This switch is connected to a controlled valve assembly to stop the flow of {TAIL ~ water} in {HEAD ~ response} to the detection of water by the switch 
This switch is connected to a controlled valve assembly to stop the flow of { TAIL ~ water } in { HEAD ~ response } to the detection of water by the switch
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH