Automatic Vent Control
This machine starts a vent through a relay in ether an automatic mode or manual.1. Automatic mode : The vent start whenever the humidity levels in the room (bathroom) is higher then the levels selected by the user in the humidity level knob and stops when the levels dropped below.2. Manual Mode : Th...
By: udubinsky
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By: udubinsky
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[original story: Instructables]