FZM-1 is a standard-sized module used to monitor and supervise compatible two-wire, 24 volt, smoke detectors on a Class A (Style D) or Class B (Style B) circuit.
The 2151 low-profile photoelectronic detector uses a state-of-the-art optical sensing chamber. This detector is designed to provide open area protection and to be used with compatible UL listed contro
With 4 independent amplifier channels (100 V), the 4XD125B is compatible with the Variodyn D1 system and controlled by its DOM4-8 or DOM4-24. The NF inputs and control inputs are connected to the DOM
The Thermotech 302 Series rate-anticipation heat detec- tors operate within a controlled range of two to three de- grees of their set points, regardless of the speed or rate of temperature rise.
The SpectrAlert Advance SPSCWK-R (replacement model) is a white, outdoor speaker strobe for ceiling installation with selectable strobe settings of 15, 15/75, 30, 75, 95, 110 and 115 cd. Offers mounti
The SD-651 is designed to meet the performance criteria designated by UL. Its sensing chambers are sealed against back pressure air flow, dirt, and insects.