{TAIL ~ A proximity switch} may be employed to indicate the mold being in position in {HEAD ~ front} of the sound detector 
{ TAIL ~ A proximity switch } may be employed to indicate the mold being in position in { HEAD ~ front } of the sound detector
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH