How to unlock the calibration function in Keithley 2100 Series DMM.

Question:

How to unlock the calibration function in Keithley 2100 Series DMM.

Answer:

1. Unlock the calibration function by sending the SCPI command:

        CAL:PROT:CODE (up to 8-character string)

    The default code is command is:

       CAL:PROT:CODE p8125652

2. Initiate the calibration routine by sending the SCPI command:

      CAL:PROT:INIT

You must first unlock the calibration procedure or you will be unable to initiate the command.

If you experience error (701) it because the init command was not issued when the unit calibration was locked "0".

The "1" does not show up until the cal:prot:init command is sent successfully.

 

The steps above are listed in the model 2100 series calibration manual (2100-905-01A).

This FAQ Applies to:

Product Series: Keithley 2100 Series: 6½-Digit USB Multimeter

Product: 2100/100, 2100/120, 2100/220, 2100/230-240

FAQ ID : 470926

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