Connect with us

Solar water heater pump controller.

Discussion in 'Home Power and Microgeneration' started by Mike Swift, Feb 24, 2006.

Scroll to continue with content
  1. Mike Swift

    Mike Swift Guest

    Somewhere on the web I have seen a schematic for a differential
    temperature switch for controlling the pump on a solar hot water system.
    It can't be more than an op-amp and relay, but I can't find it. Does
    anyone on this newsgroup know where I can find such an animal?
    Commercial units start at about $75, and I think I could build one for
    no more than $5 with the stuff I have laying around.

  2. samc

    samc Guest

    you want the c.a.t book "solar water heating a d-i-y guide"
    isbn : 1 89804911 4
    contains p.c.b layout etc...

    some times you see a 12v kit on

    for a digital controler try this site :
Ask a Question
Want to reply to this thread or ask your own question?
You'll need to choose a username for the site, which only take a couple of moments (here). After that, you can post your question and our members will help you out.
Electronics Point Logo
Continue to site
Quote of the day