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OPERATING MANUAL HPC & UMC4
A valid customer password allows all software parameter changes to be made that are permissible for
customers. After the operator switched the device off or did not touch any keys for about 15 minutes, the
authorization to change settings related to password entry will automatically be canceled. If the operator
does not enter a valid password, all settings can be displayed but not changed. Parameter changes via
HART or Profibus PA may be carried out any time without entering password.
14.2.2 Change customer password
After entering a valid customer password, you may change the existing password and enter a new one.
After selecting the
Change customer password
function and pressing
„Enter“, the following will be dis-
played.
Enter New password
0000
According to the description in Section 13.4.3.2 Input window/modify a value the current value can be
changed.
Press
„Enter“ to confirm and save the new password. Make sure that you entered the desired
password.
A copy of the password should be kept in a safe place.
Reactivation of a transmitter at the
ven
dor’s site due to a lost password is not part of our warranty.
14.2.3 Service password
You do not need the service password for setting the functions necessary for operation.
The service password is reserved for service technicians and not provided to customers. Correct settings
are essential for proper operation of the device (e.g. parameterization and calibration values).
