Calibration Procedures
1
Keysight U1281A/U1282A Service Guide
41
To change the calibration security code
This feature allows you to enter a security code to prevent accidental or
unauthorized calibration of the meter. The meter will be secured automatically
after power off. Ensure you unsecure the meter by entering the correct security
code before you adjust or calibrate the multimeter.
1
Press
for more than 1 second after unsecuring the multimeter. The
previously saved security code is shown on the display. If you are changing the
calibration security code for the first time or if you have reset the security code
to its factory default,
is shown on the display
2
Set your new calibration security code by entering any four digits ranging from
to
.
– Press or on
to move the cursor to the left or to the right.
– Press
or
to increment or decrement the digit.
3
Press
to save the new calibration security code.
If the new calibration security code has been successfully stored, the display
will show
.
4
Record down your new calibration security code, and store it in a safe location.
for the multimeter display.
Esc
Shift
Hold
Vsense
Hz
Save
Содержание U1281A
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