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6 Replaceable Parts

Introduction ................................................................................ 6-2

Parts lists .................................................................................... 6-2

Ordering information ................................................................. 6-2

Factory service ........................................................................... 6-2

Component layouts .................................................................... 6-3

A Speciﬁcations

Accuracy calculations ............................................................... A-4

Measurement accuracy ....................................................... A-4

Voltage bias accuracy ......................................................... A-4

B Calibration Reference

Introduction ............................................................................... B-2

Command summary .................................................................. B-2

Miscellaneous commands ......................................................... B-3

Current measurement commands .............................................. B-6

Voltage bias commands ............................................................. B-7

Detecting calibration errors ....................................................... B-8

Reading the error queue ..................................................... B-8

Error summary ................................................................... B-8

Status byte EAV (Error Available) bit ................................ B-9

Generating an SRQ on error .............................................. B-9

Detecting calibration step completion ....................................... B-9

Using the *OPC? query ..................................................... B-9

Using the *OPC command ............................................... B-10

Generating an SRQ on calibration complete ................... B-10

C Calibration Program

Introduction ............................................................................... C-2

Computer hardware requirements ............................................. C-2

Software requirements .............................................................. C-2

Calibration equipment ............................................................... C-2

General program instructions .................................................... C-3

Program C-1 Model 2500 calibration program ........................ C-4

Keithley 2500 Service Manual

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