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7.18 Setting a customized key number
To avoid the unauthorized modification of functions and parameters of the controller, the de-
fault key number can be replaced with an individual key number.
Choose your custom key number between 0100 and 1900.
Proceed as follows:
Switch to configuration and parameter level. Display shows:
0 0 0 0
q
Set key number 1995.
Confirm key number.
q
Adjust valid key number.
Confirm key number. Key number blinks.
q
Adjust desired custom key number.
Confirm custom key number.
This new key number is now valid.
EB 5576 EN
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System-wide functions