User`s manual

Contents
Contents 1
Warranty ....................................................................................................................... 5
Safety Symbols ............................................................................................................. 6
WARNINGS................................................................................................................. 6
Declaration of Conformity............................................................................................ 7
Reader Comment Sheet ................................................................................................ 9
Chapter 1
Getting Started ............................................................................................................. 11
Using This Chapter ..................................................................................................... 11
Multiplexer Module Description ................................................................................ 11
General Description ............................................................................................. 11
Multiplexer Channel Descriptions and Connections ........................................... 11
Programming the Multiplexer Module ....................................................................... 14
Selecting Channels .............................................................................................. 14
SCPI Command Format Used in This Manual .................................................... 16
Initial Operation.......................................................................................................... 17
Chapter 2
Configuring the Relay Multiplexer Modules ............................................................ 19
Warnings and Cautions............................................................................................... 19
Connecting Field Wiring ............................................................................................ 20
Wiring Guidelines ............................................................................................... 20
Wiring a Terminal Module ......................................................................................... 21
Connecting the Analog Bus ........................................................................................ 22
Setting the Card ID ..................................................................................................... 23
Setting the Logical Address Switch............................................................................ 23
Using the Multiplexer Module with an HP Mainframe or Command Module .......... 24
Using the Scanning Voltmeter Configuration ..................................................... 24
Using the Switchbox Configuration .................................................................... 25
Verifying Correct Logical Address Settings ....................................................... 25
Selecting the Interrupt Priority ................................................................................... 26
5 Volt Excitation for Strain Gages.............................................................................. 27
Adding Signal Conditioning Components/Current Shunts......................................... 27
Connecting User Inputs .............................................................................................. 29
Chapter 3
Using the Relay Multiplexer Modules ........................................................................ 31
Using This Chapter ..................................................................................................... 31
Multiplexer Commands .............................................................................................. 31
Connecting Switchbox Channels to Common ............................................................ 32
Connecting Switchbox Channels to Tree Terminals for Making Measurements....... 34
Scanning a Range of Switchbox Channels ................................................................. 36
Measuring Temperature Using Thermocouples
(E1344A/47A Modules Only).................................................................................. 39