8 LF880V-DOSY RP-FS
Item Number: F683138Brand - Febco
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- 8 inch Reduced Pressure Zone Backflow Preventer
- Weight: 1145.0 lb
- Lead Free Construction
- Ductile Iron Body with ArmorTek® Epoxy Coating
- Stainless Steel Relief Valve Seat and Check Components
- SentryPlus Alert® Flood Sensor Technology
- Configurable N-Pattern Design
- Domestic OSY Resilient Seated Gate Valves
- Protects against High Hazard (Toxic) Fluids
Description
Description
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This 8 inch FEBCO MasterSeries® Reduced Pressure Zone Backflow Preventer is designed for installation in water services that handle high hazard (toxic) fluids within industrial installations and various applications. Its configurable N-Pattern design allows for versatile integration into existing piping layouts. The integrated SentryPlus Alert® flood sensor can be expanded with an add-on connection kit, enabling real-time alerts through Building Management Systems (BMS), cellular communication, or the Sensor Control Monitor for integration with BAS via RS‑485 Modbus or the Nexa® platform through Wi-Fi.

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Additional Details
This 8 inch lead free FEBCO MasterSeries® reduced pressure zone backflow preventer assembly is designed to protect against high hazard (toxic) fluids in water services for industrial installations and applications.
The assembly features an epoxy coated ductile iron body, domestic outside stem and yoke (OSY) resilient seated gate valves, test cocks, spring loaded check valves, and a pressure differential relief valve. It also includes advanced flood detection capabilities with SentryPlus Alert technology.
Key Features
- Lead free construction for safe water systems.
- Ductile iron body with patented 3-part ArmorTek® epoxy coating system to limit microbial induced (MIC) and exposed metal substrate corrosion.
- Stainless-steel relief valve seat and stainless-steel check components for maximum performance and durability.
- SentryPlus Alert® technology with an integrated flood sensor to detect continuous discharge from the relief valve.
- Add-on sensor connection kit available to extend flood monitoring, with options for BMS, cellular communication, or the Sensor Control Monitor for integration with BAS via RS‑485 Modbus or the Nexa® platform through Wi-Fi.
- Configurable N-Pattern design and field reversible relief valve for versatile installation.
- Equipped with stainless steel springs for reliable operation.
Specifications
- Assembly Type: Reduced Pressure Zone Backflow Preventer
- Nominal Size: 8 inch
- Body Material: Ductile Iron
- Body Coating: ArmorTek® Patented 3-Part Advanced Epoxy Coating
- Shutoffs: Domestic Outside Stem and Yoke (OSY) Resilient Seated Gate Valves
- Relief Valve Seat Material: Stainless Steel
- Check Components Material: Stainless Steel
- Spring Material: Stainless Steel
- Pattern: Configurable N-Pattern
- Relief Valve: Field Reversible
- Hazard Application: High Hazard (Toxic) Fluids
- Flood Detection: SentryPlus Alert® Technology (with integrated sensor)
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