Ultrasonic Proximity Sensor (Kit)
A LED lights up if a body approaches the ultrasonic sensors at a distance of 10 - 80cm (depending on the size of the body). Use: parking-in assistance for cars in garages, alarm signal for persons or animals staying in a certain area. Operating voltage: 9 - 12VDC. The device works according to the same principle as the ultrasonic echo ranging of bats!
This kit may be extended to relay operation with our relay board "B197" (not enclosed).
For your interest there was an article Peilen wie die Fledermaus
in the German magazine "Electronic Actuell Magazin" Nr.7/99 about this product.
Kit set: to solder yourself
Operating voltage: 9 – 12VDC
Operating frequency: approx 40kHz
Range: approx 10 – 80cm, depending on the size of the object (approx 0.01 – 0.5m²)
Current consumption: < 10mA
Board dimensions: approx 55 x 45mm
Info as pdf file
Suitable case: BKM.G023
Case with fastening straps
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