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Unread 19-02-2014, 07:56
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Re: Sharp Prox IR sensors read shorted

Quote:
Originally Posted by Al Skierkiewicz View Post
adciv,
Does yours have the circuit board exposed on the back as shown in the picture? If so, I would guess that is the source of the short. A simple lexan sheet behind the sensor would fix that.
Al, the case itself is conductive and will cause a short to ground reading if not completely isolated.

Adciv, you may also find that these sensors are VERY sensitive to supply noise. A small cap across 5v and GND right at the sensor can make a world of difference.