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Keysight 34959A, User Manual

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Keysight 34959A User’s Guide

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Summary of Contents for 34959A

Page 1: ...Keysight 34959A Breadboard Module User s Guide...

Page 2: ...overnment rights in excess of these rights customarily provided to the public to use modify reproduce release perform display or disclose commercial computer software or commercial computer software d...

Page 3: ...ons which must be taken to maintain safe operation of the instrument Alternating current AC Frame or chassis ground terminal Standby supply Unit is not completely disconnected from ac mains when switc...

Page 4: ...e impaired if it is used in a manner not specified in the operation instructions Before Applying Power Verify that all safety precautions are taken Make all connections to the unit before applying pow...

Page 5: ...he instrument cover Do Not Modify the Instrument Do not install substitute parts or perform any unauthorized modification to the product Return the product to an Keysight Sales and Service Office for...

Page 6: ...itoring and Control Instrument product The affixed product label is as shown below Do not dispose in domestic household waste To return this unwanted instrument contact your nearest Keysight Service C...

Page 7: ...d Technical Support 6 34959A Breadboard Module Description 9 34959A Breadboard Module Disassembly 11 34959A Breadboard Module Layout shown with cover removed 13 Ribbon Cable Header Pin Assignment Info...

Page 8: ...8 Keysight 34959A User s Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK...

Page 9: ...circuitry can access the 34980A mainframe s internal DMM and four Analog Buses Desired measurement and I O functions can be programmed using standard read write commands Internally most of the custom...

Page 10: ...gital Backplane Analog Bus Relays 4 user installed 4 2 wire ABus Relay Drives Relay Drives Digital I O Digital I O Ch 911 914 Ch 101 128 Ch 002 Ch 001 8 bits 8 bits Ribbon Cable Connector P101 Ribbon...

Page 11: ...remove the screw with a Torx T10 driver slide the cover back 5mm as shown and lift the cover up Reverse this procedure to replace the cover 34959A Breadboard Module as Shipped The Keysight supplied P...

Page 12: ...12 Keysight 34959A User s Guide Removal of the Keysight Supplied PC Board Retaining Tab Torx T10 Screw Slide Keysight supplied PC board back 5mm to clear retaining tabs and lift up...

Page 13: ...log Bus relay and Connector to 34980A backplane connection area Ribbon cable headers for connecting custom circuitry External ports for DB50 or DB78 connectors to user field wiring external to the mai...

Page 14: ...to the polarization notches indexing keys on the connectors and headers to correctly identify Pin 1 Connector P102 Supplied 26 Pin Ribbon Cable Header P102 3M part 3429 5602 26 pin 0 1 Ribbon Cable C...

Page 15: ...und 24 Control Line 3 Read Write Status Line 12 Digital Channel 001 Bit 7 25 5V power supply 13 Digital Channel 001 Bit 6 26 Relay Ground Polarization notch Pin 1 Polarization key Pin numbers are show...

Page 16: ...pose relay drive 34 Channel 107 gen purpose relay drive 15 Channel 118 gen purpose relay drive 35 Channel 106 gen purpose relay drive 16 Channel 117 gen purpose relay drive 36 Channel 105 gen purpose...

Page 17: ...formation The following enlargement of the Analog Bus control area of the board shows where to install the relays and make wire connections Analog Bus Relay Installation and Solder Hole Locations WARN...

Page 18: ...and which holes on the Keysight supplied PC board see the photo on page 17 for the locations to solder each two wire output connection 34959A Breadboard Connections to the 34980A Analog Buses CAUTION...

Page 19: ...iagram and connector part numbers are offered as a suggestion WARNING SHOCK HAZARD If any of the relays K101 K104 are installed on the 34959A module s Keysight supplied PC board then an Analog Bus con...

Page 20: ...Custom 40 pin Ribbon Cable note orientation of polarization notch Side View Pin 1 Pin 1 Custom length Parts A and B connect to Part C ribbon cable Part D solder to custom PC ribbon cable header board...

Page 21: ...provided secure the custom board and then reinstall the Keysight supplied PC board When the module assembly is complete replace the sheet metal cover and install the module in an available slot within...

Page 22: ...egree Levels 1 2 and 3 Specification Test Conditions Minimum Typical Maximum Total Power Consumption by customer installed circuits all connections total 6W Maximum Power from 12V Supply 6W Maximum Po...

Page 23: ...dance applies to any circuitry installed in the 34959A module Module Cooling The maximum recommended power consumption dissipation for the breadboard module and its installed circuitry is 6 watts resu...

Page 24: ...from header P102 Pin 1 of the board mounting position for the 40 pin ribbon cable connector carrying relay drive signals and control power from header P101 The center of the two user supplied Dsub ou...

Page 25: ...eader Connection to 40 pin header 34980A backplane Location of sheet metal mounting base holes Diameter 3 18mm Footprint for mounting 50 pin Dsub Pin 1 Pin 1 Dimension A DATUM All dimensions are shown...

Page 26: ...26 Keysight 34959A User s Guide PC Board Footprint of Suggested DB50 Connectors M F All Dimensions are shown in millimeters...

Page 27: ...ight 34959A User s Guide 27 PC Board Footprint of Suggested DB78M Connector PC Board Footprint of Suggested DB78F Connector All Dimensions are shown in millimeters All Dimensions are shown in millimet...

Page 28: ...signals to the Analog Buses or access signals introduced to those buses through other installed modules Refer to Chapter 2 for configuring the internal DMM for making voltage resistance or frequency m...

Page 29: ...e CLOSe 6914 The ROUTe CHANnel LABel command is used to assign a user defined label to any of the 32 channels accessible by the Breadboard Module including the Analog Bus channels These labels may be...

Page 30: ...setting indicating a read request If the read target is byte 1 control line 1 is set strobe low the byte 1 data is read and then control line 1 is set strobe high The strobe pulse width is 3 75 s and...

Page 31: ...ntrol line 3 is then set high If both bytes are targeted in the write SOURce command both control lines 1 and 2 are set strobe low both bytes data are written to the 16 output bits and then both contr...

Page 32: ...igital data from the breadboard you must first configure the digital channel width as byte or word using the CONFigure DIGital WIDTh command The syntax is CONFigure DIGital WIDTh width ch_list Example...

Page 33: ...mbined channel as a word width input note that it is only necessary to specify the first channel in SCPI once the word width has been specified CONFigure DIGital DIRection INPut 5001 Once the data wid...

Page 34: ...s the combined channel as a word width output note that it is only necessary to specify the first channel in SCPI once the two channels have been configured as a word CONFigure DIGital DIRection OUTPu...

Page 35: ...value may be binary valid values from B0000000000000000 through B1111111111111111 hexadecimal valid values from H0 through HFFFF or integer valid values 0 through 65535 and the syntax is SOURce DIGita...

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Page 37: ...scription 9 digital I O command timing 30 dimensions for the custom PC board area 24 disassembly 11 Dsub connector recommendations 24 E electrical specifications 22 I installing custom circuitry 19 L...

Page 38: ...38 Keysight 34959A User s Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK...

Page 39: ...on is subject to change without notice Always refer to the Keysight website for the latest revision Keysight Technologies 2008 2019 Edition 3 July 1 2019 Printed in Malaysia 34980 90059 34980 90059 ww...

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