29
You can change the display contrast in
stages.
1.
Confirm
"CONTRAST"
with
OK
.
2.
Use +/- to set the required value (0
to 15).
3. OK
to confirm
Locking out controls (key lock)
You can lock out the controls by switch-
ing on key lock.
1.
Confirm
"KEY LOCK"
with
OK
.
2.
Press +/- to select
"WITH KEY-
LOCK"
or
"NO KEYLOCK"
.
3. OK
to confirm
The display then shows only
"KEY
LOCK"
and a key symbol.
Temporarily interrupting or unlocking key lock
Press and hold
INFO
for longer than 3
seconds.
You can then temporarily operate the
device or unlock the key lock. See
above.
Changing the display format of fault messages
1.
Press
OK
to confirm the
"ERROR
FORMAT"
.
2.
Press +/- to select
"HEXADECI-
MAL"
.
Do not adjust
"DECIMAL"
.
3. OK
to confirm
Returning all settings to their delivered condition
All settings made after commissioning
will be lost.
1.
Confirm
"FACTORY SET"
with
OK
.
"CONFIRM"
appears.
2. OK
to confirm
Further adjustments
Setting the contrast
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