Keithley 2790 User Manual

4-6 Model 2790 SourceMeter
®
Switch System User’s Manual
Figure 4-3
Model 7702 screw terminal channel designations
TE122
TE121
TE122
TE121
CH1
H L
CH2
H L
CH3
H L
CH4
H L
CH5
H L
CH6
H L
CH7
H L
CH8
H L
CH9
H L
CH10
H L
CH11
H L
CH12
H L
CH13
H L
CH14
H L
CH15
H L
CH16
H L
CH17
H L
CH18
H L
CH19
H L
CH20
H L
H L
CH21
H L
CH22
H L
CH23
H L
CH24
H L
CH26
H L
CH28
H L
CH32
H L
CH34
H L
CH36
H L
CH38
H L
CH39
H L
CH40
H L
CH41
H L
CH42
INPUT
H L
H L
CH25
H L
CH27
H L
CH29
H L
CH31
H L
CH33
H L
CH35
H L
CH37
SENSE
H L
H L
CH30

Keithley 2790 Specifications

General

Brand	Keithley
Model	2790
Category	Switch
Language	English

Summary

Test System Overview

Inflator Tests

Explains the basic tests for inflators: shunt bar, bridgewire, and insulation resistance.

Keithley 7702 Switching Module

Safety Precautions

Follow safety guidelines for using the 7702 module with other modules.

Switching Module Wiring and Installation

Connections and Wiring

Switching Module Installation

Instructions on how to install 7751, 7752, 7753, or 7702 modules into the Model 2790 mainframe.

Inflator Testing

Shunt Bar Test

Details the test circuit and procedure for measuring shunt bar resistance.

Bridgewire Tests

Details the test circuit and procedure for measuring bridgewire resistance.

Insulation Resistance (HIPOT) Tests

Covers measuring inflator insulation resistance, including cable discharge and contact checks.

Model 2790 DMM Ohms Functions

Low Ohms Measurements

4-Wire Ohms

Explains the benefits of the 4-wire ohms technique for measuring low resistance.

Specifications

Models 2790/7751/7752/7753 Specifications

Complete instrument specifications for the Model 2790 and its modules.

Model 7702 Specifications

Complete specifications for the Keithley 7702 module.