Keithley 2701

Resistance measurements ( Ω 2 and Ω 4) ................................... 3-20
Connections ....................................................................... 3-20
Standard resistance measurements .................................... 3-23
Offset-compensated ohms ................................................. 3-24
Measurement methods ...................................................... 3-25
4-wire common-side (CSID) ohms measurements
(7701 module) ............................................................... 3-32
Temperature measurements ...................................................... 3-33
Thermocouples .................................................................. 3-33
Thermistors ....................................................................... 3-36
4-wire RTDs ...................................................................... 3-37
Connections ....................................................................... 3-38
Temperature measurement configuration .......................... 3-42
Temperature measurement procedure ............................... 3-45
Frequency and period measurements ....................................... 3-46
Trigger level ...................................................................... 3-46
Gate time ........................................................................... 3-46
Connections ....................................................................... 3-47
Frequency and period measurement procedure ................ 3-48
Continuity testing ..................................................................... 3-48
Connections ....................................................................... 3-49
Continuity testing procedure ............................................. 3-50
Remote programming for basic measurements ........................ 3-51
Basic measurement commands ......................................... 3-51
Basic measurement programming examples .................... 3-57
Measurement queries ............................................................... 3-58
:FETCh? ............................................................................ 3-58
:READ? ............................................................................. 3-59
:MEASure[:<function>]? .................................................. 3-60
[:SENSe[1]]:DATA:FRESh? ............................................. 3-60
[:SENSe[1]]:DATA[:LATest]? .......................................... 3-61
Examples ........................................................................... 3-61
4 Range, Digits, Rate, Bandwidth, and Filter
Range ......................................................................................... 4-2
Measurement ranges and maximum readings ..................... 4-2
Manual ranging ................................................................... 4-3
Auto ranging ....................................................................... 4-3
Scanning .............................................................................. 4-3
Remote programming — range .......................................... 4-4
Digits .......................................................................................... 4-6
Scanning .............................................................................. 4-6
Remote programming — digits .......................................... 4-6