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Part of the 909RPDA Series

Ordering Code: 0385660

UPC: 098268793048

Lead Free: NO

8 In Cast Iron Reduced Pressure Detector Assembly, Osy Shutoff, Gallons/Minute Meter, Silicone Rubber Check Discs

This 8 inch reduced pressure detector assembly with its exclusive design incorporating the patented air-in and water-out principle for protection from the reverse flow of fire protection system substances from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. Its compact modular design facilitates easy maintenance for in-line repairs. It is ideal for protection in continuous pressure piping applications and at cross-connections identified as health hazards and from other contaminants found at the service line entrance. This assembly consists of a cast iron body, outside stem and yoke resilient seated gate valves, captured spring check valves with silicone rubber, replaceable seats, top mounted test cocks, a pressure differential relief valve, and comes furnished with a gallons per minute meter to detect underground leaks and unauthorized water use.

Product Features

  • No special tools are required for servicing
  • Furnished with a gallon per minute meter
  • Detects underground leaks and unauthorized water use
  • Replaceable seats
  • Compact for economy combined with performance
  • Simple design for easy maintenance
  • Maximum flow at low pressure drop
  • Epoxy coated cast iron body
  • Health hazard application
Backflow Preventer Type Reduced Pressure Detector Assembly
Body Finish Epoxy Coated
Body Material Cast Iron
Body Pattern Inline
BrandName Watts
Bypass Yes
Cap And Tether No
Disc Material Rubber
Elbow Fitting No
Hazard Protection Level Health Hazard
Hot And Harsh Water No
Hydrant Connection No
Inlet Connection Size 8 IN
Inlet Connection Type Mechanical Joint
Inlet Shutoff Valve Type Outside Stem And Yoke Gate Valve
LeadFree NO
Maximum Temperature-Fahrenheit 140
Maximum Working Pressure-BAR 12.10
Maximum Working Pressure-PSI 175
Meter Type GPM
Minimum Temperature-Fahrenheit 33
ModelNumber SR909RPDA-OSY-GPM 8
Outlet Connection Size 8 IN
Outlet Connection Type Mechanical Joint
Outlet Shutoff Valve Type Outside Stem And Yoke Gate Valve
Part Number 0385660
Polymer Coating No
Pressure Operation Continuous
Protection Type Backpressure and Backsiphonage
Seat Material Bronze
Series 909RPDA
Strainer No