Duct Detector Wiring

Duct detectors are usually installed on the supply duct after the air filters or in the return air stream prior to being diluted by outside air. With all wiring in place install the detector head. Heres how i usually wire in my smoke detectors on rtus and commercial splits.

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Why Are There So Many Contacts On A 4 Wire Duct Detector

System Sensor Convention 4 Wire Duct Smoke Detector D4120 Wiring Instructions

Wiring A Hvac Ducted Smoke Detector Easy Way

Variety of duct smoke detector wiring diagram.

Duct detector wiring. It shows the components of the circuit as streamlined shapes as well as the power as well as signal links between the gadgets. Wire the detectors according to the engineering drawings for the particular job requirements. The air duct smoke detector is a four wire smoke detector with extra contacts. I also wrote and article on hvac school about this same topic linked.

Duct detector wiring diagram. Providing electricity to the assemblys electronics the extra two wires provide power. So the detector can send in its alarm two wires are for the input loop of the fire alarm panel. Energize the duct detector.

This is a video simplifying the duct smoke detectors you will commonly see these installed in the duct work on hvac systems. Model d4120 and d4s duct smoke detectors utilize 4 wire photoelectric technology for the detection of smoke. To avoid the effects of stratification install the sensor inlet tube a minimum of six duct widths beyond any bends in the duct. The housing provides a terminal strip with clamping plates.

A four wire duct detector is part of a conventional fire alarm system. Wiring must conform to applicable local codes ordinances and regulations covering these types of devices. We have accumulated numerous images with any luck this image is useful for you and also help you in finding the answer you are searching for. Wiring a hvac ducted smoke detector easy way.

Wiring instructions the dh100acdclp detectors are designed for easy wiring. Duct detector wiring diagram thanks for visiting my website this message will discuss regarding duct detector wiring diagram. Depending on your duct housing model number. A wiring diagram is a simplified traditional pictorial depiction of an electric circuit.

Wiring connections are made by stripping about 38 of insulation from the end of the wire sliding the bare end under the plate and tightening the clamping plate screw. This detection method when com bined with an efficient housing samples air passing through the duct al lowing detection of a developing hazardous condition. Wiring duct smoke detector a day in the life episode 25 3 9. We would like to show you a description here but the site wont allow us.