digital temperature controller
I want to add a couple of 140mm fans to the back of my refrigerator to cool the coils. Instead of manually turning the fans on and off I would like to control them with a thermostat. I found the 2...
Forum Discussion
DrewE wrote:
To answer the original question, most of those digital temperature controllers do have the ability to set the temperature differential between their turning on and turning off. The first one linked, for instance, apparently can set that to anywhere between 1 degree and 25 degrees.
Thanks for all the great suggestions. The instructions for those digital controllers make little sense to me. Also checked Youtube and found vague info. I'm going back and do more research.
The snap disks may be the most reliable solution. Also, the mechanical switch in these may last longer. Big question now is what temp I need to cycle ON and what temp OFF??
Another possibility I thought of involves a fan that is already on the fridge. Even though I can't see it because of the tight install, there is a small fan that cycles on and off. It's kinda loud so I assume it's probably a 60 or 80 mm muffin fan. If I can find a relay that controls it, I could come off that for the extra fans.
