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which allows it to be easily programmed to match specific hazard profiles from the fire alarm control panel (FACP)
as well as ALERT-printed devices and L-Series accessories
System Sensor EPS40-2 High/Low Pressure Supervisory Switch
Two SPDT contacts are enclosed in a durable terminal block for added strength
The beam operates primarily on the principle of light obscuration using an infrared beam
System Sensor OSI-R-SS Reflected Type Beam Smoke Detector, 4-Wire HTRI-M (500-034000) which allows it to beSystem Sensor OSI R SS Reflected Type Beam Smoke Detector, 4 Wire, Single Ended, 8" Reflector and Integral Sensitivity Test, (Replaces BEAM1224) OSI R SS is a 4 wire conventional reflector type linear optical beam smoke detector for use in fire alarm systems. The beam operates primarily on the principle of light obscuration using an infrared beam. Optical beam smoke detectors are uniquely suited to protecting buildings with large open areas with high
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