Arduino anti-freezing system for water pipes, working with a bistable solenoid electrovalve (by Claber) and a LM335 temperature sensor. Arduino opens the valve in case of low temperature through a pair of relays. The open and close times depend from the temperature. By Umberto Corlianò.
http://sites.google.com/site/ucorliano
i think i will make this:)
MrJenius8477 2 months ago