Smoke detector characteristics and application range analysis

Photoelectric smoke detectors are suitable for places where there is a lot of smoke during fires and smoke-free under normal circumstances, such as: restaurants, hotels, teaching buildings, office...

(1) In the early stage of a fire, there is a flame retardant stage, which produces a large amount of smoke and a small amount of heat. In locations with little or no flame radiation, smoke detectors...

(1) How does a smoke alarm work? The smoke is moving upward and reaches the bottom of the sky. Smoke alarm found fire through the smoke. When you don't see the flame or smell the smoke, the smoke...