photoelectric smoke detector


Also found in: Medical.

photoelectric smoke detector

A sensor used to initiate a fire alarm when smoke reduces the light received by a photoelectric cell in a device containing a light source; most effective in the early detection of fires in the smoldering stage.
References in periodicals archive ?
Tennessee is considering a bill that would require photoelectric smoke detectors. Ohio is looking at the subject and "we expect a bill shortly," Tassell says, adding that he would like to see a bill "that's both going to take care of residents and provide a functional, reasonable process of installation."
Because it was such a seemingly simple project - with less than a dozen magnetic contacts, two dual-technology motion detectors, a low-temperature detector, a projected-beam smoke detector, a gas detector, and four photoelectric smoke detectors in the heated area of the building - and because a floor plan had been provided showing the proposed system layout, there seemed no need for on-site supervision by the museum security specialist, whose office was 120 miles away.
The line includes dual-ionization smoke detectors, photoelectric smoke detectors and specialized strobe-light units for hearing-impaired consumers.
Tenders are invited for replace the existing ionization smoke detectors with photoelectric smoke detectors in the robert a.
Tenders are invited for Photoelectric Smoke Detectors

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