4 C500N-BFG-G-FS

Item Number: F0191466
1 1
$12,377.04
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When Will it Ship: Contact for Lead Time
Estimated transit time: 2 to 5 Business Days

Brand - Ames
  • Size: 4 inch
  • Weight: 149.0 lb
  • Body Material: 304 (Schedule 40) Stainless Steel
  • Configuration: N Pattern Horizontal
  • Grooved gear operated butterfly valves with tamper switch
  • Integrated flood sensor with SentryPlus Alert® technology
  • Lead Free* bronze body test cocks
  • Maximum Working Pressure: 175 PSI
  • Approved to AWWA C511-97, ASSE 1047, CSA B64.4, CULUS, FM

Description

The Colt 4 inch Reduced Pressure Detector Backflow Preventer Assembly prevents the reverse flow of non-potable water and fire protection substances into the potable water supply. This N pattern horizontal assembly features a durable 304 (Schedule 40) stainless steel body, grooved gear operated butterfly valves with tamper switches, and a GPM meter for leak detection. It includes an integrated flood sensor with SentryPlus Alert® technology to detect excessive relief valve discharge. Designed for reliability, this unit is approved by AWWA C511-97, ASSE 1047, CSA B64.4, CULUS, and FM, offering critical protection for water systems. Item number F0191466.

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Connections

  • This 4 inch backflow preventer features grooved inlet and outlet connections.
  • It is designed for easy installation into piping systems using grooved couplings, which allow for quick alignment and assembly.
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Additional Details

This Colt™ 4 inch reduced pressure detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and non-potable water from entering the potable water supply due to backsiphonage or backpressure.

Features

  • Compact, modular design approved for horizontal N pattern installation.
  • Features a 304 (Schedule 40) stainless steel body with a quick access sleeve.
  • Equipped with torsion spring check valves and grooved gear operated butterfly valves with a tamper switch.
  • Includes bronze body nickel plated test cocks and a corrosive resistant bottom mounted stainless steel relief valve.
  • Comes with a gallon per minute (GPM) meter to detect underground leaks and unauthorized water use.
  • Integrated flood sensor with SentryPlus Alert® technology detects excessive water discharges from the relief valve.
  • An add-on connection kit (sold separately) activates the sensor to relay alerts for potential flooding events via BMS, cellular communication, or the Sensor Control Monitor (RS-485 Modbus or Nexa® Wi-Fi).
  • Link checks feature reversible elastomer discs for drip-tight closure.

Specifications

  • Size: 4 inch
  • Configuration: N Pattern Horizontal
  • Body Material: 304 (Schedule 40) Stainless Steel
  • Elastomers: EPDM, Silicone, Buna 'N'
  • Link Checks Material: Noryl®, Stainless Steel
  • Check Discs Material: Reversible Silicone or EPDM
  • Test Cocks Material: Lead Free* Bronze Body
  • Pins & Fasteners Material: 300 Series Stainless Steel
  • Springs Material: Stainless Steel
  • Inlet/Outlet Connections: Grooved
  • Shutoff Valves: Grooved Gear Operated Butterfly Valves with Tamper Switch
  • Relief Valve: Bottom Mounted Stainless Steel
  • Integrated Sensor: Flood Sensor with SentryPlus Alert® Technology
  • Bypass Meter: Gallon Per Minute (GPM) Meter
  • Maximum Working Pressure: 175 PSI (12.1 bar)
  • Temperature Range: 33°F - 140°F (0.5°C ~ 60°C)
  • Approximate Weight: 178 lbs (81 kg)

Certificates & Approvals

  • Approved by the Foundation for Cross-Connection Control and Hydraulic Research at The University of Southern California (FCCCHR-USC)
  • AWWA C511-97
  • ASSE 1047
  • CSA B64.4
  • CULUS Classified (BFG & OSY Only)
  • FM Approved (BFG & OSY Only)
  • UL Certified, Safety Signaling, Control No. 3L38 (for integrated supervisory switch)

FAQs

What is the primary function of this backflow preventer?

This backflow preventer's primary function is to prevent the reverse flow of non-potable water and fire protection substances into the potable water supply due to backsiphonage or backpressure events.

What type of connections does this assembly use?

This assembly features grooved inlet and outlet connections for easy installation and pipe alignment. It is also equipped with grooved gear operated butterfly valves with tamper switches.

Does this backflow preventer include a flood detection system?

Yes, it includes an integrated flood sensor with SentryPlus Alert® technology to detect excessive water discharges from the relief valve. An optional add-on connection kit can enable relay alerts for potential flooding.

What materials are used in the construction of the main body?

The entire valve body and closure sleeve are manufactured from durable 304 (Schedule 40) stainless steel for corrosion resistance and longevity.

What are the approved installation orientations for this device?

This specific Colt C500 backflow preventer is approved for horizontal N pattern installation, as well as standard horizontal and Z pattern horizontal configurations for other models.

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