· Detect the presence of obstacles with this infrared transmitter/ receiver pair · An output relay is driven if the beam is broken · Could be used to detect intruders if the output is hooked up to an alarm · Also link it to the Ding Dong Kit (Order Code: N44FL) to form an automatic doorbell · Transmitter and receiver each require a 9V PP3 or a DC 9V power supply

Infrared Beam KitDetect the presence ofobstacles with this infraredtransmitter/ receiver pairCould be used to detectintruders if the output isconnected to an alarm

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