Details
Potter Signal 1144425 VSR (VSR-F) 2-1/2" Vane Type Waterflow Alarm Switch with Retard
This device is not intended for applications in explosive environments. Failure to follow
these warnings could result in injury or death. Failure to follow manufacturer’s instructions
may prevent the switch from operating and will void the warranty.
This vane type water flow switch may also be used as a sectional water flow detector on
large systems. The flow condition must be in existence for a short period of time in order
to operate. Indoor or outdoor installation is permitted if used with the factory die-cast
housing and gasket. Typically found on wet sprinkler systems, this replacement part is
approved for use on steel pipes; schedules 10 through 40, sizes 2" thru 8".
Key Features:
• Up to 450 psi service pressure
• Mounts on horizontal or vertical pipe
• BS 1387 pipe 50mm thru 200mm
• 10 GPM minimum flow rate for alarm
• 18 FPS maximum surge
• NEMA 4/IP54 Rated enclosure
• 40 to 120 degrees temperature range
• Fits steel pipe schedules 10 thru 40, sizes 2" thru 8"
• Designed with an adjustable, instantly-recycling pneumatic retard
• UL, ULC and CSFM Listed, FM and LPCB Approved, NYMEA Accepted, CE Marked
