1 U009M2-QT-FS
Item Number: 88004143Brand - Watts
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- Bronze body construction for durability
- Weight: 13.4 lb
- Unique swivel union inlet and outlet connections
- SentryPlus Alert flood sensor for discharge detection
- Single access cover and modular check construction for ease of maintenance
- Replaceable check seats for economical repair
- Quarter-turn ball valve shutoffs with tee handles
- Maximum Working Pressure: 175 psi
- Temperature Range: 33°F - 180°F
Description
Description
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Connections
- This Watts Series U009 assembly utilizes union connections and a unique swivel union at both the inlet and outlet, allowing for flexible installation in various piping configurations.
- It includes quarter-turn ball valve shutoffs with tee handles for isolation.
Flood Sensor Connectivity
The integrated flood sensor with SentryPlus Alert technology is designed to detect excessive water discharges. To activate its communication features and relay alerts, an add-on connection kit is required. Without this kit, the sensor functions as a passive component, providing no communication to other devices. Connection kit options can include integration with Building Automation Systems (BAS) via RS-485 Modbus or the Nexa platform through Wi-Fi or cellular communication.

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Additional Details
This 1 inch reduced pressure zone backflow preventer assembly is designed to prevent the flow of polluted water from entering 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 with a single access cover for in-line repairs. This assembly features a bronze body, union connections, and quarter-turn ball valve shutoffs with tee handles.
Key Features
- Equipped with a SentryPlus Alert flood sensor to detect excessive water discharges from the relief valve.
- Includes two in-line independent check valves with captured springs.
- Features an internal relief valve for reduced installation clearances.
- Designed with union connections and a unique swivel union for versatile installation.
- Offers a single access cover and modular check construction for ease of maintenance.
- Replaceable check seats ensure economical repair.
- Constructed with a durable bronze body.
- Includes ball valve test cocks that are screwdriver slotted.
- Large body passages provide low pressure drop.
- Compact, space-saving design requiring no special tools for servicing.
An add-on connection kit is required to activate the flood sensor for communication with other devices; without the kit, the sensor acts as a passive component.
Specifications
- Model: U009M2QT
- Size: 1 inch
- Body Material: Bronze
- Discs Material: Silicone rubber
- Check Seats Material: Replaceable polymer
- Relief Valve Seat Material: Removable stainless steel
- Cover Bolts Material: Stainless steel
Performance Data
- Maximum Working Pressure: 175 psi (12 bar)
- Temperature Range: 33°F - 180°F (0.5°C – 82°C)
Standards & Approvals
- USC Manual 8th Edition
- ASSE No. 1013
- AWWA C511
- CSA B64.4
- IAPMO File No. 1563
- Approved by Foundation for Cross-Connection Control and Hydraulic Research at the University of Southern California