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FIL-D4120 DETECTOR,DUCT,4W,CONVENTIONAL,PHOTO

        FIL-D4120 DETECTOR,DUCT,4W,CONVENTIONAL,PHOTO

        SKU: FIL-D4120
        Fire-Lite Alarms
        SKU: FIL-D4120
        FIL-D4120 DETECTOR,DUCT,4W,CONVENTIONAL,PHOTO. Smoke introduced into an air duct system will be distributed throughout the entire building. Smoke detectors designed for use in air duct systems are used to sense the presence of smoke in the duct. Model D4120 and D4S Duct Smoke Detectors utilize 4-wire photoelectric technology for the detection of smoke. This detection method, when combined with an efficient housing, samples air passing through the duct allowing detection of a developing hazardous condition. When sufficient smoke is sensed, an alarm signal is initiated and appropriate action can be taken to shut off fans, blowers, change over air handling systems, etc. These actions can facilitate the management of toxic smoke and fire gases throughout the areas served by the duct system. The D4120 and D4P120 detectors are designed to operate on 24 VDC/VAC or 120 VAC. Alarm and supervisory relay contacts are available for control panel interface (alarm initiation), HVAC control, and other auxiliary functions. Auxiliary relays are provided for fan shut down.
          • 42% less
          Market price:$536.97 save $223.74
        • $313.23
         
        OR
        FIL-D4120 DETECTOR,DUCT,4W,CONVENTIONAL,PHOTO. Smoke introduced into an air duct system will be distributed throughout the entire building. Smoke detectors designed for use in air duct systems are used to sense the presence of smoke in the duct. Model D4120 and D4S Duct Smoke Detectors utilize 4-wire photoelectric technology for the detection of smoke. This detection method, when combined with an efficient housing, samples air passing through the duct allowing detection of a developing hazardous condition. When sufficient smoke is sensed, an alarm signal is initiated and appropriate action can be taken to shut off fans, blowers, change over air handling systems, etc. These actions can facilitate the management of toxic smoke and fire gases throughout the areas served by the duct system. The D4120 and D4P120 detectors are designed to operate on 24 VDC/VAC or 120 VAC. Alarm and supervisory relay contacts are available for control panel interface (alarm initiation), HVAC control, and other auxiliary functions. Auxiliary relays are provided for fan shut down. Detector interconnection provides signalling of up to 50 other detectors in the loop for multiple fan shut down. These detectors are not designed for 2-wire applications. Model D4120 detectors are designed to be used in air handling systems with air velocities of 100 to 4000 feet per minute. Duct widths from 6 inches to 12 feet can be accommodated. Be sure to check engineering specifications to ensure that the air velocity in the duct falls within these parameters. If necessary, use a velocity meter (anemometer) to check the air velocity in the duct.
          • SKU
            FIL-D4120
          • Weight
            2 lbs
        • Manufacturer
          Fire-Lite Alarms

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