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For prevention of condensation
providing exact locations for pinpointing alarm locations and for selective maintenance
The gray textured enamel finish of the annunciators complements any decor
optical sensing chambers
Notifier FDM-1A Intelligent Dual Monitor Module Simplex 2190-9161 For prevention of condensationThe Notifier FDM 1A provides two independent 2 wire initiating device circuits (IDC), at two separate, consecutive addresses. It is capable of monitoring normally open contact fire alarm and supervisory devices, or either normally open or normally closed security devices. The module has a single panel controlled red LED. Notifier FDM 1A, Dual Monitor Module, is intended for use in intelligent, two wire systems. Also, this device is a standard sized
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