10 880V-OSY RP
Item Number: 2344Brand - Febco
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- Nominal Size: 10 inch
- Weight: 1585.0 lb
- Body Material: Ductile Iron
- Shutoff Valves: OS&Y (Outside Stem and Yoke)
- Maximum Working Pressure: 175 psi
- Temperature Range: 33°F - 140°F
- Lead Free Construction
- ArmorTek Coating for corrosion resistance
- Flood sensor for discharge detection
- Installation: Horizontal N-Pattern or Vertical Z-Pattern
Description
Description
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Installation Orientation
- This assembly supports both horizontal N-pattern and vertical up Z-pattern installations.
Flood Sensor Connectivity
- The integrated flood sensor requires an add-on connection kit for activation, enabling communication with a Building Management System (BMS) or cellular network for alerts.
End Connections
- The assembly's end connections are compliant with ASME B16.1 Class 125 and AWWA Class D Flange standards.

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Additional Details
This 10 inch MasterSeries® LF880V Reduced Pressure Zone backflow preventer assembly is designed to protect potable drinking water systems from backpressure and backsiphonage conditions for high hazard/toxic applications, in accordance with local governing water utility codes.
Design and Construction
- Features a ductile iron valve body design, coated with ArmorTek®, a patented three-part advanced epoxy system to reduce microbial-induced corrosion (MIC) and protect exposed metal substrate.
- Designed with Lead Free construction to comply with low lead installation requirements.
- Includes OS&Y (Outside Stem and Yoke) resilient seated gate shutoff valves that are UL Classified and FM Approved.
- Equipped with stainless steel relief valve seat and stainless steel check components for maximum performance and durability.
- Features a modular and repairable pressure differential relief valve, clapper check assembly, and captured O-ring design.
- The assembly is inline serviceable, requiring no special tools.
Flood Sensor Technology
- Includes a flood sensor on the relief valve to detect excessive water discharges.
- The flood sensor relays a signal that can trigger a multichannel alert (call, email, text) to notify personnel about potential flooding.
An add-on connection kit is required to activate the flood sensor. Without the connection kit, the flood sensor is a passive component that does not communicate with any other device. The flood sensor does not replace the need to comply with all required instructions, codes, and regulations related to installation, operation, and maintenance of this product. Watts® is not responsible for the failure of alerts due to connectivity issues, power outages, or improper installation.
Specifications
- Nominal Size: 10 inch
- Main Valve Body Material: Ductile Iron Grade 65-45-12
- Relief Valve Body Material: Ductile Iron Grade 65-45-12
- Coating: ArmorTek powder coating
- Shutoff Valves: OS&Y resilient wedge gate valve (UL Classified and FM Approved, AWWA C515 Compliant)
- Check Seats Material: Stainless steel
- Relief Valve Seat Material: Stainless steel
- Disc Holder Material: Stainless steel
- Elastomer Disc Material: Silicone
- Spring Material: Stainless steel
- Clamp Material: AWWA C606
- Maximum Working Pressure: 175 psi (12.1 bar)
- Minimum Relief Valve Differential Pressure: 20 psi (1.4 bar)
- Hydrostatic Test Pressure: 350 psi (24.1 bar)
- Temperature Range: 33°F - 140°F (0.5°C - 60°C)
Certificates & Approvals
- Approved by the Foundation for Cross-Connection Control and Hydraulic Research at the University of Southern California (FCCCHR-USC)
- ASSE 1013 Listed
- UL Classified (US & Canada)
- FM Approved
- IAPMO/CUPC
- AWWA Standard C511 Compliant
- CSA B64.4
- NSF Certified to NSF/ANSI 61-G
- End Connections: Compliant to ASME B16.1 Class 125 & AWWA Class D Flange