User`s guide

L4400 User’s Guide vii
Using Sequences 89
Defining a Sequence 90
Querying the Sequence Definition 93
Executing a Sequence 93
Executing a Sequence on an Alarm Condition 94
Deleting Sequences 95
Reading the List of Stored Sequences 95
Instrument State Storage 96
Error Conditions 97
Relay Cycle Count 98
Calibration Overview 98
4 L4421A 40-Channel Armature Multiplexer
Low Frequency Multiplexer Switch Instrument 100
L4421A Measurement Functions 100
L4421A SCPI Command Summary 101
L4421A Example Program Segments 103
L4421A 40-Channel Armature Multiplexer Hardware Description 104
L4421A Simplified Schematic 106
L4421A D-Sub Connectors 107
34921T Terminal Block 108
5 L4433A Dual/Quad 4x8 Reed Matrix
Matrix Switch Instrument 112
L4433A SCPI Command Summary 113
L4433A Example Program Segments 114
Linking Multiple L4433A Instruments 116
L4433A Dual/Quad 4x8 Reed Matrix Hardware Description 118
L4433A Simplified Schematic for Two-Wire Mode 120
L4433A D-Sub Connectors for Two-Wire Mode 121
34933T-001 Terminal Block for Two-Wire Mode 122
L4433A Simplified Schematic for One-Wire Mode 124
L4433A D-Sub Connectors for One-Wire Mode 125
34933T-002 Terminal Block for One-Wire Mode 126