Sorry sir, I don't understand how the PID works, and it was only only ever used as a simple temperature display.
Quickly, I found it was a very loud RF noise source and interfered with AM radios
and remote control devices. It's been unplugged for many months..
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My hobby is installing & trying to repair mini-splits
EPA 608 Type 1 Technician Certification ~ 5 lbs or less..
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