Linking device in a process control system that allows the formation of {TAIL ~ a control loop} having function blocks in {HEAD ~ a controller} and in field devices 
Linking device in a process control system that allows the formation of { TAIL ~ a control loop } having function blocks in { HEAD ~ a controller } and in field devices
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH