Weather proof and tamper resistant switch for monitoring the open position of fire sprinkler control valves of the post indicator, butterfly and other types.
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 butter?y valve housing.
The device is engaged by the indicating assembly of the post indicator or the operating mechanism of the butter?y valve, actuating switch(es) when the valve is fully open.
UL, ULC, and CSFM Listed, FM Approved, NYMEA Accepted, CE Marked.
Cross Reference: System Sensor PIBV2