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= Key 1
= Key 2
= Key 3
= Maximum or consumption = Minimum or supply.
Master password
The four digit master password is needed for service
purpose only and it is not announced to the user.
Function
Description
0004
Delete user password
3846
software update
7645
Restore delivery conditions of the device.
After calling function "0004" the user password is reset
to delivery condition:
User password = "0000".
Now programming can be allowed with user password
"0000" and configuration with function "0002".
The input of the master password is done just like the
input of the user password.
User password
With the four digit user password the user can protect the
programmed data and configuration against unintentio-
nal change. The programming and configuration will
nevertheless be displayed.
In delivery condition the user password is "0000".
If the user cannot remember the user password, it can be
changed with the master password only.
The protection of the user password is not available for
access to data within the UMG503 via the serial inter-
faces.
There are four functions for the user password at your
disposal:
Function
Description
1
Lock programming and configuration
2
Admit programming and configuration.
3
Input user password
4
Delete user password.
To activate a function, the user password and the desired
function must be put in the password menu.
A new user password can be put in, when it was deleted
with function 4 by putting in the old user password. A
deleted password is indicated with "0000".
EDIT
CONF
Input
Select the digit to be
changed using
key 1
.
T h e t ex t
E D I T
i s
flashing in the indi-ca-
tion. The selected digit
is flashing.
Change the selected
number using
key 3
.
Save
When you have put in the password and function, press
key 1
as often as no digit is flashing any longer and
confirm with
key 2
.
Function
User password or ma-
ster password
CONF
