The thing is still showing an error anyway? Guys even if this thing worked it is a cute toy too dependent on your I’d algorithms. If I could I’d something it would be of value but I can’t see waiting 3-4 weeks for a wrong I’d from the algorithm?
I have used AB systems in past on commercial systems and they where of some value. Why would you not have that option?
My heaters are on other circuits and off a sub panel so even if I desired I could not add additional ct s