User Documentation

-57-
No.PF※※-OMP0002-H
Change of security code
In the default setting, the security code is set to [000], but this can be changed to any number.
<Operation>
1. When the key lock has been set, perform the key unlocking procedure (step 4).
2. After the display changes to [UnLoC], press and hold the and buttons simultaneously for 5
seconds or longer.
A new security code can now be entered.
3. Enter a new security code.
The first digit will start flashing. Press the or button to select a value.
Press the button to set, and the next digit to the right will start flashing.
If the button is pressed at the last digit, the first digit will start flashing.
4. After the setting is completed, press and hold the button for 1 second or longer.
The display will stop flashing, and the new security code will be displayed.
At this time, if the or buttons are pressed, any security code changes are lost, and the change of
security code must be repeated.
5. After checking the security code is as required, press the button for 1 second or longer.
The new security code is set and return to measurement mode.