D4120 duct smoke detector

When sufficient smoke is sense 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 fa-cilitate the management of toxic smoke and fire gases throughout the areas served by the duct system. This unit senses smoke in the most challenging conditions, operating in airflow speeds of 1to 0feet per minute, temperatures of -4°F to 158°F, and. The detector housing shall be UL Listed per UL 268A specifically for use in air handling systems. The fl exible housing of the duct smoke detector fits multiple footprints from square to rectangular.

The flexible housing of the duct smoke detector fits multiple footprints from square to rectangular. Because the detector mounts to round or rectangular ductwork, it is indispensable for Building Automation Systems, BAS, and HVAC applications. Free shipping for many products! Smoke introduced into the 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.

We have up to date information on the newest fire alarm trends such as fire service access elevators, mass notification, voice intelligibility, occupant evacuation elevators and two-way communication for Areas of Refuge. This duct smoke detector features a versatile mounting option for square or rectangular configurations. It is designed with modular construction for installation for either round or rectangular ductwork. Up to detectors can be interconnected for multifan shutdown. Like,subscribe or comment below.

Duct Smoke Detector for Infinity, Evolution, or Ion Controls - Duration: 8:57. With Johnstone, you can stay current on product and technology changes, in addition to programs that make it easy for the contractor. This detection metho when combined with an efficient housing design, samples air passing through the duct allowing detection of a developing hazardous condition. The Top 1Retailers Can Be Found on eBay.

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Item is used but was pulled from a working enviromment. System Sensor LD4P120X Duct Application Smoke Detector Fire Alarm. Open to any Reasonable offers.

At Kele we make it easy to find the right Gas and Specialty Sensors product. DETERMINE MOUNTING LOCATION AND CONFIGURATION Smoke. Fill Your Cart With Color today! The fl exible housing of the duct smoke detector fi ts multiple footprints from square to rectangular.

These conventional duct smoke detectors include a tamper switch feature that in a trouble signal at the fire control panel when the duct detector cover has been removed or is not properly installed. I also wrote and article on hvac school about this same topic linked. This condition will also open the trouble contacts on the board and indicate a trouble condition at the FACU as long as the duct detector is wired correctly.

It would help if you could post the model and make of the unit you are installing it in. Model can accommodate exposure to wide humidity and temperature ranges, plus detector comes with highly visible status.