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Topic: ultrasonic sensor with relay (Read 1 time) previous topic - next topic

mashood

hi,
I am new to Arduino . i was trying to make ultrasonic sensor to work with relay , when object reaches at certain distance the sensor trigger relay . Is it possible to make it ?
Thanks

AWOL

Yes, but usually you'll need a transistor to drive the relay
"Pete, it's a fool looks for logic in the chambers of the human heart." Ulysses Everett McGill.
Do not send technical questions via personal messaging - they will be ignored.

Jak24

Could you tell us what kind of ultrasonic sensor you are using?
That way we can give better advise.

Regards
Jak24

mashood

Thanks for the reply , I am using hc-sr04 sensor .

AWOL

A very little googling found this:
http://iteadstudio.com/application-note/arduino-ultrasonic-ranging-with-hc-sr04/
"Pete, it's a fool looks for logic in the chambers of the human heart." Ulysses Everett McGill.
Do not send technical questions via personal messaging - they will be ignored.

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