial Inspection Preparation for Use Environment Shipping Guidelines Inspect the shipping container for damage If the shipping container or cushioning material is damaged keep the container until the shipment contents have been checked and the module has been checked mechanically and electrically Chapter 4 of this manual gives procedures to check the electrical performance To avoid p
17. mode f you are using a terminal module dedicated to testing the HP E1418A you can remove all the jumpers or put the jumpers in the storage position e If you are using the end user s terminal module record the positions of the jumpers Set the P J jumpers to the programmable position Before returning the module to use restore the P J jumpers to their original position CH1 HNA MITE STT 22 CH5 CH2 lee E le V CH6 CHS Yi e ee CH7 CH4 Wiles es CHB CH9 ilee lee Vi CH13 cHio Vies ee CHA CHI Vilee eel vi CHI5 CH12 Vile e e CH16 Nc 19 9 je xc OUTPUT MODE IS Program Selectable Jumper Selectable Programmable eig P J fee P J Jumper selected to volts Jumper Storage eie v eje v i Non programmable Programmable ejs P J se P JJumper selected to current V I Jumper has no effect ee v i ee v i Non programmable Terminal Module Connections Prepare the Command Module Figure 2 1 P J and V I Jumpers The Verification Tests require four wire connections at each channel The Adjustment procedures can be performed using a single connections at the CAL terminals Additional connection information is given in the procedures in Chapters 4 and 5 of this manual All verification and adjustment procedures in this manual
18. product to a Hewlett Packard Sales and Service Of fice for service and repair to ensure that safety features are maintained DO NOT service or adjust alone Do not attempt internal service or adjustment unless another person capable of rendering first aid and resuscitation is present DO NOT substitute parts or modify equipment Because of the danger of introducing additional hazards do not install substitute parts or perform any unauthorized modification to the product Return the product to a Hewlett Packard Sales and Service Office for service and repair to ensure that safety features are maintained 6 HP E1418A D A Converter Module Service Manual Declaration of Conformity according to ISO IEC Guide 22 and EN 45014 Manufacturer s Name Hewlett Packard Company Loveland Manufacturing Center Manufacturer s Address 815 14th Street S W Loveland Colorado 80537 declares that the product Product Name 16 Channel 16 Bit D A Converter Model Number s HP E1418A Product Options All conforms to the following Product Specifications Safety IEC 1010 1 1990 Incl Amend 1 1992 EN61010 1 1993 CSA C22 2 1010 1 1992 UL 3111 EMC CISPR 11 1990 EN55011 1991 Group Class A TEC 801 2 1991 EN50082 1 1992 4kVCD SKVAD TEC 801 3 1984 EN50082 1 1992 3 V m TEC 801 4 1988 EN50082 1 1992 1kV Power Line 0 5kV Signal Lines Supplementary Information The product herewith complies with the requirements of the Low
19. value amps After calibration and at a temperature within 5 C of calibration temperature 90 day 0 09 5 0 LA Output Voltage Compliance Voltage 12 V Maximum Open Circuit Voltage 18 V Differential Ripple and Noise lt 2 uA rms 20 Hz to 250 kHz into a 250 Q load Appendix A HP E1418A Specifications 95 General Characteristics Settling Time 300 uS full scale to full scale step single channel to accuracy listed above Isolation isolated channels 42 Vdc 42 V peak channel to chassis or channel to channel Synchronization Software commands External TTL trigger or VXIbus TTL Trigger lines Single channel or multiple channel VXI Specification Device Type A16 or A24 D16 slave only register based Power Requirements Current Required Amps Configuration 45V 12V 12 V 24 V 24 V 24 V Dynamic DC Dynamic DC Dynamic Dynamic 8 Channel 0 01 0 04 0 01 0 44 0 01 0 01 Non Isolated 8 Channel 0 01 0 04 0 01 0 88 0 01 0 00 Isolated 16 Channel 0 01 0 04 0 01 0 88 0 01 0 01 Non Isolated 16 Channel 0 01 0 04 0 01 1 60 0 01 0 00 Isolated Cooling Requirements Fora 10 C rise Air Flow Avg Watts slot 8 Channel configurations 2 0 liters second 0 10 mm 2 16 Channel configurations 3 9 liters second 0 18 mm 2 96 HP E1418A Specifications Appendix A
20. 00 Pa 350 psi test material is adequate Use enough shock absorbing material layer at least 75 mm to 110 mm 3 in to 4 in around the module to provide firm cushion and to prevent movement in the container Protect the front panel with cardboard Seal the container securely and mark the container FRAGILE 18 Installation Chapter 2 Chapter 3 Operating Information Introduction Operation Querying Module Identification and Configuration This chapter provides operating information preventive maintenance instructions and operators checks The HP EI418A User s Guide is your reference for module operation The User s Guide contains information about module setup application examples and a complete SCPI command reference This example will query the module for the identification string and determine the module configuration The module identification is obtained using the IEEE 488 Command Command IDN Send query to the module IDN Enter a string The string returned will be similar to one of the following HEWLETT PACKARD E1418A_8CH xxxxxxxxxx A 01 00 or HEWLETT PACKARD E1418A_16CH xxxxxxxxxx A 01 00 The portion of the response string is the module serial number The number of channels in the module 8 or 16 is indicated by the E1418A 8CH or E1418A 16CH portion of the returned string Chapter 3 Operating Information 19 The module configuration is obtained u
21. 1 10E 5 A 1 10E 5 A 9 50E 6 A 8 00E 6 A 6 50E 6 A 5 00E 6 A 6 50E 6 A 8 00E 6 A 9 50E 6 A 1 10E 5 A Chapter 4 Verification Tests 57 Notes 58 Verification Tests Chapter 4 Chapter 5 Adjustments Introduction This chapter contains procedures for adjusting the calibration constants in the HP E1418A Run the Performance Tests described on Chapter 4 before any adjustments to characterize the module Run the Performance Tests after any adjustments to verify the adjustments made The module should be adjusted following any reconfiguration or repair Hewlett Packard Contact the local Hewlett Packard Service Center for low cost calibration Calibration Services services The HP E1418A is supported on automated calibration systems which allow calibration at competitive prices Calibrations to MIL STD 45662 are also available Calibration Interval The HP E1418A 8 16 Channel D A Converter Module should be calibrated on a regular interval determined by the accuracy requirements of you application Hewlett Packard recommends calibration every 90 days for most applications Demanding applications may require a daily calibration cycle Hewlett Packard does not recommend extending the calibration interval beyond one year in any application Whatever calibration interval you use Hewlett Packard recommends that a complete adjustment be performed This increases confidence that the module will remain in specification f
22. 10E 5 A 9 50E 6 A 8 00E 6 A 6 50E 6 A 5 00E 6 A 6 50E 6 A 8 00E 6 A 9 50E 6 A 1 10E 5 A 56 Verification Tests Chapter 4 Channel E1418A Output 0 02000 A 0 01500 A 0 01000 A 0 00500 A 0 00000 A 0 00500 A 0 01000 A 0 01500 A 0 02000 A 0 02000 A 0 01500 A 0 01000 A 0 00500 A 0 00000 A 0 00500 A 0 01000 A 0 01500 A 0 02000 A 0 02000 A 0 01500 A 0 01000 A 0 00500 A 0 00000 A 0 00500 A 0 01000 A 0 01500 A 0 02000 A 0 019977 A 0 0149815 A 0 009986 A 0 0049905 A 0 000005 A 0 0050095 A 0 010014 A 0 0150185 A 0 020023 A 0 019977 A 0 0149815 A 0 009986 A 0 0049905 A 0 000005 A 0 0050095 A 0 010014 A 0 0150185 A 0 020023 A 0 019977 A 0 0149815 A 0 009986 A 0 0049905 A 0 000005 A 0 0050095 A 0 010014 A 0 0150185 A 0 020023 A Measured 0 020023 A 0 0150185 A 0 010014 A 0 0050095 A 0 000005 A 0 0049905 A 0 009986 A 0 0149815 A 0 019977 A 0 020023 A 0 0150185 A 0 010014 A 0 0050095 A 0 000005 A 0 0049905 A 0 009986 A 0 0149815 A 0 019977 A 0 020023 A 0 0150185 A 0 010014 A 0 0050095 A 0 000005 A 0 0049905 A 0 009986 A 0 0149815 A 0 019977 A 1 10E 5 A 9 50E 6 A 8 00E 6 A 6 50E 6 A 5 00E 6 A 6 50E 6 A 8 00E 6 A 9 50E 6 A 1 10E 5 A 1 10E 5 A 9 50E 6 A 8 00E 6 A 6 50E 6 A 5 00E 6 A 6 50E 6 A 8 00E 6 A 9 50E 6 A
23. 11 Measured 16 011 V 412 009 V 48 007 V 14 005 V 0 003 V 3 995 V 7 993 V 11 991 V 15 989 V 16 011 V 412 009 V 48 007 V 44 005 V 0 003 V 3 995 V 7 993 V 11 991 V 15 989 V 416 011 V 12 009 V 8 007 V 4 005 V 0 003 V 3 995 V 7 993 V 11 991 V 15 989 V 1 16E 3 V 1 02E 3 V 8 80E 4 V 7 40E 4 V 6 00E 4 V 7 40E 4 V 8 80E 4 V 1 02E 3 V 1 16E 3 V 1 16E 3 V 1 02E 3 V 8 80E 4 V 7 40E 4 V 6 00E 4 V 7 40E 4 V 8 80E 4 V 1 02E 3 V 1 16E 3 V 1 16E 3 V 1 02E 3 V 8 80E 4 V 7 40E 4 V 6 00E 4 V 7 40E 4 V 8 80E 4 V 1 02E 3 V 1 16E 3 V 48 Verification Tests Chapter 4 Channel E1418A Output 16 000 V 12 000 V 8 000 V 14 000 V 0 000 V 4 000 V 8 000 V 12 000 V 16 000 V 16 000 V 12 000 V 8 000 V 4 000 V 0 000 V 4 000 V 8 000 V 12 000 V 16 000 V 416 000 V 12 000 V 8 000 V 4 000 V 0 000 V 4 000 V 8 000 V 12 000 V 16 000 V 415 989 V 111 991 V 7 993 V 3 995 V 0 003 V 4 005 8 007 12 009 16 011 415 989 V 11 991 V 7 993 V 3 995 V 0 003 V 4 005 8 007 12 009 16 011 415 989 V 111 991 V 7 993 V 3 995 V 0 003 V 4 005 8 007 12 009 16 011 Measured 16 011 V 412 009 V 48 007 V 14 005 V 0 003 V 3 995 V 7 993 V 11 991 V 15 989 V 16 011 V 412 009 V 48 007 V 44 005 V 0 003 V 3 995 V 7 993 V 11 991 V 15 98
24. 2E 3 V 1 02E 3 V 1 02E 3 V 1 02E 3 V 1 02E 3 V 1 02E 3 V 1 02E 3 V 1 02E 3 V 1 02E 3 V Chapter 4 Verification Tests 51 E1418A Output Channel 16 000 V 16 000 V 16 000 V 16 000 V 16 000 V 16 000 V 16 000 V 16 000 V 16 000 V 16 000 V 16 000 V 16 000 V 16 000 V 16 000 V 16 000 V 16 000 V ON O a N kaku Ch mk Qk CE uk O oa N o 0 02000 A 0 01500 A 0 01000 A 0 00500 A 0 00000 A 0 00500 A 0 01000 A 0 01500 A 0 02000 A Min NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA Measured DC Current Output Check 0 019977 A 0 0149815 A 0 009986 A 0 0049905 A 0 000005 A 0 0050095 A 0 010014 A 0 0150185 A 0 020023 A Max DC Voltage Short Circuit Current Check 0 060 A 0 060 A 0 060 A 0 060 A 0 060 A 0 060 A 0 060 A 0 060 A 0 060 A 0 060 A 0 060 A 0 060 A 0 060 A 0 060 A 0 060 A 0 060 A 0 020023 A 0 0150185 A 0 010014 A 0 0050095 A 0 000005 A 0 0049905 A 0 009986 A 0 0149815 A 0 019977 A 1 10E 5 A 9 50E 6 A 8 00E 6 A 6 50E 6 A 5 00E 6 A 6 50E 6 A 8 00E 6 A 9 50E 6 A 1 10E 5 A 52 Verification Tests Chapter 4 Channel C U CO CO CO wo wo N m N N N N N N nm KR A A A A LH E1418A Output 0 02000 A 0 01500 A 0 01000 A 0 00500 A 0 00000 A 0 00500 A 0 01000 A 0 01500 A
