Edwards Signaling 721UT is a photoelectric smoke detector that includes integral fixed temperature heat sensors. It is an interchangeable head and base detector with a light-scattering optical sensor. A pulsed infrared LED light source and a high-speed photodiodesensing element are housed in an omni-directional sensing chamber protected by an insect screen. The chamber is not affected by ambient light. The detector features a field-replaceable optical chamber to simplify cleaning. It is suitable for use in commercial and industrial environments.
The Edwards Signaling 721UT Detector name is one of 13 Detectors from Edwards Signaling featured on TheBigRedGuide.com. View technical specifications, download datasheets and compare the 721UT with other Detectors.