2 1/2 3000SS-DOSY-GPM

Item Number: 0692742
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$8,982.75
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When Will it Ship: Contact for Lead Time
Estimated transit time: 2 to 5 Business Days

Brand - Ames
  • Size: 2 1/2 inch
  • Weight: 212.0 lb
  • Body Material: 300 Series Stainless Steel
  • Shutoff Valves: Domestic OSY Resilient Seated Gate Valves
  • Bypass Meter: Gallons Per Minute (GPM)
  • Maximum Working Pressure: 175 psi
  • Temperature Range: 33°F – 110°F
  • Installation: Horizontal or Vertical "Flow Up"
  • Application: Non-health hazard containment

Description

The 2 1/2 inch Ames 3000SS Double Check Detector Assembly with domestic OSY shutoffs and a gallons per minute meter is engineered to prevent reverse flow of non-potable fire protection system substances into the potable water supply. Constructed from 300 series stainless steel, it offers superior corrosion protection and reduced weight for easier installation. Featuring cam-check valves for low head loss and a compact design, this assembly is suitable for non-health hazard containment in fire systems. It is approved for both horizontal and vertical "flow up" installation, with a maximum working pressure of 175 psi. Item number 0692742.

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Installation and Use

This 2 1/2 inch double check detector assembly is designed for installation on fire protection systems where containment for non-health hazard applications is required. It can be installed in either a horizontal or vertical "flow up" position, subject to ASSE requirements. The assembly includes flanged inlet and outlet connections for secure piping integration. Consult local authorities for specific installation requirements and compatibility with existing plumbing systems.

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Additional Details

The 2 1/2 inch Series 3000SS Double Check Detector Assembly is designed for fire protection systems, preventing the reverse flow of non-potable fire protection substances into the potable water supply. This assembly provides containment protection against backsiphonage and backpressure in accordance with national plumbing codes and water authority requirements, specifically for non-health hazard applications like fire protection systems.

This compact and modular backflow preventer features a stainless steel body, domestic OSY (Outside Stem and Yoke) resilient seated gate valves, and a gallons per minute metered bypass to detect leaks and unauthorized water use.

Features

  • Cam-Check Assembly valve provides low head loss
  • Short lay length ideal for retrofit installations
  • Stainless steel body is half the weight of competitive designs, reducing installation and shipping cost
  • Stainless steel construction provides long term corrosion protection and maximum strength
  • Single top access cover with two-bolt grooved style coupling for ease of maintenance
  • No special tools required for servicing
  • Compact construction allows for smaller vaults and enclosures
  • Furnished with a 5/8" x 3/4" bronze meter (gpm or cfm)
  • Detects underground leaks and unauthorized water use via the metered bypass
  • May be installed in horizontal or vertical "flow up" position (ASSE Only)
  • Includes an integrated supervisory switch as an option on each gate valve of the OS&Y model (for OS&Y models)
  • Domestic OSY resilient seated gate valves included
  • Equipped with a gallons per minute (GPM) meter in the bypass

WARNING: It is illegal to use this product in any plumbing system providing water for human consumption, such as drinking or dishwashing, in the United States. Before installing, consult your local water authority, building, and plumbing codes.

Specifications

  • Series: 3000SS
  • Product Type: Double Check Detector Assembly
  • Size: 2 1/2 inch
  • Valve Type: Cam-Check Assembly
  • Shutoff Valves: Domestic OSY (Outside Stem and Yoke) Resilient Seated Gate Valves
  • Bypass Meter: 5/8" x 3/4" Bronze Meter (GPM or CFM)
  • Body Material: 300 Series Stainless Steel
  • Internal Metal Parts: 300 Series Stainless Steel
  • Check Assembly Material: Noryl® Flange (AWWA Class D)
  • Maximum Working Pressure: 175 psi (12 bar)
  • Temperature Range: 33°F – 110°F (0.5°C – 43°C)
  • Installation Position: Horizontal or Vertical "Flow Up" (ASSE Only)
  • Lead Content: Wetted surface contains less than 0.25% of lead by weight

Certificates & Approvals

  • UL Classified (OSY only)
  • FM Approved (sizes 2 1/2" – 10", OSY only)
  • USC Foundation for Cross-Connection Control and Hydraulic Research
  • ASSE 1048
  • AWWA C510-92
  • CSA B64.5
  • UL 1469

FAQs

What is the primary purpose of the 3000SS Double Check Detector Assembly?

The primary purpose is to prevent the reverse flow of non-potable fire protection system substances, such as stagnant water or glycerin, into the potable drinking water supply in non-health hazard applications like fire protection systems.

What material is the main body of this backflow preventer made from?

The main valve body and internal metal parts of this assembly are constructed from 300 Series stainless steel, offering excellent corrosion resistance and maximum strength.

Can this backflow preventer be installed in any orientation?

This assembly may be installed in either a horizontal or vertical "flow up" position, as approved by ASSE standards for specific applications.

What is the function of the gallons per minute (GPM) bypass meter?

The metered bypass is designed to detect underground leaks and unauthorized water use, providing an important monitoring feature for the system.

What is the maximum operating pressure and temperature range for this device?

The maximum working pressure for this backflow preventer is 175 psi (12 bar), and it operates within a temperature range of 33°F to 110°F (0.5°C to 43°C).

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