25. 3 V 3 995 V 0 003 V 4 005 8 007 12 009 16 011 415 989 V 111 991 V 7 993 V 3 995 V 0 003 V 4 005 8 007 12 009 16 011 Measured 16 011 V 412 009 V 48 007 V 14 005 V 0 003 V 3 995 V 7 993 V 11 991 V 15 989 V 16 011 V 412 009 V 48 007 V 44 005 V 0 003 V 3 995 V 7 993 V 11 991 V 15 989 V 16 011 V 412 009 V 8 007 V 4 005 V 0 003 V 3 995 V 7 993 V 11 991 V 15 989 V 1 16E 3 V 1 02E 3 V 8 80E 4 V 7 40E 4 V 6 00E 4 V 7 40E 4 V 8 80E 4 V 1 02E 3 V 1 16E 3 V 1 16E 3 V 1 02E 3 V 8 80E 4 V 7 40E 4 V 6 00E 4 V 7 40E 4 V 8 80E 4 V 1 02E 3 V 1 16E 3 V 1 16E 3 V 1 02E 3 V 8 80E 4 V 7 40E 4 V 6 00E 4 V 7 40E 4 V 8 80E 4 V 1 02E 3 V 1 16E 3 V Chapter 4 Verification Tests 47 Channel 0 o N N N N N N N N N CO O O O O O E1418A Output 16 000 V 12 000 V 8 000 V 4 000 V 0 000 V 4 000 V 8 000 V 12 000 V 16 000 V 16 000 V 12 000 V 8 000 V 4 000 V 0 000 V 4 000 V 8 000 V 12 000 V 16 000 V 16 000 V 12 000 V 8 000 V 4 000 V 0 000 V 4 000 V 8 000 V 12 000 V 16 000 V 15 989 V 11 991 V 7 993 V 3 995 V 0 003 V 4 005 8 007 12 009 16 011 415 989 V 11 991 V 7 993 V 3 995 V 0 003 V 4 005 8 007 12 009 16 011 415 989 V 111 991 V 7 993 V 3 995 V 0 003 V 4 005 8 007 12 009 16 0
26. 6 are set to 15 20 Operating Information Chapter 3 For example if the following six integers are returned the module has the configuration indicated Integer Decimal Configuration Value No expansion board installed Only channels 1 through 8 No Terminal Module installed or unknown terminal module installed All channels are non isolated All channels are voltage output channels All channel outputs are disabled all output relays are open All channels are output mode programmable Configuration Example The following program segment demonstrates how to read the module identification string and the configuration The configuration integers are bit manipulated using the C operator for bit shifting result result 1 a one bit shift to the left The code shown in this example can be obtained from the file prftest c on the examples disk provided with this manual FUNCTION PROTOTYPES void main void void err_handler ViSession vi ViStatus x VTL error routine void sys_err ViSession resource Checks for SCPI programming errors GLOBAL ViStatus err ViSession defaultRM cmd dac dmm int num_chan void main void int i result 0 config 6 0 num_chan 0 err viPrintf dac DIAG CONF n request module configuration if err VI SUCCESS err handler dac err err viScanf dac 6d amp config returns six integers i
27. 6E 3 V 1 02E 3 V 8 80E 4 V 7 40E 4 V 6 00E 4 V 7 40E 4 V 8 80E 4 V 1 02E 3 V 1 16E 3 V 1 16E 3 V 1 02E 3 V 8 80E 4 V 7 40E 4 V 6 00E 4 V 7 40E 4 V 8 80E 4 V 1 02E 3 V 1 16E 3 V 50 Verification Tests Chapter 4 Channel 16 16 16 16 16 16 16 16 16 2 3 4 5 6 7 8 9 mE mk Um xk O a m o E1418A Output 416 000 V 12 000 V 8 000 V 14 000 V 0 000 V 4 000 V 8 000 V 12 000 V 16 000 V Min 415 989 V 111 991 V 7 993 V 3 995 V 0 003 V 4 005 8 007 12 009 16 011 Measured Max 16 011 V 412 009 V 48 007 V 14 005 V 0 003 V 3 995 V 7 993 V 11 991 V 15 989 V DC Voltage Compliance Current Check 12 000 V 412 000 V 12 000 V 12 000 V 12 000 V 12 000 V 12 000 V 12 000 V 12 000 V 12 000 V 412 000 V 12 000 V 12 000 V 12 000 V 12 000 V 412 000 V 111 991 V 111 991 V 111 991 V 111 991 V 111 991 V 111 991 V 111 991 V 111 991 V 111 991 V 411 991 V 111 991 V 111 991 V 111 991 V 111 991 V 111 991 V 111 991 V 12 009 V 412 009 V 412 009 V 412 009 V 12 009 V 412 009 V 412 009 V 412 009 V 412 009 V 412 009 V 412 009 V 12 009 V 412 009 V 412 009 V 12 009 V 12 009 V M U 1 16E 3 V 1 02E 3 V 8 80E 4 V 7 40E 4 V 6 00E 4 V 7 40E 4 V 8 80E 4 V 1 02bE 3 V 1 16E 3 V 1 02E 3 V 1 02E 3 V 1 02E 3 V 1 02bE 3 V 1 02E 3 V 1 02E 3 V 1 02E 3 V 1 0
28. 8 00E 6 A 6 50E 6 A 5 00E 6 A 6 50E 6 A 8 00E 6 A 9 50E 6 A 1 10E 5 A Chapter 4 Verification Tests 55 Channel E1418A Output 0 02000 A 0 01500 A 0 01000 A 0 00500 A 0 00000 A 0 00500 A 0 01000 A 0 01500 A 0 02000 A 0 02000 A 0 01500 A 0 01000 A 0 00500 A 0 00000 A 0 00500 A 0 01000 A 0 01500 A 0 02000 A 0 02000 A 0 01500 A 0 01000 A 0 00500 A 0 00000 A 0 00500 A 0 01000 A 0 01500 A 0 02000 A 0 019977 A 0 0149815 A 0 009986 A 0 0049905 A 0 000005 A 0 0050095 A 0 010014 A 0 0150185 A 0 020023 A 0 019977 A 0 0149815 A 0 009986 A 0 0049905 A 0 000005 A 0 0050095 A 0 010014 A 0 0150185 A 0 020023 A 0 019977 A 0 0149815 A 0 009986 A 0 0049905 A 0 000005 A 0 0050095 A 0 010014 A 0 0150185 A 0 020023 A Measured 0 020023 A 0 0150185 A 0 010014 A 0 0050095 A 0 000005 A 0 0049905 A 0 009986 A 0 0149815 A 0 019977 A 0 020023 A 0 0150185 A 0 010014 A 0 0050095 A 0 000005 A 0 0049905 A 0 009986 A 0 0149815 A 0 019977 A 0 020023 A 0 0150185 A 0 010014 A 0 0050095 A 0 000005 A 0 0049905 A 0 009986 A 0 0149815 A 0 019977 A 1 10E 5 A 9 50E 6 A 8 00E 6 A 6 50E 6 A 5 00E 6 A 6 50E 6 A 8 00E 6 A 9 50E 6 A 1 10E 5 A 1 10E 5 A 9 50E 6 A 8 00E 6 A 6 50E 6 A 5 00E 6 A 6 50E 6 A 8 00E 6 A 9 50E 6 A 1 10E 5 A 1
29. 9 V 416 011 V 12 009 V 8 007 V 4 005 V 0 003 V 3 995 V 7 993 V 11 991 V 15 989 V 1 16E 3 V 1 02E 3 V 8 80E 4 V 7 40E 4 V 6 00E 4 V 7 40E 4 V 8 80E 4 V 1 02E 3 V 1 16E 3 V 1 16E 3 V 1 02E 3 V 8 80E 4 V 7 40E 4 V 6 00E 4 V 7 40E 4 V 8 80E 4 V 1 02E 3 V 1 16E 3 V 1 16E 3 V 1 02E 3 V 8 80E 4 V 7 40E 4 V 6 00E 4 V 7 40E 4 V 8 80E 4 V 1 02E 3 V 1 16E 3 V Chapter 4 Verification Tests 49 Channel E1418A Output 416 000 V 12 000 V 8 000 V 14 000 V 0 000 V 4 000 V 8 000 V 12 000 V 16 000 V 16 000 V 12 000 V 8 000 V 4 000 V 0 000 V 4 000 V 8 000 V 12 000 V 16 000 V 16 000 V 12 000 V 8 000 V 4 000 V 0 000 V 4 000 V 8 000 V 12 000 V 16 000 V 415 989 V 111 991 V 7 993 V 3 995 V 0 003 V 4 005 8 007 12 009 16 011 415 989 V 11 991 V 7 993 V 3 995 V 0 003 V 4 005 8 007 12 009 16 011 415 989 V 111 991 V 7 993 V 3 995 V 0 003 V 4 005 8 007 12 009 16 011 Measured 16 011 V 412 009 V 48 007 V 14 005 V 0 003 V 3 995 V 7 993 V 11 991 V 15 989 V 16 011 V 412 009 V 48 007 V 44 005 V 0 003 V 3 995 V 7 993 V 11 991 V 15 989 V 416 011 V 12 009 V 8 007 V 4 005 V 0 003 V 3 995 V 7 993 V 11 991 V 15 989 V 1 16E 3 V 1 02E 3 V 8 80E 4 V 7 40E 4 V 6 00E 4 V 7 40E 4 V 8 80E 4 V 1 02E 3 V 1 16E 3 V 1 1
30. AL d VAL VOLT f n i meas_volt Send the measurement 70 Adjustments Chapter 5 if err VI SUCCESS err handler dac err err viScanf dac 9 ed amp result Enter integer returned xi returns a 0 when calibration complete if err lt VI SUCCESS err handler dac err if result 5 Calibration for this channel aborted printf Calibration for channel d abortedW ji result 0 joe CURRENT OUTPUT ADJUSTMENT Aue FERS set the calibration resistor value result 0 while result 1 err viPrintf dac CAL CONF RES n Configure for resistance calibration if err lt VI_SUCCESS err_handler dac err err viScanf dac d amp result Enter integer returned returns a 1 when ready to calibrate if err lt VI_SUCCESS err_handler dac err meas_res get_resistance err viPrintf dac CAL VAL RES f n meas_res Send the resistance value if err lt VI_SUCCESS err_handler dac err Chapter 5 Adjustments 71 channel current output adjustment for i 1 i lt num_chan 1 i result 0 while result 1 err viPrintf dac CAL d CONF CURR n i Configure for calibration if err lt VI_SUCCESS err_handler dac err err viScanf dac d amp result Enter integer returned returns a 1 when ready to calibrate if err lt VI_SUCCESS err_handler dac err result
31. ANM3x 5TXSC 1 SCR1 8 SCR1 2 SCR3 10 SCR14 15 SCR16 23 SCR26 E1400 00610 Shoulder Screw Assembly SCRFHMG 0x25TX SCRPHMe 5 17MM LG SCRPANMS 5TXSC SCRPHMS 0x20TXSC SHD2 E1418 00601 SHIELD TOP 28480 E1418 00601 SHD3 E1418 00604 Internal Spacer 28480 E1418 00604 SHD4 E1418 00602 SHIELD BOTTOM 28480 E1418 00602 XJ3001 1258 0141 JMPR REM 025P 28480 1258 0141 Chapter 7 Replaceable Parts 87 Reference Designator A1 Table 7 3 Terminal Module Replaceable Parts HP Part Number QTY Description Mfr Code Terminal Module Common Parts see page 91 E1400 84405 1 Case Assembly Term Lexus 24840 Mfr Part Number E1400 84405 1390 1027 2 Receptical Quick Fastener 24840 1390 1027 1460 2552 1 Torsion Spring Left Hand 24840 1460 2552 1460 2553 1 Torsion Spring Right Hand 24840 1460 2553 E1400 45103 1 Top Lever 24840 E1400 45103 E1400 45104 Bottom Lever 24840 Standard Screw Terminal Module see page 92 E1418 60101 1 Terminal Block Assembly 24840 E1400 45104 E1418 60101 JM1 32 1259 0141 32 JMPR REM 025P 24840 1259 0141 MP11 14 1400 0507 4 Cable Tie Nat Nyl 00000 PCA1 E1418 66510 4 PCA Terminal Board 24840 Crimp and In
32. Contents HP E1418A 8 16 Channel D A Converter Service Manual Edition 1 Click here to return to HP TS 5400 Systems On Line Manuals Main Contents bros P CTI x OR EE OA 3 WARNINGS L y Zo ordo 45 ee Re Ae Edo aee ERU e d 6 Salery Symbols oh qd S eo bs GSS eed e Veweq dq dd aqe we vd OS 6 Declaration of Conan ar 44 4440 ov E dC Ro Se eG wR W e 7 Chapter 1 General Information 2 ee eee eee eee reece eens 9 VN a ek OP Ga ee de d M 2 oR 9 Safety CONSIMETGNONS arekereke ve aaa 9 Warnnas gmd ME ara ran er 10 uos qw acies eRe aueh 12 Module Speaieaiens 25 606 b bee Gh rend 12 Module Seral NUDES vou de ae SEGRE kus AEE SE EWR REREAD RE HO 12 ac 66x E Ce vov V e OR e eS we u re be 13 Pigs qi va usa Cc see eS 13 Terminal BloddleS a ous beh aaa ERE HE OR 9 9 SO 13 Chapter 2 Installation 2 wk kx e a RO o o o AC RO e ee 15 MVM 3 aqu deo e HE Cd EO E Roe Re Rode a 15 end cen 6 as ar AKESS EERO SBS OS 13 Preparation Dor Use uu ow uos wu bee ORE OR OU Ee a ACRE OER eR Ln 16 Prepare the MOBWIE x Uu uk 2 8 upas dE Ron E deg EES ERED Q S O dg 16 Prepare the Terminal Module 2 3224444946654 9 h amp W x 4 A008 4 04 16 Prepare the Command Module sss zr RR REG REESE 17 Kee Ud POE UR Ree ES E 18 Slupping Giidelimes o os og EEO ER OER OO EO 18 Chapter 3 Operating Information nn 19 doe pe O
33. HOES a 73 service ANS us s sooo b 2 9 RR SS OR RO REE Q E ROBORE Ros HES 73 Troublerkoplint 2o uon eaae HH a BEER EEE dod 74 Visual Checks so et EGE SH OG OS 74 Catastrophic Falten Er ERO OE eRe OR doe 74 SIE TEN ah ka dex o Hh COE eio aod erfahre 74 Single Channel Paes ass ko ES OD ORR as 78 Repay Maintenanc Guidelines uum ek us aa EER EE RO 79 Electrostatic Discharge ESD Precautions 79 Surface Mount Repair ca 6 44 Bae EA 8 2A tto REOR RR EROR ASD 8 WS 7 CU So el papasus pa EES SSG adeps v eds 80 Chapter 7 Replaceable Parts 246454464820 40 eee dae X h a ECR OR Xo X EO Qw w 85 3 25 Kar er rcx Oe Bee ROSES 85 Assembly Bxchiipe cc uua eG EREDAR SHEE DEER N j P HES HOR ES 85 2 HP E1418A 8 16 Channel D A Converter Service Manual Contents To Exchange an Assembly aa Haar ah 86 Ordonne IniormalO 4 222484 KH RR A A REO ROUX OR A OR RAE Q Q 86 Chapter 8 Manual Changes ck ok a km terase 3 0 W WOW w w tria s e a 93 Inipaduetlai PLC Cd c c ELSE KE Oe SHES OER ESE OS 93 Appendix A HP E1418A Specifications ee e es 95 HP E1418A 8 16 Channel D A Converter Service Manual Contents 3 Notes 4 HPE1418A 8 16 Channel D A Converter Service Manual Contents Certification Hewlett Packard Company certifies that this product met its published specifications at the time of shipment from the factory Hewlett Packard further certi
