In {TAIL ~ response} to this comparison, the interpreter 30 adjusts the value of {HEAD ~ the pulse count} Data1 by adding or subtracting from the pulse count 
In { TAIL ~ response } to this comparison , the interpreter 30 adjusts the value of { HEAD ~ the pulse count } Data1 by adding or subtracting from the pulse count
OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH