MP270 Operation
4-8
MP270 Equipment Manual
Release 01/99
4.2.3 Enter symbolic values
Selection field
Values are not entered in selection fields character by character, but selected from
a text list. This enables, for example, a motor to be switched on and off by means
of the entries ON and OFF.
ON
ON
OFF
Action
Step Keys Description
1 Select selection
field
e.g.
The selection field is marked.
2 Open selection
field
The selection list is opened.
3 Move to
required entry
Cursor moves line by line.
4 Apply input
or
The value assigned to the selected entry
becomes valid.
The selection field is closed.
Cancel input The original value is reset.
The selection field is closed.
Tip
After pressing an alphanumeric key, the first list entry which begins with the
corresponding character is selected.
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