The controller 52 thus receives as {TAIL ~ input} {HEAD ~ a temperature} that is approximately the average of the temperatures sensed by the sensors 80 for each shorted pair of electrodes 66 
as
The controller 52 thus receives as { TAIL ~ input } { HEAD ~ a temperature } that is approximately the average of the temperatures sensed by the sensors 80 for each shorted pair of electrodes 66
OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH