Infrared Light Alarm barrier Transmitter-Receiver TLC555
Électronique / Electronic

This infrared alarm barrier can be used to detect persons passing through doorways, corridors and small gates. The transmitter emits a beam of infrared light which is invisible to the human eye. The buzzer at the output of the receiver is activated when the light beam is interrupted by a person passing through it.

Transmitter

Receiver

 

 

 

 

 

 

 

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