ABB REF 542plus - 7 Operating the Primary Objects

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7. Operating the primary objects
The primary objects can be operated from the HMI when the selected control mode
is local or local and remote. The Object control push buttons allow operating the
primary objects.
Press
to step through the available objects until the desired object is selected (it
will appear highlighted in the SLD). The object remains highlighted until the open
or close push button is pressed or the time-out has elapsed.
Press
to open the selected object.
Press
to close the selected object.
Only primary objects controlled directly by REF 542plus can be
selected. For example, REF 542plus will show the correct position of a
manual disconnect switch after an operation, but it will not be possible
to select it.
Multifunction Protection and Switchgear Control Unit
Operator's manual
REF 542plusREF 542plus
1MRS755869