If it ever got smoky enough in the store to block the light beam sufficiently, the bell would go off. But there are two problems here: It's a pretty big smoke detector. It is not very sensitive. There would have to be a LOT of smoke before the alarm would go off -- the smoke ...
If the power connection of the smoke detector is poor, then it might give a false alarm. The reason why the smoke detector has a poor power connection is that it is probably too old to work. If the smoke detector has this problem, usually there is no practical way to fix it. This i...
Next, the smoke detector must be cleaned of the dust that accumulates over time. There are several methods to do this. Vacuuming is the method recommended by many manufacturers, but some electronics experts advise against vacuuming, due to the creation of static electricity, which can damage some...
Photo: An optical smoke detector. Smoke enters through the slits around the side, triggering an electronic horn, which sounds through the large circular opening on the right. The dark circle in the middle is a test button with a built-in LED that flashes to show the detector is working ...
How to Get a Free Smoke DetectorByline: Mike Clark, Times-Union Reader Advocate Dear Call Box: How can I sign up for the...Clark, Mike
What to Do If You Have a Nuisance or Smoke Detector False Alarm Activation The other day my daughter called me to tell me the smoke alarms in our house were going off. She told me she had been cooking but there was nothing smoking so she was confused and felt it was a false alarm....
All these motion detector designs can be combined in a house to offer complete coverage. In a typical security system, the control box will not sound the alarm immediately when the motion detectors are triggered. There is a short delay to give the homeowner time to enter a security code that...
a self-contained smoke alarm senses smoke and triggers its own alarm contained inside the unit. It is a smoke alarm, not a smoke detector, that is found in most homes, and an alarm that's properly functioning gives early warning that makes escape more likely. Having smoke alarmsproperly in...
The smokesmoke concentrationdetector real-timemonitoringof the surrounding environment,once theconcentrationexceed the standard,will send out alarm.But thesmoke detectorfor some reasonthe installation environmentorproperty,sometimesmay beissued a false alarm,thenhowcan it notsound?You need tosmoke detectorby...
Move your smoke detector out of the kitchen, but not too far Since many home fires start in the kitchen, you don’t want to take it far away from the place where you cook. The sweet spot is high on the wall, away from windows and doors, but right outside the kitchen. You want ...