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B197 ◁▷ B223
B214 - Ultrasonic proximity sensor
Technical Data
Kit
To solder yourself
Operating voltage
9 - 12 V/DC
Operating frequency
approx. 40 kHz
Range
approx. 10 - 80 cm, depending on the size of the body (approx. 0,01 - 0,5 m²)
Display
LED
Current consumption
< 10 mA
Board dimensions
approx. 55 x 45 mm
An LED lights up if a body approaches the ultrasonic sensors at a distance of 10 - 80 cm (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 - 12 V/DC. 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).

Please notice the article "Peilen wie die Fledermaus" from the german magazine "Electronic Actuell Magazin" no.7/99.

Fitting case: G023 - Case With Fastening Straps

Additional kit: B197 - Relay card 12 V/DC

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