Illuminated Pushbutton - Siemens SIMATIC HMI Operating Instructions Manual

Operator controls and displays
5.5 Operator controls
The key can be removed in the switch setting 0.
Remove the key after use. This avoids possible damage to the key if the HMI device falls
down.
Note
The key to the key-operated switch is supplied together with the HMI device. The key does
not have an HMI device-dependent coding. This means the key can be used on any
Mobile Panel 277F IWLAN.
5.5.3

Illuminated pushbutton

Introduction
The illuminated pushbuttons are optional operator controls on the
Mobile Panel 277F IWLAN. The illuminated pushbuttons are available for fast digital inputs.
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Mobile Panel 277F IWLAN
Operating Instructions, 12/2007, A5E01003940-01