Ionization Smoke Alarms Diagram. Nema guide for proper use of system smoke detectors manufacturers publications the manufacturers of the smoke detectors being used should be contacted for any published information pertaining to their products. Smoke alarms from quality manufacturers have the chamber protected with insect screens to stop bugs entering and causing false alarms.
15 19 14 3 20 1 3 alarm signal 2 aux. Firex i model replaces former firex firex fadc smoke detectors. When smoke particles cloud the beam a photoelectric cell senses the decrease in light intensity and triggers an alarm.
Smoke alarms in rooms with ceiling slopes greater.
1the photoelectric smoke detector 2. How to wire smoke detectors. We know you expect noth ing less when the lives of your family are at stake. You can think of it as an electronic nose because like the nose on the front of your face it uses a kind of chemistry to spot unusual.