34. NSI C illustrates a full calibration of all channels for both voltage and current The internal calibration resistor is used The disk provided with this manual contains a calibration example file This example uses function calls to the HP VISA Transition Library for I O operations Chapter 5 Adjustments 69 FUNCTION PROTOTYPES void main void void err handler ViSession vi ViStatus x VTL error routine void sys_err ViSession resource Checks for SCPI programming errors void pause Waits for a keystroke to continue program execution int config_check Checks and reports the module configuration returns the number of channels in module float get voltage Obtains the measured voltage float get_resistance Obtains the measured resistance void main void char cal_point 5 int_ext 4 int num_chan result compare i condition 4 float meas_volt meas_res aos VOLTAGE OUTPUT ADJUSTMENT for i 1 i lt num_chan 1 i result 0 while result lt 1 err viPrintf dac CAL d CONF VOLT n i Configure for calibration if err lt VI_SUCCESS err_handler dac err err viScanf dac d amp result Enter integer returned returns a 1 when ready to calibrate if err lt VI SUCCESS err_handler dac err result 1 while result 0 meas_volt get_voltage Get the voltage measurement err viPrintf dac C
35. Open the channel output relay by sending the OUTPutn OFF command where n is the channel number 5 Change the connections to the next channel and repeat steps 2 3 and 4 6 Repeat steps 2 3 4 and 5 for each channel DC Voltage This test checks the compliance current in dc voltage Compliance Current 1 For each channel in the module connect the 600 resistor and the DMM as shown in Figure 4 2 Channel 1 connections are shown in the figure Connect the other channels in a similar manner Set the DMM to measure dc voltage o HH OOOO OOOO DO OCH SOSCCSCS OO KS Cox CO G gt C OX So CH1 HS HI LO LS COCs Nonae 2 Figure 4 2 DC Voltage Output Connections Channel 1 2 Set the channel to output 12 00 V Use the APPLyn VOLTage 12 00 command where n is the channel number 3 Measure the output voltage with the DMM enter it in the table beginning on page 46 and compare the measured voltage to the limits shown in the table The compliance current is inferred from the voltage across the resistor 4 Open the channel output relay by sending the OUTPutn OFF command where n is the channel number 5 Change the connections to the next channel and repeat steps 2 3 and 4 6 Repeat steps 2 3 4 and 5 for each channel
36. Refer to Figures 6 1 and 6 2 during these procedures Remove the 8 T 10 torx screws in the top cover and remove the top cover 2 Remove the T 10 Torx screw holding the sheet metal spacer or expansion board a If the HP E1418A is an 8 channel device lift the sheet metal spacer off the main board b If the HP E1418A is a 16 channel device carefully separate the expansion board and main board printed circuit assemblies The two boards are joined by three electrical connectors 3 The main board and expansion board each have 8 plug on assemblies To remove the plug on assemblies remove the T 10 Torx screw securing the plug on assembly Lift the plug on assembly off the electrical connector The plug on assembly locations are shown in Figure 6 3 1 Replace all plug on assemblies DO NOT operate the module without a plug on assembly installed The plug on assemblies have a locator hole to ensure correct orientation see Figure 6 4 n Replace the expansion board or sheet metal spacer D Replace the top cover 80 Service Chapter 6 a Botom Cover A Z Plug on Modules 8 Pd E E P _ Main Board E Sheet Metal Spacer GE e ze LED C uy 6 M Qaya uy md gt I p dd e was I us Pa OL Ps p di K Top Cover 2 VC 6 a gt lt Md zi Pus Figure 6 1 8 Channel Disas
37. VTL defined I O function to uniquely identify the device being controlled In the examples the session has been named dac Chapter 4 Verification Tests 31 SCPI drivers SCPI Command Reference In this manual all programming examples and procedures assume the use of the SCPI driver and HP E1406A Command Module The HP E1418A module is shipped with two 3 5 disks These disks contain the SCPI driver for the HP E1406A Command Module One disk is in LIF format and one disk is in DOS format Installing Device Drivers Installation Note is included with the disks Follow the instructions contained in the installation note to properly install the device driver Use the DIAG DRIV LIST query on the command module to verify that the correct device driver is installed Responses to this query vary depending upon the drivers loaded on your system A typical response contains a list of all drivers installed and might look like E1418 E1418 A 01 00 RAM SWITCH SWITCHBOX A 08 00 RAM SYSTEM E1405A A 08 00 ROM IBASIC IBASIC A 04 02 ROM VOLTMTR E1326A A 05 00 ROM SWITCH SWITCHBOX A 07 00 ROM COUNTER E1332A A 04 02 ROM COUNTER E1333A A 04 0 2 ROM DIG I O E1330A A 04 03 ROM D A E1328A A 04 02 ROM The string E1418 E1418 A 01 00 should be located somewhere within the returned string The SCPI Standard
38. Voltage Directive 73 23 EEC and the EMC Directive 89 336 EEC inclusive 93 68 EEC and carries the CE marking accordingly Tested in a typical configuration in an HP C size VXI mainframe November 6 1995 gt QA Manager European contact Your local Hewlett Packard Sales and Service Office or Hewlett Packard GmbH Department HQ TRE Herrenberger Stra e 130 D 71034 B blingen Germany FAX 49 7031 14 3143 HP E1418A D A Converter Module Service Manual 7 Notes 8 HP E1418A D A Converter Module Service Manual Chapter 1 General Information Introduction This manual contains information required to test troubleshoot and repair the HP E1418A 8 16 Channel D A Converter Module See the HP EI418A User s Manual for additional module information Figure 1 1 shows the HP E1418A module Figure 1 1 HP E1418A D A Converter Module Safety Considerations This product is a Safety Class I instrument that is provided with a protective earth terminal when installed in the mainframe The instrument mainframe and all related documentation should be reviewed for familiarization with safety markings and instructions before operation or service Refer to the WARNINGS page page 6 in this manual for a summary of safety information Safety information for preventive maintenance testing adjusting and service follows and is also found throughout this manual Chapter 1 General Inf
39. ange assembly or a part from Table 7 1 7 2 or 7 3 specify the Hewlett Packard part number and the quantity desired Send the order to your nearest Hewlett Packard Sales and Service Office 86 Replaceable Parts Chapter 7 Table 7 1 HP E1418A Exchange Replaceable Assemblies Description Reference Designator Exchange New Part Number Part Number E1418 69201 E1418 66501 Main board and sheet metal Does NOT include plug on assembles or expansion board Expansion Board Does NOT A2 E1418 69502 E1418 66502 include plug on assemblies E1418 66503 E1418 66504 PCB1 through PCB16 None PCB1 through PCB16 Isolated Plug On Assembly None Non Isolated plug On Assembly Table 7 2 HP E1418A Replaceable Parts Mfr Part Number R459005 E1400 45102 E1400 45101 8160 0686 E1418 66501 E1418 66502 E1418 66503 E1418 66504 E1418 00201 Reference Designator F1001 1004 HDL1 HDL2 MP11 PCA1 PCA2 PCB1 16 Description Fuse 5A 125V SMT Hndl Bottom Metal Injection 04703 28480 28480 28480 28480 28480 28480 28480 28480 00000 28480 00000 00000 00000 00000 2110 0863 E1400 45102 E1400 45101 8160 0686 E1418 66501 E1418 66502 E1418 66503 E1418 66504 E1418 00201 0515 0372 E1400 00610 0515 1135 0515 2733 0515 0372 0515 1410 Hndl Top Metal Injection Clip EMC VXI Module PCA 8CH D A Converter PCA 8CH Piggyback PCA lsolated CH PCA NON Isolated CH Panel Front SCR P
40. dates which are issued between Editions contain replacement pages to correct or add additional information to the current Edition of the manual Whenever a new Edition is created it will contain all of the Update information for the previous Edition Each new Edition or Update also includes a revised copy of this documentation his tory page Edition T 2 as te August 1996 Safety Symbols Instruction manual symbol affixed to prod uct Indicates that the user must refer to the Ay Alternating current AC manual for specific WARNING or CAU TION information to avoid personal injury I or damage to the product PENES Direct current DC Indicates hazardous voltages Indicates the field wiring terminal that must be connected to earth ground before operat ing the equipment protects against electri Calls attention to a procedure practice or cal shock in case of fault WARNING condition that could cause bodily injury or death Calls attention to a procedure practice or con Frame or chassis ground terminal typi CAUTION dition that could possibly cause damage to xs or connects to the equipment s metal equipment or permanent loss of data rame WARNINGS The following general safety precautions must be observed during all phases of operation service and repair of this product Failure to comply with these precautions or with specific warnings elsewhere in this manual violates safety s
41. e using an external resistor value for each channel 1 Send the CALibration CONFigure RESistance query to the module and read the response until a 1 is returned typically the first query response 2 Measure the channel s external resistor value on the DMM 3 Send the DMM value read to the module using the CALibration VALue RESistance value command Chapter 5 Adjustments 65 CAL HS HI LO LS COS CI o C C C CC CC C C OO I J IL SOSSOOO35 J J jt iz TL Cait Cy i J GOGO CU OOOO CC ELLS NLO DMM X HI LHS Figure 5 5 Internal Resistor Adjustment Connections 66 Adjustments Chapter 5 Note Current output adjustment uses two of the CALibration subsystem queries Current adjustment requires voltage measurements CALibrationn CONFigure CURRent CALibrationn V ALue CURRent value The current adjustment procedure measures and inputs a voltage value developed across a known resistor value set at the start of the procedure Once the calibration resistance value is set as described earlier the general procedure for each channel current output adjustment is 1 Make the connections shown in figure 5 6 or 5 7 2 Send the CALn CONF CURR query to the module and read the response unti
42. each channel The first query CALn CONF VOLT sets the channel to the calibration mode and returns a 1 when the channel is ready for calibration When a 1 is returned the channel output voltage is set to the first adjustment point Read the output voltage on the DMM and return the value obtained using the CALn VAL VOLT value query This query returns an integer indicating the calibration state of the channel Any non zero return from this query indicates additional values are needed Each channel will require multiple iterations of the CALn VAL VOLT value query A minimum of 9 queries to a maximum of 50 queries will be required at each channel During the process the output voltage will range from 16 V to 16 V and the last values output will be at or near 0 volts Chapter 5 Adjustments 63 O Q s o CoC ACS OS OD CAL HS HI LO LS DDD o O DIDOOGODDD DD KEITH II COS c COI J CI JC E Jt E Cc 2 ae are Toate C eie SCC EC gt gt lt 5 said JC EE L JL 11 Coco tac CD Co C C C C C C C C C V L0 DMM V HI Figure 5 4 Optional Voltage Adjust
