Central controller loads {TAIL ~ the parameters} into memory and calls an appropriate function that uses the parameters to carry out {HEAD ~ the desired performance} of the equipment  
Central controller loads { TAIL ~ the parameters } into memory and calls an appropriate function that uses the parameters to carry out { HEAD ~ the desired performance } of the equipment
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH