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as well as ALERT-printed devices and L-Series accessories
The SENS-RDR decodes the sensitivity and status data and displays the information on its LCD
allowing for a greater number of appliances on the NAC and fewer power supplies
unmarked speaker strobe
Silent Knight SK-MONITOR Input Intelligent Monitor Module
System Sensor OSI-R-SS Reflected Type Beam Smoke Detector, 4-Wire HTRI-M (500-034000) as well as ALERT-printed devicesSystem 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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