9.2 Set Value Lock
Locks the set values to prevent setting errors.
Make a selection in [Set value lock] in Engineering mode 1.
The setting item to be locked depends on the selection.
Selection Item Change via Keypad Change via Software Communication
Unlock All set values can be changed. All set values can be changed.
Lock 1 None of the set values can be changed.
Lock 2 In Fixed value control, only SV and
Alarm value can be changed.
In Program control, Step SV, Step time
and Alarm value can be changed.
Lock 3 All set values can be changed. Setting items – except Input type,
Controller/Converter – can be changed
temporarily via software communication.
However, if power is turned ON again,
the setting values revert to the values
before Lock 3, 4 or 5 was selected.
Lock 4 None of the set values can be changed.
Lock 5 In Fixed value control, only SV and
Alarm value can be changed.
In Program control, Step SV, Step time
and Alarm value can be changed.
(Example) Selecting Lock 2
Power ON
RUN mode
PV/SV Display
+ (3 sec)
Engineering mode 1
Set value lock [62]
or
Select Lock 2.
(Many times) or (3 sec)
RUN mode
Converter
Now, selection is complete.
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