43. ery returns an array of 100 integers representing the results of each self test Use the following SCPI commands to initiate a self test and obtain complete results Start the Self test TST Enter the 16 bit integer returned Tf the returned value is not 0 send 74 Service Chapter 6 TEST TST RES Enter an array of 100 integers The integers returned from the self test query have the form Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Use Test Number A24 Test Information General Self Test The test number returned by the TST query can be used to isolate a failing assembly The possible test numbers and probable failing assembly are shown below Test Number Failing Assembly Indicated 0 None All Self tests passed 1 Main Board 2 through 9 Main Board or Plug On Modules Test 2 channel 1 Test 3 channel 2 etc 10 through 17 Expansion Board or Plug on Modules Test 10 channel 9 Test 11 channel 10 etc 18 through 25 Main Board 26 through 33 Main Board 34 through 41 Expansion Board 42 through 43 Main Board 44 through 51 Main Board 52 through 59 Expansion Board 60 through 67 Main Board 68 through 75 Expansion Board Note Since the TST query returns only the first failure test number additional failures are possible but not reported by this query The complete test results can be
44. est for SCPI Errors char buf 1024 0 int err no err viPrintf resource SYST ERR W Check for an error if err lt VI SUCCESS err handler resource err Check VTL errors err viScanf resource d t amp err_no amp buf if err lt VI SUCCESS err handler resource err Check VTL errors while err no 0 Report all errors in error que printf nCommand Error d s n err_no buf err viPrintf resource SYST ERR n if err lt Vl SUCCESS err handler resource err Check VTL errors err viScanf resource d t amp err_no amp buf if err lt VI SUCCESS err handler resource err Check VTL errors flushall Clean out the buffers err viFlush resource VI_READ_BUF if err lt VI SUCCESS err handler resource err Check VTL errors err viFlush resource VI WRITE BUF if err lt VI SUCCESS err handler resource err Check VTL errors End of checking for SCPI errors 28 Operating Information Chapter 3 Chapter 4 Verification Tests Introduction Three test procedures are given in this chapter These test procedures are used to verify that the HP E1418A is functional Functional Verification the HP E1418A meets selected testable specifications Quick Verification the HP E1418A meets all testable specifications Performance Verification WARNING Do not perform any of the following ve
45. ett Packard recommends a one year interval Run the tests to characterize the module against the specifications Run the Performance Verification Tests after any adjustment to verify the adjustment If the module fails any Performance Verification Tests adjustment or repair is needed Table 4 1 beginning on page 46 provides space to enter the results of each Performance Verification test The table also lists the upper and lower test limits In this manual test procedures are shown with a portion of an example program that performs the test These examples are in ANSI C format and complete program files are included on the disk supplied with this manual Most examples in this chapter are included The examples are ASCII files with the c extension The int data type is system dependent These examples were developed on a system where int is a 16 bit integer Other systems may define int to be a different width In the examples the Hewlett Packard VISA Transition Library is used for I O operations with the VXIbus A Hewlett Packard command module HP E1405 E1406 is used and controlled via HP IB To use the Hewlett Packard VISA Transition Library abbreviated as VTL include the visa h header file include visa h Hewlett Packard VTL function calls and data types typically begin with the lower case letters vi Output and enter are performed with functions named viPrintf and viScanf Both these functions require a session a
46. f err VI SUCCESS err_handler dac err sys_err dac SCPlerror check Chapter 3 Operating Information 21 First integer result config 0 Expansion board if result 0 printf Module is a 16 channel device n num_chan 16 else if result 7 printf Module is an 8 channel device n num_chan 8 else printf Error in DIAG CONF command n printf First value returned was d n config 0 printf Program will terminate n pause abort Second integer result config 1 Terminal Module if result 0 printf Module has a screw type terminal module installed n else if result 7 printf Module does NOT have a terminal module installed else printf Error in DIAG CONF command n printf First value returned was d n config 0 printf Program will terminate n pause abort 22 Operating Information Chapter 3 Third integer result config 2 Isolated or non isolated outputs if num chan 8 result result lt lt 8 strip upper 8 bits for i num_chan i gt 0 i if result gt 0x8000 printf Channel d is configured for non isolated output n i else printf Channel d is configured for isolated output i result result lt lt 1 Fourth integer result config 3 Output Mode Voltage or
47. fies that its calibration measurements are traceable to the United States National Institute of Standards and Tech nology formerly National Bureau of Standards to the extent allowed by that organization s calibration facility and to the calibration facilities of other International Standards Organization members Warranty This Hewlett Packard product is warranted against defects in materials and workmanship for a period of three years from date of ship ment Duration and conditions of warranty for this product may be superseded when the product is integrated into becomes a part of other HP products During the warranty period Hewlett Packard Company will at its option either repair or replace products which prove to be defective For warranty service or repair this product must be returned to a service facility designated by Hewlett Packard HP Buyer shall pre pay shipping charges to HP and HP shall pay shipping charges to return the product to Buyer However Buyer shall pay all shipping charges duties and taxes for products returned to HP from another country HP warrants that its software and firmware designated by HP for use with a product will execute its programming instructions when properly installed on that product HP does not warrant that the operation of the product or software or firmware will be uninterrupted or error free Limitation Of Warranty The foregoing warranty shall not apply to defects resulting from impro
48. ins proprietary information which is protected by copyright All rights are reserved No part of this document may be photo copied reproduced or translated to another language without the prior written consent of Hewlett Packard Company HP assumes no responsibility for the use or reliability of its software on equipment that is not furnished by HP U S Government Restricted Rights The Software and Documentation have been developed entirely at private expense They are delivered and licensed as commercial com puter software as defined in DFARS 252 227 7013 Oct 1988 DFARS 252 211 7015 May 1991 or DFARS 252 227 7014 Jun 1995 as a commercial item as defined in FAR 2 101 a or as Restricted computer software as defined in FAR 52 227 19 Jun 1987 or any equivalent agency regulation or contract clause whichever is applicable You have only those rights provided for such Soft ware and Documentation by the applicable FAR or DFARS clause or the HP standard software agreement for the product involved O HEWLETT PB PACKARD HP E1418A 8 16 Channel D A Converter Module Service Manual Edition 1 Copyright 1996 Hewlett Packard Company All Rights Reserved HP E1418A D A Converter Module Service Manual 5 Documentation History All Editions and Updates of this manual and their creation date are listed below The first Edition of the manual is Edition 1 The Edi tion number increments by 1 whenever the manual is revised Up
49. ite the new constants into non volatile memory The new constants will be used following power up If you are adjusting the module more frequently i e daily write the new calibration constants into RAM but do not write to non volatile memory The adjustment procedures in this chapter demonstrate both methods of writing calibration constants 60 Adjustments Chapter 5 Making Connections All adjustments can be performed using the CAL output terminals The CAL output terminals provide one set of connections for both voltage and current adjustment Procedures in this chapter assume connections are made at the CAL output terminals on the screw type terminal module Note For demanding applications or for adjustment using the intended load you can perform the adjustment at each channel output to include the output relay contacts wiring and the load in the path To make the adjustments at each channel output use the DIAG CAL OUTP CHAN command to set the adjustment point at the channels instead of the CAL output terminals Adjustment at each channel output will require individual four wire connections JL JC EO EJ EO EJ ESI DH JJ SCC III ISS SO CP CDRS OOS SON S OOS Figure 5 1 CAL Output Terminals Chapter 5 Adjustments 61 Adjustment Procedure Adjustment is performed on each channel one at a time Voltage output and current output each use unique calib
50. l a 1 is returned typically the first query response 3 Read the voltage on the DMM 4 Send the DMM value read with the CALn VAL CURR lt value gt query 5 Enter the query response 6 Repeat steps 3 4 and 5 until the CALn VAL CURR lt value gt query returns a 0 7 Repeat steps 1 through 6 for each channel The first query CALn CONF CURR sets the channel to the calibration mode and returns a 1 when the channel is ready for calibration When a 1 is returned the channel output voltage is set to the first adjustment point Read the voltage on the DMM and return the value obtained using the CALn VAL CURR value query This query returns an integer indicating the calibration state of the channel A value other than 0 or 2 from this query indicates additional values are needed Each channel will require multiple iterations of the CALn VAL CURR value query A minimum of 9 queries to a maximum of 50 queries will be required at each channel During the process the output voltage will range from 5 to 5 V and the last values output will be at or near O volts Chapter 5 Adjustments 67 ar B SESDDIDDIODODDDID I COX O5 C C Cy C C 5 CAL HS HI LO 15 LO
51. ltage Short Circuit Output Caument iss sa w s e ara 36 DC Current Verlealiel recae sas 64 46 824 64044446444 244 37 Performance Verification Tests Example sso ox e 38 Perongae Test Record 22 3 2232 2 ES wow oo h b ua a oS e RS 43 etl 22582 eh eR k S soe eek ee ESE SE 43 Measurement Unc rtainty u u e sce gom s oR SRR SOROS RES p RRS p N 43 Test Rano PAR 226084424604 4088 84 N ORES RRR S Q 44 Chapter 5 Adjustments u 293 s w ee S ORO ORS SUQ W Ow OES DSS 59 Ires AMETE E X RECTE an aqa SE SMS MALES Sa K eH ITE 59 Hewlett Packard Calibration Services ee 2 0 0 u es 59 Calibra Intent uou uk Ce d eR Odo DRED ESHA CE ROHS HES 59 Closed Cover Electronic Calibration o wx 60 Calibration Constants and Non Volatile Memory nennen 60 Makine CoDBecHofiS uu cuo e cw gx Ur ORS OH S irre ar 61 eee y a s bot adagedan ob hohe de pod 62 Pepatih serere edeti retrett ER eo 9 bot b OR CHS Om d 62 Voltass dx pO mono GRO SEERA DES LAARER EDS 63 Gent GES CSE SEV I E dev dre GSR oS vede 65 Stonne the sog eek eee a ae OE bE OR ee op 69 Sot qustieDES ue dodo ok SOS EES ROSS ELAS OSES E OS 69 Retain the Modesto Use P eG Set SRR RSS 69 Example Moss 24442524664 Se LEDER NR RV nce pd ES 69 Chapter 6 IV aan 73 Intkaduchan 24 4 4 5 AE FOREX PEE E qxeseuweeses 73 Eonpraent Required iu du s aa qn eee ORE OE ESS
