Keysight Technologies 34921A User Manual

8 Keysight 34921A-34925A User’s Guide
34923A D-Sub Connectors for Two- or Four-Wire Mode . . . . . . . . 35
34923T-001 Terminal Block for Two-Wire or Four-Wire Mode . . . 37
34923A Simplified Schematic for One-Wire Mode . . . . . . . . . . . . . 39
34923A D-Sub Connectors for One-Wire Mode . . . . . . . . . . . . . . . 40
34923T-002 Terminal Block for One-Wire Mode . . . . . . . . . . . . . . 42
34924A 70-Channel Reed Multiplexer . . . . . . . . . . . . . . . . . . . . . . . 43
34924A Simplified Schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
34924A D-Sub Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
34924T Terminal Blocks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
34925A 40/80-Channel Optically-Isolated FET Multiplexer . . . . . . . . 51
Two-Wire Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Four-Wire Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
One-Wire Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Interlock Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Overvoltage Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
34925A Simplified Schematic for Two- or Four-Wire Mode . . . . . . 54
34925A D-Sub Connectors for Two- or Four-Wire Mode . . . . . . . . 55
34925T-001 Terminal Block for Two-Wire or Four-Wire Mode . . . 57
34925A Simplified Schematic for One-Wire Mode . . . . . . . . . . . . . 59
34925A D-Sub Connectors for One-Wired Mode . . . . . . . . . . . . . . 60
34925T-002 Terminal Block for One-Wire Mode . . . . . . . . . . . . . . 62

Keysight Technologies 34921A Specifications

General

Brand	Keysight Technologies
Model	34921A
Category	Measuring Instruments
Language	English