Keithley 3730 User Manual

Contents
System Switch/Multimeter
User's Manual
ii
Document Number: 3700S-900-
01 Rev. A / August 2007
Closing and Opening Switching Module Channels 4-1
Close/open overview .................................................................................................... 4-1
Channel operation (non-channel pattern operation) ......................................................... 4-2
Channel pattern operation .............................................................................................. 4-2
Close/open commands and operation ............................................................................. 4-5
Close/open bus operation ............................................................................................... 4-6
Close/open key operation ............................................................................................... 4-7
Channel attributes .......................................................................................................... 4-7
Duality with example ....................................................................................................... 4-8
Channel and backplane notation ................................................................................... 4-10
Channel list parameter <ch_list> ................................................................................... 4-12
Channel operation ...................................................................................................... 4-13
2-wire functions ............................................................................................................ 4-14
4-wire functions (paired channels) ................................................................................. 4-14
Identifying installed modules and viewing closed channels ......................................... 4-15
Switching module queries (remote operation) ................................................................ 4-15
Break Before Make and connecting sequentially ......................................................... 4-16
Relay closure count .................................................................................................... 4-17
Basic Digital Multimeter (DMM) Operation 5-1
DMM measurement capabilities.................................................................................... 5-1
High-energy circuit safety precautions .......................................................................... 5-2
Performance considerations ......................................................................................... 5-3
Warm-up ........................................................................................................................ 5-3
Autozero ........................................................................................................................ 5-3
Line cycle synchronization .............................................................................................. 5-4
Voltage measurements (DCV and ACV) ....................................................................... 5-4
DCV input divider ........................................................................................................... 5-5
Connections ................................................................................................................... 5-5
Schematic ...................................................................................................................... 5-7
Voltage measurement procedure .................................................................................... 5-8
AC voltage measurements and crest factor ..................................................................... 5-9
Speed, accuracy, and settling times for AC current and voltage ..................................... 5-11
Low level considerations ............................................................................................... 5-14
Current measurements (DCI and ACI) ........................................................................ 5-15
Amps measurement procedure ..................................................................................... 5-15
AMPS analog backplane fuse replacement................................................................. 5-16
Resistance measurements ......................................................................................... 5-17
Basic resistance measurements .................................................................................... 5-17
Offset compensated ohms (OC+) .................................................................................. 5-17
Dry circuit testing (DRY+) ............................................................................................. 5-17
Connections ................................................................................................................. 5-17
Standard resistance measurements .............................................................................. 5-20
Offset-compensated ohms ............................................................................................ 5-20
Dry circuit ohms (DRY+) ............................................................................................... 5-23
Measurement methods ................................................................................................. 5-26

Keithley 3730 Specifications

General

Brand	Keithley
Model	3730
Category	Multimeter
Language	English