52. ment Connections 64 Adjustments Chapter 5 Current Adjustment Note Current output uses an internal resistance value to calibrate all channels This resistance value is approximately 244 The current is output adjusted by measuring the voltage developed across this resistor You may also optionally use an external resistance value or load on each channel for current output and calibration If you wish to specify an external resistor value you must send the DIAG CAL OUTP CHAN command and perform the adjustment at each channel output Any load value may be used but values in the range of 50 Q to 500 Q are recommended Note that during the adjustment process self heating of the external load may affect the adjustment To set the internal resistance value use the following CALibration commands CALibration CONFigure RESistance CALibration VALue RESistance lt value gt The resistance value set either internal or external is not stored When using the internal resistor value the general procedure is 1 Make the connections shown in Figure 5 5 2 Send the CALibration CONFigure RESistance query to the module and read the response until a 1 is returned typically the first query response 3 Read the resistance on the DMM 4 Send the DMM value read to the module using the CALibration VALue RESistance value command The resistor value is only set once for current calibration of all channels If you ar
53. minu M M HI Figure 5 6 Current Adjustment Connections CAL a L TTT TTT TTT UA HU ITTTTTTTTTTTTTTTTTTTI External Load DMM HI Figure 5 7 Optional Current Adjustment Connections 68 Adjustments Chapter 5 Sto ring the Once all adjustments have been made you can store the new calibration Adjustments constants in non volatile memory by sending the following command Store the new constants CALibration STORe This command will generate an error if the Cal Store Enable Jumper is not set to the CAL position see page 62 Note The HP E1418A will be busy storing the new calibration constants following the CAL STOR command You should not perform any bus resets or module resets until the store is complete You can use the OPC query to determine when the command has finished Verify the Run the Performance Verification Tests beginning on page 34 Adjustments to verify the adjustments made Return the Module Ir you have changed the position of the Cal Store Enable Jumper to Use 35 described on page 62 and you wish to prevent writing calibration constants to non volatile memory set the jumper to the SECURE position If you have changed the position of the terminal jumpers as described on page 16 return the jumpers to their original positions Example Prog ram The following program written in A
54. n be set The channel output mode can be programmatically set or can be forced to either voltage or current by mechanical jumpers on the terminal block Each output channel is individually configurable to be either an isolated output or a non isolated output Channel configuration to isolated or non isolated is made by individual plug on modules for each channel Specifications are listed in Appendix A of this manual and in the HP EI418A User s Manual These specifications are the performance standards or limits against which the module may be tested Devices covered by this manual are identified by a serial number prefix listed on the title page Hewlett Packard uses a two part serial number in the form USXXXXYYY YY where US is the country of origin XX XX is the serial prefix and Y Y YYY is the serial suffix The serial number prefix identifies a series of identical instruments The serial number suffix is assigned sequentially to each instrument The serial number plate is located on the right hand shield near the backplane connectors 12 General Information Chapter 1 Ordering Options The module may be ordered from Hewlett Packard in a variety of configurations As ordered the module may have the following options HP E1418A Description 8 Channel D A Converter with Non Isolated Outputs HP E1418A Option 001 16 Channel D A Converter with Non Isolated Outputs HP E1418A Option 002 8 Channel D A Converter with Is
55. n the Calibration Control Register Check linearity of values Gain Register set to minimum Channel Writethru register set to 1 V read the Calibration Control Register Gain Register set to maximum read the Calibration Control Register calculate change from previous test Gain Register set to nominal Offset Register set to minimum Channel Writethru register set to 1 V read the Calibration Control Register Offset Register set to maximum read the Calibration Control Register calculate change from previous test 76 through 100 Not Used Chapter 6 Service 77 Single Channel A single channel failure not caught by the self test can be caused by one of Failures two components the channel plug on module or the channel output relay To help isolate a plug on module disassemble the module and swap two plug on modules DO NOT operate the module without a plug on module installed for every channel If a channel still fails after swapping the plug on modules suspect the channel output relay 78 Service Chapter 6 Repair Maintenance Guidelines Electrostatic Almost all electrical components can be damaged by electrostatic discharge Di scharge ESD ESD during handling Component damage can occur at electrostatic Precautions discharge voltages as low as 50 volts Observe the following guidelines when servicing the HP E1418A AA e Disassemble and reassemble only in a static free wo
56. nect the DMM as shown in Figure 4 4 Channel 1 connections are shown in the figure Connect the other channels in a similar manner Set the DMM to measure dc current CH1 HS LO LS gt B e Figure 4 4 DC Current Output Connections Channel 1 2 Set the channel to output each of the following currents 0 020 0 005 0 015 0 010 0 010 0 015 0 005 0 020 0 000 Use the APPLyn CURRent x xxx command where n is the channel number and X XXX is the current to output 3 For each current measure the output current with the DMM enter it in the table beginning on page 46 and compare the current output to the limits shown in the table 4 Open the channel output relay by sending the OUTPutn OFF command where 15 the channel number 5 Change the connections to the next channel and repeat steps 2 3 and 4 6 Repeat steps 2 3 4 and 5 for each channel Chapter 4 Verification Tests 37 Performance This example demonstrates a full performance verification test of the Verification Tests module The code shown in this example can be obtained from the file Ex ampl e prftest c on the examples disk provided with this manual FUNCTION PROTOTYPES void main void void err handler ViSession vi ViStatus x VTL error routine
57. nnel is 42 V Peak 42 Vdc The maximum voltage from any channel to ground is 42 V Peak 42 Vdc STATIC ELECTRICITY Static electricity is a major cause of component failure To prevent damage to the electrical components in the module observe anti static techniques whenever working on the device PARTS REMOVAL This module uses a surface mount printed circuit assembly Special soldering equipment is required for parts removal or replacement Use of standard soldering equipment will cause damage to the printed circuit board and is not covered under warranty Chapter 1 General Information 11 Module Description Module Specifications Module Serial Numbers The HP E1418A is an 8 or 16 channel digital to analog converter module for use in a VXIbus C size mainframe The module is a register based device The module can be programmed via direct register access or with the appropriate driver by high level commands This manual describes programming the module using SCPI Standard Commands for Programmable Instruments and the SCPI driver Each HP E1418A module is a unique instrument having its own output buffer and error queue Multiple modules can not be combined into a single instrument Each channel can be configured to either voltage or current output mode When configured for voltage output voltages in the range of 16 0 V to 16 0 V can be set When configured for current output current in the range of 0 02 to 0 02 Amps ca
58. ntf dac OUTPUT d OFF OPC n i 1 Turn output off 3 if err VI SUCCESS err_handler dac err err viScanf dac d amp opc check enter OPC integer if err VI SUCCESS err handler dac err sys err dac SCPI error check printf End of Short Circuit Output Current Test err viPrintf dac if err Vl SUCCESS err handler dac err End of maxcurrent check Chapter 4 Verification Tests 41 Je Routine to perform the current performance test void current check float i_out 9 0 02F 0 015F 0 01F 0 005F 0 0 005F 0 01F 0 015F 0 02F Currents to output int i j opc_check char function 6 CURR DC 0 range 6 0 100 0 dmm setup function range printf n n printf DC CURRENT OUTPUT PERFORMANCE TEST n n n n for i 0 i num_chan i connection instructions printf Channel d n i 1 printf 1 tMake a two wire connection from channel d n i 1 printf tto the DMM current input terminals n printf 2 tThe DMM is set to make DC current measurements on M printf tthe 100 mA range n printf 3 tFor each channel in the HP E1418A Ww printf ttOutput 20 mA 15 mA 10 mA 5 mA 0 mA 5 mA 10 mA 15 mA 20 mAAn printf ttMeasure each current output n printf nW pause current output loop for j 0 j lt 9
59. o the 612 digit mode for all calculations In both the voltage and current measurement mode the measurement uncertainty is given as M U of reading of range The 100 V range is used for the voltage output measurements The specification is given as M U 0 003546 of reading 0 000646 of range HP E1418A 96 of reading 96 of range Measurement Output Uncertainty 0 00056 V 0 0006 V t 0 00116 V 0 00042 V 0 0006 V 0 00102 V 0 00028 V 0 0006 V 0 00088 V 0 00014 V 0 0006 V 0 00074 V 0 00000 V 0 0006 V 0 00060 V 0 00014 V 0 0006 V 0 00074 V 0 00028 V 0 0006 V 0 00088 V 0 00042 V 0 0006 V 0 00102 V 0 00056 V 0 0006 V 0 00116 V Chapter 4 Verification Tests 49 DC Compliance Current Measurements DC Short Circuit Current Measurements Current Output Measurements Test Accuracy Ratio TAR The 100 V range is used for the compliance current test The compliance current is inferred from the voltage developed across the resistor M U 0 035 of reading 0 000696 of range M U 0 00042 0 0006 0 00102 V The 100 mA range is used for the short circuit current measurement M U 0 030 of reading 0 005 of range M U 0 000018 0 000005 0 000023 A The 100 mA range is used for the current output measurements M U 0 030 of reading 0 005 of range HP E1418A Output of reading 0 000006 A of range 0 000005 A Measu
