Edwards 700 Series Catalog Page

Conventional Fire Alarms Detectors Series Edwards photoelectric smoke detector is an head and base detector with a optical sensor A pulsed infrared light source and a high speed photodiode element are housed in an omni directional chamber protected by an insect screen chamber is not affected by ambient light detector features a field replaceable optical to simplify cleaning The 721UT detector includes integral fixed heat detectors 700 Series smoke detectors are suitable use in commercial and industrial environments the detector drifts out of its UL Listed sensitivity or fails internal diagnostics the alarm LED once a second to indicate trouble This NFPA 72 field sensitivity testing require without the need for external meters a magnet near the detector integral switch activates a self diagnostic routine provides visual indication of sensitivity level if service is required drift compensation allows the detector to adjust its sensitivity over time as it dirty and Specifications operation need for external meters to 49 Information Self Diagnostic Detector Self Diagnostic Detector with Heat Self Diagnostic Detector Bases No DC A A DC A A 0.37 0.37 of Wire sec max sec max AWG AWG optical Chambers of 10 No TEMP Fire Alarms Detectors Series and Dimensions No Shipping lb in in