ADLINK Technology NuPRO-935A Manual de usuario

PXI-7921 24-CH, Multiplexer DPDT Relay Module User’s Manual Recycled Paper

Installation • 5 2 Installation This chapter describes the installation process for the ADLINK switch module. Please read the contents of the package

6 • Installation Note: DO NOT APPLY POWER TO THE MODULE IF IT HAS BEEN DAMAGED. You are now ready to install the PXI-7921. 2.3 Mechanical Drawing F

Installation • 7 insert the switch module into the chassis. Once inserted, a “click” can be heard from the ejector latch. Tighten the screws on the fr

Signal Connection • 9 3 Signal Connection 3.1 PXI-7921 Topology The ADLINK PXI-7921 is the armature relay multiplexer module which consists of a 24×1

10 • Signal Connection 3.2 PXI-7921 Pin Assignments & Descriptions 22. +5 VOUT 43. COM2+ 23. CH8+ 1. CH0+ 44. COM2- 24. CH8- 2.

Signal Connection • 11 52. CH20- 32. CH12- 10. CH4- 53. CH21+ 33. CH13+ 11. CH5+ 54. CH21- 34. CH13- 12. CH5- 55. CH22+ 35. CH14+ 1

12 • Signal Connection 46. COM3- 26. CH9A- 4. CH1A- 47. CH6B+ 27. CH10A+ 5. CH2A+ 48. CH6B- 28. CH10A- 6. CH2A- 49. CH7B+ 29. CH1

Signal Connection • 13 COM0± (one wire) COM<0..3>± (two wire) COM<0..1>A±(four wire) COM<0..1>B± (four wire) Input/Output Common---

© Copyright 2004 ADLINK Technology Inc. All Rights Reserved. Manual Rev. 1.00: July 9, 2004 Part Number: 50-17011-100 The information in this documen

14 • Signal Connection 2-wire MUX This configuration has one 24x1 2-wire multiplexer Bank0, which has twenty-four channels. The following diagram illu

Signal Connection • 15 2-wire, 2-group MUX This configuration has two 12x1 2-wire multiplexers Bank0 and Bank1, each has twelve channels. The followin

16 • Signal Connection 2-wire, 4-group MUX This configuration has four 6x1 2-wire multiplexers Bank0, Bank1, Bank2 and Bank3, each has six channels. T

Signal Connection • 17 1-wire MUX This configuration has one 48x1 1-wire multiplexer Bank0, which has forty-eight channels. The following diagram illu

18 • Signal Connection 4-wire MUX This configuration has one 12x1 4-wire multiplexer Bank0, which has twelve channels. The following diagram illustrat

Operation Theorem • 19 4 Operation Theorem 4.1 Hardware Block Diagram The ADLINK PXI Switch Module features an onboard FPGA for relay switching contr

20 • Operation Theorem 4.2 Operation Mode The ADLINK PXI Switch Module provides two relay operation modes to accommodate different application require

Operation Theorem • 21 connectors, and signals in the dotted-line box represents switch module’s internal signal. Figure 8: Available signal sources

22 • Operation Theorem Operation start Relay status Trigger In Scanner Advanced TS TA1 TS TA2 TS TA3#0 Pattern #2Pattern #1 Pattern #3 #4 Figures 10

Operation Theorem • 23 TS is the default debounce time for a switch module, i.e. 5ms for PXI-7921. TAn is the user specified scan delay time in the sc

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24 • Operation Theorem module. Figure 12: Signal Connection between Switch Module and Agilent DMM For more information on scanlist configuration,

Operation Theorem • 25 Figure 13: Available signal sources for Trigger Bus[7..0] 4.5 Star Trigger The PXI specification defined 13 matched trigger

26 • Operation Theorem Figure 10: Available signal sources for Star Trigger 4.6 Auxiliary Digital I/O The eight auxiliary digital I/O lines on ADLI

Operation Theorem • 27 4.7 Hot-Swap The Switch Module can be hot-swapped during hardware failure in non-interruptible or high-availability systems wh

28 • Operation Theorem Figure 12: Available trigger sources for emergency shutdown The default relay pattern for emergency shutdown is All-Off o

Operation Theorem • 29 Figure 13:.Available trigger sources for watchdog timer overflow The watchdog timer overflow interval can be programmed

Warranty Policy • 31 Warranty Policy Thank you for choosing ADLINK. To understand your rights and enjoy all the after-sales services we offer, please

Table of Contents • i Table of Contents Chapter 1 Introduction... 1 1.1 Features...

ii • How to use this Manual How to Use This Manual This User Manual is designed to assist users in the installation of the ADLINK PXI-7921, 24-CH Mul

Introduction • 1 1 Introduction ADLINK PXI-7921 is a relay multiplexer module which consists of 24 2-wire relays (DPDT, 2 Form C). PXI-7921 provides

2 • Introduction 1.2 Applications • Industrial ON/OFF control • External high power relay driving and signal switching • Laboratory automation • Ind

Introduction • 3 Safety functions • Emergency shutdown • Logic level: 3.3 V/TTL (5V tolerant) • Active with logic low (for AUX2/SHDNn pin) • Emerge