System Sensor MDL3W Siemens The intelligent manual station has

The intelligent manual station has a pair of rotary decimal switches which allows for two-digit address setting

Use the D7044 supervised input in a Class B configuration

and EN54-12

a hand-held microphone

The Duct Detector Test Switch (Model TSM-1) is a key-activated device that tests detectors for proper

System Sensor MDL3W Siemens The intelligent manual station hasThe MDL3 Module is designed to work with the SpectrAlert and SpectrAlert Advance series of notification appliances to provide a means of synchronizing the temporal coded horns and chimes, synchronizing the one second flash timing of the strobe, and silencing the horns and chimes of the horn strobe and chime strobes combination over a two wire circuit while leaving the strobes active.