Operator controls and displays
5.1 Operator controls and displays on the Mobile Panel 277 RO
Mobile Panel 277 RO
62 Operating Instructions, 10/2015, A5E36824256-AA
The following figure shows the switching sequence during panic usage.
If the operator has pressed the enabling button through to the "Panic" setting, the "Enable"
setting will be skipped when the switch is released.
The signals of the enabling button are fed to the connection box via the connecting cable.
For manual special operating modes, these signals must be interconnected from the
connection box to the safety circuit using two channels for power interruption.
Note
Releasing the enabling button or
pressing through to the Panic setting does not require
acknowledgment of the safety cut
-out.
The STOP button is designed with two circuits and allows a safety-related stop of the system
being monitored.
The STOP button meets the requirements of Category 3 PL d in accordance with
EN ISO 13849-1:2008/AC:2009 when used in combination with an external monitoring
device. For further safety information, refer to the safety instructions and general notes
chapter.
When you unplug the Mobile Panel 277 RO from the connection box, the Stop circuit of the
system being monitored remains closed.
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