Next, {HEAD ~ a controller} receives {TAIL ~ a signal} that indicates the actual temperature of the heating element along with an indication of the desired temperature 
receives
Next , { HEAD ~ a controller } receives { TAIL ~ a signal } that indicates the actual temperature of the heating element along with an indication of the desired temperature
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH