Whilst there are other water tank level sensor solutions kicking about, I had an idea to try use a xiaomi temperature/pressure sensor . Note I think only the square Aqara ones do pressure.     I thought it was worth a try because:   I had one anyway they are pretty cheap it’s a battery operated solution with good battery life you get water temp too as a bonus (as someone else pointed out)  My two use cases are:   use as coffee machine water reservoir sensor use for my balcony irrigation reservoi...

  Приветствую читателей блога.      В загородном доме стоит обычный термостат на подогрев вводного трубопровода греющим кабелем. Установлен...