Quote Originally Posted by R123 View Post
High side out gas temp ( taken at end of dryer filter, where capillary begins)???
Low aide out gas temp???

Well, if I'm not mistaken, to calculate "superheat" and "supercool" I have to measure these two temps. both coming in and out of evap and condenser, so that what I did. I began this project with 0 knowledge of A/C field so correct me if I'm wrong.

I took my info from here:
http://www.aprsupply.com/support/tec...-cooling-delta