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Watts 0112089 Double Check Detector Assembly 8" (757DCDA-BFGxPIV-GPM)

Watts 0112089 Double Check Detector Assembly 8" (757DCDA-BFGxPIV-GPM)
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Watts 0112089 Double Check Detector Assembly 8" (757DCDA-BFGxPIV-GPM)

Watts 0112089 Double Check Detector Assembly 8" (757DCDA-BFGxPIV-GPM)

SKU: 0112089
Usually Ships 1-2 Weeks
Rating:
$30,317.82 /ea

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Watts Series 757DCDA Double Check Detector Assemblies

Series 757DCDA Double Check Detector Assemblies prevent the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. Its compact housing consists of two independently operating tri-link check valves, two shutoff valves, and four test cocks. It features a stainless steel housing and sleeve and is 70% lighter than traditional designs. Series 757 is designed for non-health hazard applications and may be installed under continuous pressure service to protect against both backpressure and backsiphonage. This Series is used primarily on fire sprinkler lines when it is necessary to monitor unauthorized use of water. Maximum Working Pressure: 175psi (12.06 bar).

This 0112089 8 inch double check detector assembly consists of positive seated thermoplastic independently operating torsion spring check modules, UL/FM grooved gear operated butterfly gate valves with tamper switch and top mounted test cocks. The temperature range is 33 to 140 degrees F (0.5 to 60 degrees C).

Features:
 
  • Extremely compact design
  • 70% Lighter than traditional designs
  • 304 (Schedule 40) stainless steel housing & sleeve
  • Groove fittings allow integral pipeline adjustment
  • Patented tri-link spring check provides lowest pressure loss
  • Unmatched ease of serviceability
  • Available with grooved butterfly valve shutoffs
  • May be used for horizontal, vertical or N pattern installations
  • Replaceable check disc rubber
Connection Size 8 inch
Temperature Range 33°F – 140°F (0.5°C – 60°C)
Maximum Working Pressure 175psi (12.1 bar)
Housing & Sleeve 304 (Schedule 40) Stainless Steel
Elastomers EPDM, Silicone and Buna-N
Tri-link Checks Noryl, Stainless Steel
Check Discs Reversible Silicone or EPDM
Test Cocks Bronze Body Nickel Plated
Pins & Fasteners 300 Series Stainless Steel
Springs Stainless Steel

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