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FRONT VIEW OF PHOTOELECTRIC SMOKE DETECTOR. How does a photoelectric smoke detector work?. LED STATUS INDICATOR LIGHT. Blinks RED when Normal Stay solid RED when in alarm. BACK VIEW OF PHOTOELECTRIC SMOKE DETECTOR. COMMON TERMINAL. TRANSMITTER TERMINAL. COLLECTOR TERMINAL. - PowerPoint PPT Presentation
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How does a photoelectric smoke detector work?
FRONT VIEW OF PHOTOELECTRIC SMOKE DETECTORFRONT VIEW OF PHOTOELECTRIC SMOKE DETECTOR
LED STATUS INDICATOR
LIGHT.
Blinks RED when Normal
Stay solid RED when in alarm.
LED STATUS INDICATOR
LIGHT.
Blinks RED when Normal
Stay solid RED when in alarm.
BACK VIEW OF PHOTOELECTRIC SMOKE DETECTORBACK VIEW OF PHOTOELECTRIC SMOKE DETECTOR
COMMON TERMINALCOMMON TERMINAL
COLLECTOR TERMINAL
COLLECTOR TERMINAL
TRANSMITTER TERMINAL
TRANSMITTER TERMINAL
INSIDE VIEW OF PHOTOELECTRIC SMOKE DETECTORINSIDE VIEW OF PHOTOELECTRIC SMOKE DETECTOR
TRANSMITTER: Emits a Infrared (IR)
beam
TRANSMITTER: Emits a Infrared (IR)
beam
COLLECTORCOLLECTOR
Infrared (IR) beamInfrared (IR) beam
INSIDE VIEW OF PHOTOELECTRIC SMOKE DETECTORINSIDE VIEW OF PHOTOELECTRIC SMOKE DETECTOR
NOTICE: When no smoke is present the IR beam does not hit
the collector
NOTICE: When no smoke is present the IR beam does not hit
the collector
COLLECTORCOLLECTOR
Once the IR beam hits the smoke the beam disperses. When the IR beam is displaced enough it will be picked up by the collector. This will cause the smoke detector to go into
alarm.
Once the IR beam hits the smoke the beam disperses. When the IR beam is displaced enough it will be picked up by the collector. This will cause the smoke detector to go into
alarm.
COLLECTORCOLLECTOR