The circuit includes {HEAD ~ comparators} which process {TAIL ~ the temperature signal} to determine whether the temperature is within in any of three ranges 
process
The circuit includes { HEAD ~ comparators } which process { TAIL ~ the temperature signal } to determine whether the temperature is within in any of three ranges
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH