Calibration Adjustment Commands Summary; Remote Adjustment Procedure; Step 1. Prepare The Model 2461 For Adjustment - Tektronix KEITHLEY SourceMeter 2400 Series Calibration And Adjustment Manual

Model 2461 Calibration and Adjustment Manual

Calibration adjustment commands summary

The following table summarizes the Model 2461 calibration adjustment commands. For more detailed
descriptions of the commands, see the
SCPI command
:CALibration:PASSword
<change code to unlock>
:CALibration:ADJust:COUNt?
:CALibration:ADJust:DATE
:CALibration:ADJust:DATE?
:CALibration:VERify:DATE
:CALibration:VERify:DATE?
:CALibration:LOCK
:CALibration:LOCK?
:CALibration:UNLock <password>
:CALibration:SAVE
:CALibration:ADJust:SENSe
:CALibration:ADJust:SENSe:DATA?
:CALibration:DIGitize:ADJust:SENSe
:CALibration:ADJust:SOURce
:CALibration:ADJust:SOURce:DATA?
* Adjustment data is not saved if calibration constants were not unlocked with the
:CALibration:UNLock <password> command.
If you change the default calibration password and you forget the new password, you must return the
Model 2461 to the Keithley Worldwide Service Center to reset the calibration password. This
password is unique to calibration and is not the same as the instrument password that is described in
the Model 2461 Reference Manual.

Remote adjustment procedure

Use the following procedure to adjust the Model 2461.

Step 1. Prepare the Model 2461 for adjustment

Verify that the adjustment environment, instrument, and test equipment are set up as described in
Preparing for calibration verification and adjustment
2461-905-01 Rev. A / February 2016
Command reference (on page 5-1) section.
Description
Unlock calibration:* Changes the password if
calibration constants are already unlocked. The
default password is KI002400.
Query the number of times the Model 2461
calibration constants have been adjusted.
Note: The adjust count is incremented
automatically each time a customer adjustment
is completed. The adjust count can only be
reset at the Keithley Instruments factory.
Set or query the date the Model 2461
calibration constants were last adjusted (year,
month, day).
Set or query the date the Model 2461
calibration constants were last verified (year,
month, day).
Set or query whether or not the Model 2461
calibration constants are locked or unlocked.
Unlock the Model 2461 calibration constants.
Save the updated calibration constants to
nonvolatile memory.*
Set the new adjusted sense data value.
Query the new adjusted sense data.
Adjust digitizer circuits.
Set the new adjusted source data value.
Query the new adjusted source data.
(on page 2-1).
Section 4: Adjustment
4-7