60. obtained using the TEST TST RES query after the TST query Chapter 6 Service 75 Detailed Self Test Test Number Following the TST query the TEST TST RESults query returns complete self test details The following table lists each self test and the areas checked A24 Value Test Information Value If Failed 1 Areas Checked Relay Control Register 2 A D multiplexer 2 through 17 0 Channel Number First DAC check of each channel 18 0 for A16 read 1 for A16 read in A24 window 2 for A16 read in A24 Register Address ID Register Device Type Register VXI Offset Register Card Configuration Register Isolation Status Register Channel Program Jumper Register 0 for A16 read write 1 for A16 read write via A24 window Register Value VXI Control Register 0 Register Value VXI Control Register VXI Status Register 0 Register Value Cal Control Register Lower 8 bits of failed r egister value Channel Mode Register 0 for A16 writes A16 reads 1 for A16 writes A24 reads 2 for A24 writes A16 reads 3 for A24 writes A24 reads Register Value Card Control Register 24 0 Checksum Error Non volatile memory checksum 25 26 through 41 Test 26 Ch 1 Test 41 Ch 16 Register Value 1 Trigger Control Register Channel SW Trigger Register Channel WriteThru Register Channel Output Channel Triggered
61. olated Outputs HP E1418A Option 003 16 Channel D A Converter with Isolated Outputs Field Kits The module can also be user configured The following field expansion and configuration kits are available Each field kit contains installation instructions HP E1523A Description Single Channel Isolated To change a single channel plug on module from non isolated to isolated output HP E1524A Expansion kit 8 Channel To add 8 additional Non Isolated Outputs non isolated channels to an existing 8 channel module HP E1525A Expansion kit 8 Channel To add 8 additional isolated Isolated Outputs channels to an existing 8 channel module Terminal Modules The standard HP E1418A Terminal Module provides screw terminals for connections Two other terminal options are available with the HP E1418A Crimp and Insert Option A3E Ribbon Cable Option A3H Chapter 1 General Information 13 Recommended Test Equipment Instrument Controller HP IB Table 1 1 Recommended Test Equipment Requirements HP IB compatibility as defined by IEEE Standard 488 1988 and the identical ANSI Standard MC1 1 SH1 AH1 T2 TEO L2 LEO SRO RLO PPO DCO DTO and C1 2 3 4 5 Recommended Model HP 9000 Series 300 Table 1 1 lists the test equipment recommended for testing and servicing the module Essential requirements for each piece of test equipment are described in the Requirements
62. on Test page 27 Example Chapter 4 Verification Tests 33 Performance Verification Tests These procedures test the electrical performance of the HP E1418A using the specification in Appendix A as the performance standards These tests are suitable for incoming inspections troubleshooting and preventive measures DC Voltage Output This procedure tests the dc voltage output performance of the module Verification 1 For each channel in the module connect the 10 kQ resistor and DMM as shown in Figure 4 1 Channel 1 connections are shown in the figure Connect the other channels in a similar manner Set the DMM to measure dc volts o Co Co o Co Co Co Co Co j y OO OO OO O O0 Oc LO 10kQ V HI Figure 4 1 DC Voltage Output Connections Channel 1 2 Set the channel to output each of the following voltages 16 00 4 00 112 00 8 00 8 00 12 00 4 4 00 16 00 0 00 Use the APPLyn VOLTage command where n is the channel number and XX XX is the voltage to output 3 For each voltage measure the output voltage with the DMM enter it in the table beginning on page 46 and compare the voltage output to the limits shown in the table 34 Verification Tests Chapter 4 4
63. opc check enter OPC integer if err VI SUCCESS err_handler dac err sys err dac SCPI error check printf mnend of Compliance Current Test n n err viPrintf dac RST n reset the dac ei if err Vl SUCCESS err handler dac err End compliance check 40 Verification Tests Chapter 4 fete Routine to perform the short circuit output current performance test void maxcurrent_check float v_out 16 voltage to output int i opc check char function 6 CURR DC 0 range 6 0 10010 dmm setup function range printf n nShort Circuit Output Current Verification Testi for i 0 i num_chan i connection instructions printf tChannel d n i 1 printf 1 tMake a four wire connection from channel d n i 1 printf tto the DMM current input terminals printf 2 tThe DMM is set to make DC current Measurements on n printf tthe 100 mA range n printf 3 tEach channel is set to output 16 Vn printf ttMeasure the current flowing through the DMM n printf n n pause err viPrintf dac APPLY d VOLTAGE f OPC n i 1 v_out voltage output if err VI SUCCESS err handler dac err err viScanf dac d amp opc check enter OPC integer if err VI SUCCESS err_handler dac err maxcurrent results i dmm measure err viPri
64. or the next calibration interval and provides the best measure of the module s long term stability Performance Verification Test data can be used to extend or determine future calibration intervals Chapter 5 Adjustments 59 Closed Cover The HP E1418A features closed cover electronic calibration There are no Electronic internal mechanical adjustments Once properly installed the module can be Calibration tested and adjusted using connections to a terminal module WARNING Do not perform any of the following adjustment procedures unless you are a qualified service trained technician and have read the warnings on page 6 and the warnings and cautions beginning on page 10 Calibration The accuracy of a channel output depends upon a number of calibration Constants and constants Calibration constants are stored in two locations within the module in non volatile memory and in RAM The constants in RAM are Non Volatile used by the module to adjust all outputs during use Memory When the module is used with the SCPI driver the RAM constants are loaded from the non volatile memory at power up You can adjust the RAM calibration constants without disturbing the non volatile memory constants creating a temporary adjustment Non volatile memory has a finite number of writes Writing the calibration constants to non volatile memory therefore reduces the life of this memory If you are calibrating the module at 90 day or 1 year intervals wr
65. ormation 9 Wa rnings and This section contains WARNINGS which must be followed for your Cautions Protection and CAUTIONS which must be followed to avoid damage to the equipment when performing instrument maintenance or repair WARNING SERVICE TRAINED PERSONNEL ONLY The information in this N manual is for service trained personnel who are familiar with electronic circuitry and are aware of the hazards involved To avoid personal injury or damage to the instrument do not perform procedures in this manual or do any servicing unless you are qualified to do so CHECK MAINFRAME POWER SETTINGS Before applying power verify that the mainframe setting matches the line voltage and that the correct fuse is installed An uninterruptible safety earth ground must be provided from the main power source to the supplied power cord set GROUNDING REQUIREMENTS Interruption of the protective grounding conductor inside or outside the mainframe or disconnecting the protective earth terminal will cause a potential shock hazard that could result in personal injury Grounding one conductor of a two conductor outlet is not sufficient protection IMPAIRED PROTECTION Whenever it is likely that instrument protection has been impaired the mainframe must be made inoperative and be secured against any unintended operation REMOVE POWER IF POSSIBLE Some procedures in this manual may be performed with power supplied to the mainframe while protective cove
66. ossible hazardous electrical shock do not perform electrical tests if there are signs of shipping damage to any portion of the outer enclosure covers panels etc If the contents are incomplete if there is mechanical damage or defect or if the module does not pass the electrical performance tests notify your nearest Hewlett Packard Sales and Service Office If the shipping container is damaged or the cushioning material shows signs of stress notify the carrier as well as Hewlett Packard Keep the shipping materials for the carrier s inspection Chapter 2 Installation 15 Preparation for Use Prepare the Module Prepare the Terminal Module Terminal Module Jumpers Chapter 1 of the HP 4 User s Manual contains complete instructions for installing the module in a mainframe and installing a terminal module Refer to the mainframe user s manual command module user s manual and the Installing Device Drivers installation note to prepare the mainframe Verify or set the module s logical address Refer to the HP E1418A User s Manual for instructions In this manual the factory default logical address of 72 is used To prepare the module for the adjustment procedures in Chapter 5 set or verify the position of the CAL Secure Enable Jumper before installing the module in the mainframe The jumper is factory set to CAL Figure 5 2 on page 62 shows this jumper The procedures in this manual show the screw type te
67. per or inadequate maintenance by Buyer Buyer supplied prod ucts or interfacing unauthorized modification or misuse operation outside of the environmental specifications for the product or im proper site preparation or maintenance The design and implementation of any circuit on this product is the sole responsibility of the Buyer HP does not warrant the Buyer s circuitry or malfunctions of HP products that result from the Buyer s circuitry In addition HP does not warrant any damage that oc curs as a result of the Buyer s circuit or any defects that result from Buyer supplied products NO OTHER WARRANTY IS EXPRESSED OR IMPLIED HP SPECIFICALLY DISCLAIMS THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE Exclusive Remedies THE REMEDIES PROVIDED HEREIN ARE BUYER S SOLE AND EXCLUSIVE REMEDIES HP SHALL NOT BE LIABLE FOR ANY DIRECT INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES WHETHER BASED ON CON TRACT TORT OR ANY OTHER LEGAL THEORY Notice The information contained in this document is subject to change without notice HEWLETT PACKARD HP MAKES NO WAR RANTY OF ANY KIND WITH REGARD TO THIS MATERIAL INCLUDING BUT NOT LIMITED TO THE IMPLIED WAR RANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE HP shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing performance or use of this material This docu ment conta
