Originally Posted by Mike Leary
Prolly the weirdest controller to ever program. In fact ,we used an MC to test the rookies for their certification.
Because they were so common around here it was one of the first I learned. Superior Sterling is/was very similar and common here.
That said, a lot of customers were more comfortable with the Irritrol Dial AB.
Oh, and the weirdest I ever programmed was the Johns-Manville