Siemens SIRIUS ACT 3SU1 System Manual page 165

Installation of protective cover
1. Before you install the protective cover (3SU1900-0EC10-0AA0), you must clean the
surface on which the cover will be mounted
2. Install the sensor switch.
3. Remove the protective film from the rear face of the protective cover
4. Mount the protective cover in the space provided (use adhesive to fix cover in position).
Switching states of the sensor switch
● LED shows a green light ⇒ sensor switch active
● LED shows a yellow light ⇒ sensor switch actuated
SIRIUS ACT 3SU1 pushbuttons and signaling devices
System Manual, 08/2018, A5E03457306020A/RS-AK/010
3SU12 compact units
7.2 Mounting
165