The first current to pressure converter is disposed in {HEAD ~ pneumatic signal transmitting relation} to {TAIL ~ the controllable inlet valve} 
to
The first current to pressure converter is disposed in { HEAD ~ pneumatic signal transmitting relation } to { TAIL ~ the controllable inlet valve }
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL