Operator controls and displays
5.5 Operator controls
Mobile Panel 277F IWLAN
Operating Instructions, 12/2007, A5E01003940-01
105
①
Handwheel with recess
Operation
To facilitate operation, the handwheel has a small recess.
5.5.2
Key-operated switch
Introduction
The key-operated switch is an optional operator control on the Mobile Panel 277F IWLAN.
The key-operated switch is used to lock functions that can be triggered via the
Mobile Panel 277F IWLAN.
①
Key-operated switch
Operation
The followinig figure shows the three switch positions of the key-operated switch, I-0-II.