68. r HP Part Number 8710 1284 Service aids manual updates and service literature may be available for the HP E1418A For information contact your nearest Hewlett Packard Sales and Service Office Chapter 6 Service 73 Troubleshooting This section will help isolate a failing assembly Visual Checks Before installing or operating the module visually inspect the rear panel and front panel connectors for bent pins Inspect circuit boards for evidence of arcing or excessive heat If a module does not respond to commands verify the Logical Address setting The HP EI418A User s Guide describes this switch setting Catastrophic If a module does not respond verify the power fuses F1 F2 F3 and F4 Failures Disassembly is described beginning on page 80 and the locations of the fuses is shown in the drawing on page 90 Self Test The internal self test can be used to isolate most failures of the module The major assemblies of the HP E1418A are available on an exchange basis Use the following SCPI Common Command query to initiate a module self test Start the Self test TST Enter the 16 bit integer returned The query will return a 0 if no errors are encountered Any return other than 0 indicates a failure The command returns the first test to fail additional failures are possible The TST query initiates a full self test You can obtain the complete test results by using the TEST TST RESults query This qu
69. r cleaning However if the module is disassembled for repair or reconfiguration the printed circuit board assemblies PCAs can be blown off with a properly grounded airgun Remove the terminal module cover to blow dust off the terminal printed circuit board and case Table 3 1 shows the recommended cleaning equipment and supplies Table 3 1 Recommended Cleaning Equipment and Supplies Description Recommended Use Mild Soap Solution Clean face plate panel and terminal covers Lint free Cloth Clean face plate panel and terminal covers Airgun with grounded Remove dust from the printed circuit boards nozzle and terminal case To eliminate possible electrical shock disconnect ac power from the mainframe and disconnect all outputs to the terminal module before removing the module from the mainframe The printed circuit assemblies PCAs contain static sensitive devices that can be damaged by careless handling Use static control devices wrist straps mats and tools when handling the module Chapter 6 contains additional precautions for electrostatic discharge ESD Chapter 3 Operating Information 25 Cleaning Procedure Use the following procedure to clean the HP E1418A Terminal Module 1 Main Module 1 Clean the main module face plate with a mild soap solution and Remove the terminal module from the main module Disconnect all external wiring Clean the terminal module covers with a mild soap
70. ration constants Preparation Before performing any adjustments determine if the adjustments are to be temporary or permanent refer to the discussion on page 60 If Permanent 1 Turn off the mainframe 2 Remove the terminal module 3 Remove the module from the mainframe Figure 5 2 Cal Store Enable Jumper Set the Cal Store Enable Jumper to the CAL position as shown below Re install the module in the mainframe Make the CAL output terminal connections on the terminal module Install the terminal module QN a Apply power and allow a 15 minute warm up If Temporary 1 Make the CAL output terminal connections on the terminal module 2 Install the terminal module 3 Apply power and allow a 15 minute warm up 62 Adjustments Chapter 5 Voltage Adjustment Voltage output adjustment uses two of the CALibration subsystem queries CALibrationn CONFigure VOL Tage CALibrationn V ALue VOL Tage value The general procedure for channel voltage adjustment is 1 Make the connections shown in figure 5 3 or 5 4 2 Send the CALn CONF VOLT query to the module and read the response until a 1 is returned typically the first query response 3 Read the voltage output on the DMM 4 Send the DMM value read with the CALn VAL VOLT value query 5 Enter the query response 6 Repeat steps 3 4 and 5 until the CALn VAL VOLT value query returns a 0 7 Repeat steps 1 through 6 for
71. rement Uncertainty 0 000011 A 0 0000045 A 0 000005 A 0 0000095 A 0 000003 A 0 000005 A 0 000008 A 0 0000015 A 0 000005 A 0 0000065 A 0 00000 A 0 000005 A 0 000005 A 0 0000015 A 0 000005 A 0 0000065 A 0 000003 A 0 000005 A 0 000008 A 0 0000045 A 0 000005 A 0 0000095 A 0 000006 A 0 000005 A The Test Accuracy Ratio TAR is defined as TAR Maximum Allowed Input Where Maximum Allowed Input and Measurement Uncertainty are all in Vdc or Amps The TAR is listed in table 4 1 Measurement Uncertainty 0 000011 A 44 Verification Tests Chapter 4 Table 4 1 Performance Test Record Test Facility Name Report No Address Date City State Customer Phone Tested by Model HP E1418A Ambient Temperature Serial No Relative Humidity Options Firmware Rev Test Equipment Used Trace Number Cal Due Date Chapter 4 Verification Tests 45 Channel 2 2 2 2 2 2 2 2 2 CO U CO CQ CO CQ wo O E1418A Output 16 000 V 12 000 V 8 000 V 44 000 V 0 000 V 4 000 V 8 000 V 12 000 V 16 000 V 416 000 V 12 000 V 8 000 V 14 000 V 0 000 V 4 000 V 8 000 V 12 000 V 16 000 V 16 000 V 12 000 V 8 000 V 4 000 V 0 000 V 4 000 V 8 000 V 12 000 V 16 000 V Voltage Ou
72. removed in a safe place If you are exchanging a main board from a module configured as a 16 channel device you must remove the expansion board before sending the exchange part Chapter 7 Replaceable Parts 85 CAUTION Almost all electrical components can be damaged by electrostatic discharge ESD during handling Component damage can occur at electrostatic discharge voltages as low as 50 volts Disassemble and re configure only in a static free work area Minimize handling of assemblies and components Keep all assemblies and replacement parts in the original static free packaging These procedures should be performed by qualified service personnel at approved static safe workstations To Exchange an Assembly 1 Contact the nearest Hewlett Packard Sales and Service Office for instructions on packaging and shipping 2 Disassemble the module using the procedures given in Chapter 6 of this manual until just the exchange part is obtained Remove the plug on modules and expansion board if any 3 Keep all removed parts in a static safe place Do not send plug on modules with the exchange assembly Plug on modules should be individually replaced if necessary 4 Package the assembly in static safe packaging material Shipping guidelines are given on page 18 5 nclude a description of the problem encountered as well as your phone number and return address Ordering Information To order a part listed as an exch
73. rification tests unless you are a qualified service trained technician and have read the WARNINGS and CAUTIONS in Chapter 1 of this manual Test Conditions Table 1 1 on page 14 lists the recommended test equipment When performing the test procedures observe the following test conditions 9 The ambient temperature should be between 18 C and 28 C The temperature should be stable within 1 C The relative humidity should be lt 65 non condensing e Install the module apply power and allow the module to warm up for at least 15 minutes Hewlett Packard recommends performance tests be performed at one year intervals In severe operating environments or after heavy use perform the tests more often Chapter 4 Verification Tests 29 About the Verification Tests Functional Verification Test Quick Verification Tests Three levels of verification tests are described in this chapter e Functional Verification Tests Quick Verification Tests Performance Verification Tests You should perform the Functional Verification test before either the Quick Verification or full Performance Verification tests The Functional Verification test provides a high confidence that the module is operational A brief self test is performed when power is first applied to the module This test assures that module can communicate with the mainframe The Functional Verification Test performs a more complete self test using the
74. rk area e Remove all plastic styrofoam vinyl paper and other static generating materials from the immediate work area Use a conductive work area to dissipate static charge e Use a conductive wrist strap to dissipate static charge e Minimize handling e Do not stack assemblies e Use only anti static solder suckers soldering irons and tools e Keep replacement parts in original static free packaging Surface Mount The HP E1418A uses surface mount components Surface mount Repair components should only be removed using soldering irons or desoldering stations expressly designed for surfacemount components Use of conventional soldering equipment will almost always result in permanent damage to the printed circuit board and will void your Hewlett Packard warranty Chapter 6 Service 79 Disassembly Tools Needed CAUTION A Disassembly Procedure Reassembly procedure e T10 Torx Driver e Static Safe Workstation Static Wrist Strap Almost all electrical components can be damaged by electrostatic discharge ESD during handling Component damage can occur at electrostatic discharge voltages as low as 50 volts Disassemble and re configure only in a static free work area Minimize handling of assemblies and components Keep all assemblies and replacement parts in the original static free packaging These procedures should be performed by qualified service personnel at approved static safe workstations
75. rminal module To prepare this terminal module you will need to set the jumpers and make connections If you are using other types of terminal modules consult the HP EI418A User s Manual for proper connections The screw type terminal module contains jumpers that control how the HP E1418A operates To prepare the module for the Verification Tests in Chapter 4 and Adjustments in Chapter 5 the terminal module jumpers must be set to allow the module to be programmed from the backplane The HP E1418A will operate without any jumpers installed Figure 2 1 shows the jumper locations and example settings There are two jumpers for each channel a P J jumper and a V I jumper The two jumpers work together The P J jumper sets the channel output mode to be either Program Selectable or Jumper Selectable When the jumper is in the program selectable position the channel output mode can be set via programming commands The program selectable position is recommended for the Verification Tests and Adjustment procedures in this manual In the jumper selectable position the channel output mode is set via the V I jumper The V I jumper sets the channel output mode to either voltage or current when the P J jumper is set to the Jumper Selectable position When the P J jumper is set to Program Selectable this jumper has no effect 16 Installation Chapter 2 Note With no jumpers installed the module will be in the Program Selectable output
76. rs are removed Energy available at many points may if contacted result in personal injury If maintenance can be performed without power applied the power should be removed 10 General Information Chapter 1 WARNING IN CAUTION USING AUTOTRANSFORMERS If the mainframe is to be energized via an autotransformer for voltage reduction make sure the common terminal is connected to neutral that is the grounded side of the main s supply CAPACITOR VOLTAGES Capacitors inside the mainframe may remain charged even when the mainframe has been disconnected from its source of supply USE PROPER FUSES For continued protection against fire hazard replace the line fuses only with fuses of the same current rating and type such as normal blow time delay etc Do not use repaired fuses or short circuited fuseholders SHOCK HAZARD Only service trained personnel who are aware of the hazards involved should install remove or configure the module Before you remove any installed module disconnect AC power from the mainframe and from other modules that may be connected to the module CHANNEL WIRING INSULATION All channels that have a common connection must be insulated so that the user is protected from electrical shock This means wiring for all channels must be insulated as though each channel carries the voltage of the highest voltage channel MAXIMUM VOLTAGE The maximum voltage that can be applied to any cha
