EcoRenovator - View Single Post - DIY thermal differential controller (solar hot water pump controller)

bsmith · 07-31-10, 06:04 PM

I built a differential controller that has 4 temp inputs and temperature logging that is pretty cheap ($49). I wasn't going to pay $150 for it either. Here's the link if you are interested (just take out the spaces).

http://sites.google.com/site/mydtcstore/

07-31-10, 06:04 PM	#38
bsmith Cheap DIY'r Join Date: Jul 2010 Location: Madison, AL Posts: 7 Thanks: 2 Thanked 0 Times in 0 Posts	I built a differential controller that has 4 temp inputs and temperature logging that is pretty cheap ($49). I wasn't going to pay $150 for it either. Here's the link if you are interested (just take out the spaces). http://sites.google.com/site/mydtcstore/ Last edited by Daox; 08-02-10 at 06:26 AM..