Potter Electrical Signal PCVS-1 Control Valve Supervisory Switch The Model PCVS is a weather proof and tamper resistant switch for monitoring the open position of fi re sprinkler control valves of the post indicator, butterfl y and other types. Depending on the model, one or two SPDT (Form C) contacts are provided which will operate when the valve position is altered from an open state. The unit mounts in a 1/2" NPT tapped hole in the post indicator or butterfl y valve housing.
MICROSEAL™ ANTI-BLOWBACK VALVE FOR R410A SYSTEMS WITH THE LARGER SERVICE VALVE. CPS Part# AB41090A AB41090A 1/2" - 20 Female X 1/4" SAE Male • Advanced automated seating valve eliminate
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