6 LF886V-DOSY-LM-FS
Item Number: F683237Brand - Febco
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- Product Type: Reduced Pressure Zone Detector Assembly
- Weight: 530.0 lb
- Size: 6 inch
- Body Material: Ductile iron Grade 65-45-12
- Coating: ArmorTek® advanced epoxy system
- Lead Content: Less than 0.25% lead by weight
- Maximum Working Pressure: 175 psi
- Temperature Range: 33°F - 140°F
- Features: SentryPlus Alert® flood sensor
Description
Description
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Flood Sensor Connectivity
The integrated flood sensor is designed to detect excessive water discharges from the relief valve. To activate its communication capabilities and enable alerts for potential flooding events, an add-on connection kit is required. These kits offer various integration options:
- BMS: Building Management System integration.
- Cellular Communication: For remote alerts via cellular networks.
- Sensor Control Monitor: Enables integration with Building Automation Systems (BAS) via RS-485 Modbus or the Nexa® platform through Wi-Fi connectivity.
Without one of these add-on connection kits, the flood sensor functions as a passive component and will not communicate with other devices.

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Additional Details
The FEBCO MasterSeries LF886V Reduced Pressure Zone Detector Assembly is designed to protect potable water systems from backpressure and backsiphonage caused by high hazard/toxic fluids in industrial applications, ensuring water safety.
This 6 inch lead-free assembly features an advanced ArmorTek® coating for superior corrosion resistance and a flood sensor for enhanced monitoring.
Key Features
- Lead Free Construction: Complies with low lead installation requirements.
- Ductile Iron Body: Main and relief valve bodies constructed from durable ductile iron Grade 65-45-12.
- ArmorTek® Coating: Patented three-part advanced epoxy system applied to internal and external surfaces to resist microbial-induced corrosion (MIC) and protect exposed metal substrate.
- Stainless Steel Components: Relief valve seat, check components, disc holder, and spring are stainless steel for maximum performance and durability.
- Inline Serviceable: Designed for easy maintenance without special tools.
- Flood Sensor with SentryPlus Alert® Technology: Detects excessive water discharges from the relief valve and can relay signals for potential flooding alerts when activated with an add-on connection kit.
- OSY Shutoff Valves: UL Classified and FM Approved OSY resilient wedge gate valves compliant with AWWA C515.
- Detector Bypass Assembly: Less meter, for detecting potential underground water leaks or unauthorized water usage.
NOTICE: The flood sensor requires an add-on connection kit to be activated for communication. Without this kit, the sensor operates as a passive component. Watts® is not responsible for alert failures due to connectivity issues, power outages, or improper installation.
NOTICE: This product must be installed by a trained product installer who has thoroughly read all installation instructions and product safety information. Inquire with governing authorities for local installation requirements.
Specifications
General
- Product Type: Reduced Pressure Zone Detector Assembly
- Series: MasterSeries® LF886V
- Size: 6 inch
- Lead Content: Wetted surface contains less than 0.25% lead by weight
Materials
- Main Valve Body Material: Ductile iron Grade 65-45-12
- Relief Valve Body Material: Ductile iron Grade 65-45-12
- Coating: ArmorTek powder coating (internal and external surfaces)
- Shutoff Valves: OSY resilient wedge gate valve AWWA C515 (UL Classified and FM Approved)
- 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: AWWA C606
Performance
- Maximum Working Pressure: 175 psi (12.1 bar)
- Minimum Working Pressure: 20 psi (1.4 bar)
- Hydrostatic Test Pressure: 350 psi (24.1 bar)
- Hydrostatic Safety Pressure: 700 psi (48.3 bar)
- Temperature Range: 33°F - 140°F (0.5°C ~ 60°C) continuous
- Flood Detection: Sensor on relief valve for flood detection (requires add-on connection kit for activation)
Certificates & Approvals
- FCCCHR-USC (Foundation for Cross-Connection Control and Hydraulic Research at The University of Southern California)
- ASSE 1047
- UL Classified (US & Canada)
- FM Approved
- IAPMO/CUPC
- AWWA Standard C511 Compliant
- CSA B64.4
- End Connections: Compliant to ASME B16.1 Class 125 & AWWA Class D Flange