Proximity sensor for dog door ?

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  1. - 21st July 2014, 14:10 #13
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    Normnet
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    Default Re: Proximity sensor for dog door ?

    Quote Originally Posted by richard View Post
    I can't open it up but my best guess is a 6-8mm rare earth magnet
    Richard

    For those of us who are metric challenged is the rule seen in the photo in centimeters?
    Is the magnet enclosed in a plastic shell?

    Norm
    Last edited by Normnet; - 21st July 2014 at 14:13.
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