FDM-1 is a standard-sized dual monitor module used to monitor and supervise two independent two-wire Style B (Class B) dry-contact initiating device circuits (IDCs) at two separate, consecutive addresses in intelligent, two-wire systems.
Photoelectronic Low-Profile Plug-In Detector for Special Applications
Note: For pendent mount applications where remote testing is NOT needed, the 2151 needs to be used with either the B114LP or B114
The SpectrAlert Advance SWK-P is an unmarked, white, outdoor strobe with selectable strobe settings of 15, 15/75, 30, 75, 95, 110 and 115 cd. Outdoor back box included.