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.
L-Series, red, ceiling-mountable, clear lens, 2-wire, horn strobe marked "FIRE". Selectable strobe settings: 15, 30, 75, 95, 115, 150 and 177 cd.
L-Series, white, wall-mountable, clear lens, strobe marked "ALERT". Selectable strobe settings: 15, 30, 75, 95, 110, 135, and 185 cd. Designed for ECS/MNS applications.
The SpectrAlert Advance SPCWK-R (replacement model) is a white, outdoor, ceiling-mount speaker. Offers mounting plate only – no back box included.
The L-Series SEP-SPSWL is a ALERT, amber lens, white strobe and speaker strobe expander plate (full candela range) back box skirt.
FMM-1 is a standard-sized module (typically mounts to a 4" [10.16 cm] square box) that supervises either a Class A (Style D) or Class B (Style B) circuit of dry-contact input devices.