Keithley 2000 Calibration Manual

Command summary
Table 3-1 summarizes Model 2000 calibration commands.
Table 3-1
Calibration command summary
Command Description
:CALibration
:PROTected
:CODE ‘<up to 8 char. string>’
:COUNt?
:INITiate
:LOCK
:LOCK?
:SAVE
:DATE <year>, <month>, <day>
:DATE?
:NDUE <year>, <month>, <day>
:NDUE?
:DC
:STEP0
:STEP1
:STEP2 <NRf>
:STEP3 <NRf>
:STEP4 <NRf>
:STEP5 <NRf>
:STEP6 <NRf>
:STEP7 <NRf>
:STEP8 <NRf>
:STEP9 <NRf>
:STEP10 <NRf>
:STEP11 <NRf>
:STEP12 <NRf>
Calibration root command.
All commands in this subsystem are protected
by the calibration lock (except queries and
:CODE).
Calibration code or password (default:
KI002000).
Request the number of times the unit has been
calibrated.
Initiate calibration.
Lock out calibration (opposite of enabling cal
with :CODE command).
Request comprehensive cal lock state.
(0 = locked; 1 = unlocked)
Save cal constants to EEROM.
Send cal date to 2000.
Request cal date from 2000.
Send next due cal date to 2000.
Request next due cal date from 2000.
DC cal steps.
Rear terminal short step.
1
Front terminal short circuit.
Open circuit.
10V DC step.
-10V DC step.
100V DC step.
1k
Ω 4-wire step.
10k
Ω 4-wire step.
100k
Ω 4-wire step.
1M
Ω 4-wire step.
10mA DC step.
100mA DC step.
1A DC step.
3-4 Calibration Command Reference

Keithley 2000 Specifications

General

Digits	6.5
DC Voltage Range	100 mV to 1000 V
AC Voltage Range	100 mV to 750 V
Resistance Range	100 Ω to 100 MΩ
Connectivity	IEEE-488 (GPIB)
Display Type	VFD