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Smoke Detector Sensitivity


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Smoke Detector Sensitivity. Sensitivity tests can be conducted by a recognized, calibrated test method with smoke or listed aerosol, or with equipment specifically designed for calibrating sensitivity in smoke detectors. There are several options for performing sensitivity tests on smoke detectors.

Detector Sensitivity Testing Product Information & Support SDi Fire
Detector Sensitivity Testing Product Information & Support SDi Fire from sdifire.com

Sensitivity testing must be performed per nfpa 72. What is smoke alarm sensitivity? The sensitivity of smoke detectors can often be attributed to environmental factors such as dust, humidity, and temperature fluctuations.

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Detector Sensitivity Testing Product Information & Support SDi Fire

Smoke alarm sensitivity refers to how easily the alarm detects smoke particles in the air. The only real way to determine sensitivity is to use a cloud chamber. A cloud chamber slowly increases the amount of smoke, and when the smoke detector goes into alarm, the cloud chamber shows the amount of smoke that caused the alarm. How is the sensitivity of a smoke detector determined?

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