Fire Alarm Testing
Why Doesn't a Smoke Detector Always Detect?
-- The NFPA wants smoke detectors tested in place to make sure smoke enters the smoke chamber. Keep in mind that a smoke detector can't detect smoke that ...
What Happens When a Fire Alarm System is Tested?
-- Once in a while, I can completely inspect a fire alarm system - The system is local only, there is no monitoring company to disable - There are no people around to get confused or greatly annoyed as I sound the alarms...
Should Canned Smoke be Used to Test Smoke Detectors?
-- There have been many discussions about the best way to test smoke detectors --- canned smoke or...
Can a Magnet Really be Used to Test a Smoke Detector?
-- Smoke detectors usually have two ways of being tested. Smoke (smoke particles in the air, or some sort of canned smoke), and magnets (the activation of an internal magnetic...
Can a Real Fire Break Out While the Fire Alarm System is Being Tested?
-- That's what the fire alarm system is there for in the first place, isn't it? To shout fire? Keep that in mind when disabling...
Do I Have to Put The Fire Alarm System On Test?
-- It's the owner's fire alarm panel. The owner has bought and paid for the fire alarm system. You may be called...
Douglas Krantz | Describing How It Works
Nuts and Volts Magazine "Insulation Tester"