Smoke Detector, System Sensor D4120, 4 wire photoelectric, New

Description

4 Wire Smoke Duct Detector from System Sensor, Innovair Flex, Model D4120, Input Power is 24v AC/DC or 120 V AC. The InnovairFlex D4120 4-wire photoelectric duct smoke detector features a pivoting housing that fits both square and rectangular footprints. Because the detector mounts to round or rectangular ductwork, it is indispensable for Building Automation Systems, BAS, and HVAC applications. This duct detector unit senses smoke in the most challenging conditions, operating in airflow speeds of 100 to 4,000 feet per minute, temperatures of -4ºF to 158°F, and a humidity range of 0 to 95 percent (non-condensing). A plug-in duct sensor head offers improved false alarm immunity and simple installation, testing, and maintenance. An improved cover design isolates the sensor head from the low-flow feature for simple maintenance. This is for the smoke detector as pictured. No sampling tubes or other accessories are included. Other than this device being new in the box I know nothing else about its use. It is your responsibility to know that this devioce will work in your application. Additional information can be obtained by doing a google search.
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