77. sembly Chapter 6 Service 81 BoHom Cover Main Board a b Expansion Board 9 zz amp T EE I g ps n Au g N er e Bo LEE SS Boe d See RA Pa Top Bias I Figure 6 2 16 Channel Disassembly 82 Service Chapter 6 Main Board Expansion Board Gw CH1 CH3 CH5 CH7 CH16 CH14 CH12 CH10 us G Plug on Modules CH2 CH4 CH6 CH8 CH15 CH13 CH11 CH9 Figure 6 3 Plug on Channel Locations on Non Isolated Plug on Figure 6 4 Installing Plug on Modules Chapter 6 Service 83 Notes 84 Service Chapter 6 Chapter 7 Replaceable Parts Introduction This chapter contains the following topics Assembly Exchange Ordering Information Replaceable Parts Assembly Exchange The following assemblies are available for exchange Part number Assembly E1418 69201 Main board and all sheet metal Does NOT include plug on assemblies or expansion board E1418 69502 Expansion board Does NOT include plug on assemblies E1418 66503 Isolated plug on module replacement not an exchange Notes When exchanging either the main board or the expansion board you must disassemble the module and remove all plug on assemblies before sending the exchange part Keep all parts
78. sert Terminal Module Option A3E see page 92 E1418 60102 4 Terminal Block Asembly 24840 E1418 66510 E1418 60102 E1400 21204 4 Crimp amp Insert Connector Sup 24840 E1400 21204 1252 6532 2 Female Conn Housing Din 24840 1252 6532 0515 0905 4 SCRPHM2 5x06PZ 00000 Ribbon Cable Terminal Module Option A3H see page 92 E1418 60103 Term Block Ribbon Cable 24840 E1418 60103 MP7 10 E1400 21204 Crimp amp Insert Connector Sup 24840 E1400 21204 MP11 14 1400 0507 Cable Tie Nat Nyl 00000 P1 2 1252 6894 DIN IDC 64 CONT CONN 24840 1252 6894 SCR1 4 0515 0905 SCRPHMe 5x06PZ 00000 88 Replaceable Parts Chapter 7 Table 7 4 HP E1418A Reference Designators Reference Designators Assembly Fuse Handle Electrical Connector Jumper Miscellaneous Mechanical Part Electrical Connector Printed Circuit Assembly Printed Circuit Board Panel Screw Shield Removable Jumper Table 7 5 HP E1418A Code List of Manufacturers Manufacturer s Name Manufacturer s Address Any suitable supplier may be used Zip Code Little Fuse Inc Arcola IL U S A Hewlett Packard Company Corporate Palo Alto CA U S A Chapter 7 Replaceable Parts 89 Figure 7 1 HP
79. sing the DIAGnostic CONFiguration query Send query to the module DIAG CONF Enter six integers and decode the integers The DIAG CONF query returns six integers The six integers returned contain the module configuration and have the following meaning Integer Returned Meaning 1st Expansion Board ID in the form 0 present 7 none expansion board contains channels 9 through 16 2nd Terminal Module ID in the form 0 screw type 7 none or other 3rd Isolated Non isolated Channel status A bit set to O indicates an isolated channel A bit set to 1 indicates a non isolated channel or no plug on module installed DO NOT operate the module without a plug on module Bits 0 15 correspond to channels 1 16 respectively 4th Channel Mode A bit set to 0 indicates a current output channel A bit set to 1 indicates a voltage output channel Bits 0 15 correspond to channels 1 16 respectively 5th Channel Output State A bit set to 0 indicates the channel output relay is closed A bit set to 1 indicates the channel output relay is open Bits 0 15 correspond to channels 1 16 respectively eth Channel Mode Programmable State P J Jumper A bit set to 0 indicates a channel is not mode programmable A bit set to 1 indicates a channel is mode programmable Bits 0 15 correspond to channels 1 16 respectively For 8 channel configurations the upper 8 bits of integers 3 4 5 and
80. solution and lint free cloth Remove the terminal module cover and blow any dust or debris from the case Reassemble the terminal module Reconnect the external wiring Remove the terminal module from the main module lint free cloth Note Disassembling the module exposes the assemblies to ESD damage and is usually unnecessary Perform steps 3 through 5 only if the module is disassembled for repairs or reconfiguration 3 Disassemble the module following the instructions in Chapter 6 4 Using an airgun with a grounded nozzle remove dust from the PCA BE assemblies Reassemble the module 26 Operating Information Chapter 3 Operator s Checks The operator s check for the HP E1418A has two parts The first part consists of sending the SYStem ERRor query to the module following power on and entering the response This check should be performed after every power on sequence At power on the HP E1418A performs a brief self test that ensures the module can communicate with the backplane A successful self test returns an integer and a string 0 No Error Any other response indicates a failure in the module Chapter 6 contains troubleshooting information Once the power on self test has been checked the operator may perform a full self test by sending the TST query and entering the response This query executes a full self test that checks all circuits of the module except the output relays
81. tandards of design manufacture and intended use of the product Hewlett Packard Company assumes no liability for the customer s failure to comply with these requirements Ground the equipment For Safety Class 1 equipment equipment having a protective earth terminal an uninterruptible safety earth ground must be provided from the mains power source to the product input wiring terminals or supplied power cable DO NOT operate the product in an explosive atmosphere or in the presence of flammable gases or fumes For continued protection against fire replace the line fuse s only with fuse s of the same voltage and current rating and type DO NOT use repaired fuses or short circuited fuse holders Keep away from live circuits Operating personnel must not remove equipment covers or shields Procedures involving the removal of covers or shields are for use by service trained personnel only Under certain conditions dangerous voltages may exist even with the equipment switched off To avoid dangerous electrical shock DO NOT perform procedures involving cover or shield removal unless you are qualified to do so DO NOT operate damaged equipment Whenever it is possible that the safety protection features built into this product have been im paired either through physical damage excessive moisture or any other reason REMOVE POWER and do not use the product until safe operation can be verified by service trained personnel If necessary return the
82. u dod AE eme Re OE dete dee n M 19 PEN 2 ork sop deed oh Se Dae kupu ap disk ODES KOLA eK b QQ 19 Querying Module Identification and Configuration 19 Mantenan uo esce b che a k u A eoe Ee i eR e eR SESS 25 CIeat ns Pole uu buo a n S RR ACE OY AO ORC ER OR EE dre 26 Operator s Check 224 2 242 was a Kr ws s DA E BOR AONO RS SERRE BERS 2T Chapter 4 Verification Ts se un 29 2 5 44 445 8 RES h SORE ER SCRE OOS E ES OEE WHE b Q 29 gt aoe Seah Bees EE Se SOE www 29 Abour ue VERANO Tess ee ek are OE ANSE SERS GERE UR eS 30 F etional Venieation Test us ouo sho ooo RR OR RE OO 30 HP E1418A 8 16 Channel D A Converter Service Manual Contents 1 Venibillon TESS 3d 9 g a casa sas q uo UE RR v Reds 30 Performance Verification Tests 2 424428454 28 OAS aachen 31 Performance Test o3 E ROCA oR ESE SES RU SS 31 About P obrant BXSRPIES 6 bk eee eh R puas s bh ES d RC RUE eS LESS 31 Functional Verification Test 9 oo s amp amp w 58 4 huw 8 t amp Q b RR OE oS 33 Functional Verification Test Procedure a soq w 5 4 w a S 4 ER 33 Functional Verification Test Example as as ra U4 d OR 33 Performance Venftcation Tests e aac co a s x OR ORO ee RE ERE E de ON 34 DC Voltage Output Yerification as oos GSR DED 6 itie ee 34 DC Voltage Compliance Current 5 2244224868 oe ees KOH ARE RS EES 35 DC Vo
83. use SCPI Standard Commands for Programmable Instruments Prepare the command module by downloading the SCPI driver named E1418 Downloading instructions are given in the Installing Device Drivers installation note Chapter 2 Installation 17 Environment The recommended operating altitude for the module is 2000 m 6000 ft or less The recommended operating environment for the module is Environment Temperature Humidity Operating 0 C to 55 C lt 65 relative 0 C to 40 C non condensing Storage and 40 C to 4 75 C 6596 relative 0 C to 40 C Shipment non condensing Shipping Guidelines If you need to return the HP E1418A to Hewlett Packard first remove any terminal modules before packaging for shipment Attach a tag to the module identifying the owner and indicating the service or repair required Mark the shipping container FRAGILE If you are exchanging a module read Assembly Exchange beginning on page 85 In any correspondence refer to the module by model number and full serial number Hewlett Packard recommends using shipping containers and materials identical to those used by the factory These materials are available through Hewlett Packard Sales and Service Offices If you use commercially available shipping materials place the module in an anti static bag and wrap the module in heavy paper or plastic Use a strong shipping container A double wall carton of 24
84. utput Test n n err viPrintf dac RST n if err Vl SUCCESS err handler dac err End of dcv_check Chapter 4 Verification Tests 39 Jes Routine to perform the compliance current performance test void compliance check float v_out 12 Voltage to output int i opc check char function 6 VOLT DC 0 range 6 1000 dmm setup function range printf n nCompliance Current Verification Test for i 0 i num_chan i connection instructions printf tChannel d n i 1 printf 1 tMake a four wire connection from channel d n i 1 printf tto a 600 Ohm resistor n printf 2 tMake a two wire connection from the DMM to n printf tthe 600 Ohm resistor n printf 3 tThe DMM is set to make DC Volts Measurements on n printf tthe 100 V range n printf 4 tEach channel is set to output 12 Vn printf t tMeasure the voltage drop across the resistor output n printf n n pause err viPrintf dac APPLY d VOLTAGE f OPC n i 1 v_out voltage output if err VI SUCCESS err handler dac err err viScanf dac d amp opc check enter OPC integer if err VI SUCCESS err_handler dac err compliance results i dmm measure err viPrintf dac OUTPUT d OFF OPC n i 1 Turn output off 3 if err VI SUCCESS err handler dac err err viScanf dac d amp

HP E1418A 8/16-Channel D/A Converter Manual

Contents

Download Pdf Manuals

Related Search

Related Contents