Keithley 2635

Series 2600 System SourceMeter® Instruments Reference Manual Table of Contents
2600S-901-01 Rev. C / January 2008 iii
4 Basic Operation...................................................................................... 4-1
Overview ..................................................................................................... 4-2
Operation overview ..................................................................................... 4-2
Source-measure capabilities ................................................................ 4-2
Compliance limit ................................................................................... 4-3
Setting the compliance limit.................................................................. 4-4
Basic circuit configurations ................................................................... 4-5
Operation considerations ............................................................................ 4-6
Warm-up ............................................................................................... 4-6
Auto zero .............................................................................................. 4-6
NPLC caching....................................................................................... 4-6
Basic source-measure procedure ............................................................... 4-8
Front panel source-measure procedure ............................................... 4-8
Remote source-measure procedure..................................................... 4-9
Measure only............................................................................................. 4-11
Sink operation ........................................................................................... 4-12
Ohms measurements................................................................................ 4-12
Ohms calculations .............................................................................. 4-12
Ohms ranging ..................................................................................... 4-12
Basic ohms measurement procedure................................................. 4-12
Ohms sensing..................................................................................... 4-13
Sense selection .................................................................................. 4-14
Remote ohms programming ............................................................... 4-15
Power measurements ............................................................................... 4-16
Power calculations.............................................................................. 4-16
Basic power measurement procedure................................................ 4-16
Remote power programming .............................................................. 4-16
Contact check measurements................................................................... 4-17
Overview............................................................................................. 4-17
Contact check commands .................................................................. 4-18
Contact check programming example ................................................ 4-19
5 Sweep Operation.................................................................................... 5-1
Overview ..................................................................................................... 5-2
Section overview................................................................................... 5-2
Sweep overview.................................................................................... 5-2
Sweep characteristics ................................................................................. 5-3
Linear staircase sweeps ....................................................................... 5-3
Logarithmic staircase sweeps............................................................... 5-4
Pulse sweeps........................................................................................ 5-6
Custom (list) sweeps ............................................................................ 5-6
Sweep measurement storage............................................................... 5-7
Sweep functions.......................................................................................... 5-7
Staircase sweep functions .................................................................... 5-8
Pulse sweep functions.......................................................................... 5-8
Custom sweep functions....................................................................... 5-9
Running sweeps.......................................................................................... 5-9
Front panel............................................................................................ 5-9
Sweep programming examples ............................................................ 5-9
6 Range, Digits, Speed, Rel, and Filters .............................................. 6-1
Overview ..................................................................................................... 6-2
Range.......................................................................................................... 6-2
Available ranges ................................................................................... 6-2
Maximum source values and readings ................................................. 6-3
Ranging limitations ............................................................................... 6-3
Manual ranging..................................................................................... 6-3
Auto ranging ......................................................................................... 6-3
Low range limits.................................................................................... 6-3
Range considerations........................................................................... 6-4
Range programming............................................................................. 6-4
Digits ........................................................................................................... 6-6
Setting display resolution...................................................................... 6-6
Remote digits programming.................................................................. 6-6