ADLINK Technology PXI-7931, User Manual

Page 1: ...PXI 7931 4x8 2 Wire Matrix Module User s Manual Manual Rev Rev 1 1 Date February 8 2020 Part Number 50 17009 1010...

Page 2: ...idental or consequential damages arising out of the use or inability to use the product or documentation even if advised of the possibility of such damages This document contains proprietary informati...

Page 3: ...mers are encouraged to dispose of them in accordance with the product disposal and or recovery programs prescribed by their nation or company Battery Labels for products with battery California Propos...

Page 4: ...elp or service please contact us at Ask an Expert http askanexpert adlinktech com ADLINK Technology Inc Web Site http www adlinktech com Sales Service Service adlinktech com Telephone 886 2 8226 5877...

Page 5: ...anical Drawing 6 2 4 Installing the switch module into a PXI Platform 6 Chapter 3 Signal Connection 9 3 1 PXI 7931 Topology 9 3 2 PXI 7931 Pin assignment Description 10 3 3 TB 6231 Terminal Board 11 C...

Page 6: ...cifications and applications Chapter 2 Installation Describes how to install a switch module into a PXI chassis For software library and utilities installation please refer to the Software Users Guide...

Page 7: ...upon the trigger from external measurement devices such as a DMM The scan list can also advance when the scan delay timer expires PXI trigger functions are supported and software programmable Multipl...

Page 8: ...ax switching voltage 220VDC 125VAC Max switching power 60VA 60W Failure rate 10 A 10mVDC Contact resistance 100m max Relay set reset time Operate time 4ms max Release time 4ms max Bounce time 1ms max...

Page 9: ...62 pin D submale Operating temperature 0 to 55 C Storage temperature 20 to 70 C Humidity 5 to 95 non condensing Power requirements when all relays are activated simultaneously 5V 3 3V 1A 400mA Dimensi...

Page 10: ...4 Introduction This page intentionally left blank...

Page 11: ...ler from whom the product was purchased Keep the shipping materials and carton for future storage or shipping 2 2 Unpacking ADLINK switch module contains sensitive electronic components that can be ea...

Page 12: ...link the chassis backplane With its modular rugged and high shock resistant mechanical features the switch module functions exceptionally well in any harsh environment application 2 4 Installing the...

Page 13: ...Installation 7 Figure 2 Installing the switch module into a PXI platform...

Page 14: ...This page intentionally left blank 8 Installation...

Page 15: ...ect or disconnect any number of rows to any number of columns in the same bank This configuration can let user simultaneous connects one or more input signals to one or more devices All signal paths o...

Page 16: ...able 1 Pin Assignment Signal Name Type Description C0 to C15 C0 to C15 Input Output Columns signals are connected to the switch module R0 to R7 R0 to R7 Input Output Rows signals are connected to the...

Page 17: ...matrix configurations The TB 6231 s default configuration is a 4 group 2x4 matrix in 2 wire If other matrix configurations are preferred users can refer the table below to short the relative pads For...

Page 18: ...nal Connection Figure 4 2x4 Matrix I In this configuration the TB 6231 would not have any shorted pads The grid below shows the names used for software configuration with corresponding traces to the T...

Page 19: ...Signal Connection 13 Figure 5 2x4 Matrix II...

Page 20: ...nk1 each has two rows and eight columns The following diagram illustrates the PXI 7931 with the TB 6231 to produce relative paths Figure 6 2x8 Matrix I To use a 2x8 matrix short the following TB 6231...

Page 21: ...tion 15 Figure 7 2x8 Matrix II 2x16 Matrix This configuration has one independent 2x16 matrix with two rows and 16 columns The following diagram illustrates the PXI 7931 with the TB 6231 to produce re...

Page 22: ...tion Figure 8 2x16 Matrix I To use a 2x16 matrix short the following eight TB 6231 pads The grid below shows the names used for software configuration with corresponding traces to the TB 6231 Figure 9...

Page 23: ...each with four rows and four columns The following diagram illustrates the PXI 7931 with the TB 6231 to produce relative paths Figure 10 4x4 Matrix I To use a 2x16 matrix short the following 16 TB 62...

Page 24: ...onnection Figure 11 4x4 Matrix II 4x8 Matrix This configuration has one 4x8 matrix Bank0 with four rows and eight columns The following diagram illustrates the PXI 7931 with the TB 6231 to produce rel...

Page 25: ...gnal Connection 19 Figure 12 4x8 Matrix I To use a 2x16 matrix short the following 24 TB 6231 pads The grid below shows the names used for software configuration with corresponding traces to the TB 62...

Page 26: ...20 Signal Connection Figure 13 4x8 Matrix II...

Page 27: ...dshaking the switch module provides eight channels of programmable digital I O interface to facilitate general purpose control applications To make full use of the flexible trigger and signaling syste...

Page 28: ...n has been debounced and advanced to the next scanlist entry Users can also specify one time or cyclic scanning of scanlist entries This operating mode supports trigger signals for instrument handshak...

Page 29: ...truments or external measurement devices that the relay contacts have settled and ready to take a new measurement The waveform polarity and pulse width of Scanner Advanced signal can also be software...

Page 30: ...e 17 the Scanner Advanced is set to pulsating mode Trigger In Scanner Advanced Relay status P Pattern 3 4 Operation start Figure 17 Handshaking operation Scanner Advanced set in pulsating mode Trigger...

Page 31: ...e two times to guarantee that measurement devices take measurements after the signal path is fully settled and the relays switch as close as possible to their maximum operating speed As the scan delay...

Page 32: ...VM Comp to S_ADV Follow the instructions below to ensure the handshake functions properly 1 Configure ADLINK PXI switch module s Trigger In to rising edge triggered Scanner Advanced output in active...

Page 33: ...se refer to the software programming users guide 4 4 Trigger Bus PXI specification defines eight bused lines across slots in a segment Users can route various trigger signal to synchronize multiple PX...

Page 34: ...28 Operation Theorem Figure 20 Available signal sources for Trigger Bus 7 0 Trigger Bus 7 0 WDT Overflow SHDNn Software Trigger Star Trigger In Trigger In Signal Scanner Adv Signal AUX 3 2...

Page 35: ...still read back the actual logic level on the I O line All digital lines are pulled up to 5V with 10k ohm input resistance Note that AUX 2 0 are dual function pins driving these pins while enabling ha...

Page 36: ...h The blue LED on the front panel of the switch module will switch off when it is ready for operation Tighten the screws on the front panel Note Microsoft Windows 2000 does not natively support hot sw...

Page 37: ...is enabled It will falsely trigger the Switch Module to enter shutdown mode This function is disabled by default For more information please refer to the software programming users guide 4 8 Watchdog...

Page 38: ...users must periodically reset the timer by software command If the timer is not being reset within the specified interval the switch module will generate an overflow signal and set the relay pattern...

Page 39: ...not cover repair costs due to a Damage caused by not following instructions b Damage caused by carelessness on the users part during product transportation c Damage caused by fire earthquakes floods...