Operator Controls; Handwheel - Siemens SIMATIC HMI Operating Instructions Manual

Operator controls and displays

5.5 Operator controls

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 not be evaluated when leaving the panic setting. A new enable can only be
triggered by releasing the enabling button.
5.5 Operator controls
5.5.1

Handwheel

Introduction
The handwheel is an optional operator control on the Mobile Panel 277F IWLAN. The
handwheel can be turned without a stop and does not have a zero position.
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Mobile Panel 277F IWLAN
Operating Instructions, 12/2007, A5E01003940-01