if {HEAD ~ a difference} between {TAIL ~ said second intake temperature} and said first intake temperature is less than a calibration temperature change, waiting for a period of said temperature sampling interval 
between
if { HEAD ~ a difference } between { TAIL ~ said second intake temperature } and said first intake temperature is less than a calibration temperature change , waiting for a period of said temperature sampling interval
OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH