Siemens SR-35 13/03 or contactor units for function

or contactor units for function control

A Signature Series photoelectric sensor is incorporated into the design of each SIGA-SD duct smoke detector

— FMM‐100WPBB‐R Weatherproof Back Box (red)

and office buildings

sends data to the panel representing the state of the manual switch

Siemens SR-35 13/03 or contactor units for functionThe System 3 supplementary relay module (Model SR 35) from Siemens Fire Safety is designed to activate or deactivate external circuit controls, such as: door releases, fan shutdown and other fire related equipment. Model SR 35 contains eight (8) independent relays with SPDT contacts rated at 2 Amps max. Each relay can be selected to operate either in a high level signal from appropriate System 3 modules or via an open collector input signal commonly