Sunday, 12 July 2015

Wireless Pool Filter Pressure Sensor

21:49  Telli k  No comments

I have a small in-ground swimming pool, with a sand filter. The filter occasionally needs to be backwashed, when the sand has filtered a lot of dirt from the water. The filter has a pressure gauge on the top, providing a PSI reading. The pressure reading is used to determine when it is time to b...
By: rkrayer

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from Instructables: exploring - technology - robots http://ift.tt/1HAiVDS

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