The 640 addressable audio/visual alarm devices are suitable for connection to 2-wire addressable fire detection
And alarm systems.
640 is loop-powered and activation is initiated by a dedicated initiation message from the control and indicating
Equipment. Up to 125 devices can be connected to each alarm zone loop.
Visual, audible and audio/visual models available
Red or white body available for audible alarm device
Loop-powered from control and indicating equipment
Operates when a dedicated activation message is received from the control and indicating equipment
Loud sounder output of 85 db at 1 m
Long-life leds
Low quiescent current
Dip switch address setting