6 C500Z-BFG-G-FS
Item Number: F0191475Brand - Ames
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- Size: 6 inch
- Weight: 285.0 lb
- Body Material: 304 (Schedule 40) Stainless Steel
- Pattern: Z-Pattern for horizontal installation
- Maximum Working Pressure: 175 PSI
- Integrated flood sensor with SentryPlus Alert technology
- Includes gallon per minute meter for leak detection
- Grooved gear operated butterfly valves with tamper switch
- Temperature Range: 33°F - 140°F
Description
Description
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Connections
- This assembly utilizes grooved couplings for connection, allowing for easy installation and precise pipe alignment.
Compatibility & Sensor Connectivity
The integrated flood sensor can be enhanced with an add-on connection kit (sold separately) to enable advanced flood monitoring. These kits offer compatibility with various systems, including Building Management Systems (BMS), cellular communication, and integration with BAS via RS-485 Modbus or the Nexa® platform through Wi-Fi.

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Additional Details
This Colt™ 6 inch reduced pressure detector backflow preventer assembly is engineered to prevent the reverse flow of fire protection substances and non-potable water into the potable water supply, safeguarding against backsiphonage and backpressure.
Its compact, modular design is approved for horizontal Z pattern installation, featuring a durable 304 (schedule 40) stainless steel body and closure sleeve.
Key Features
- Equipped with a flood sensor and SentryPlus Alert® technology to detect continuous or excessive discharge from the relief valve.
- Compatible with an add-on sensor connection kit for enhanced flood monitoring, supporting integration with BMS, cellular communication, RS-485 Modbus, or Nexa® Wi-Fi platforms.
- Includes a gallon per minute meter for detecting underground leaks and unauthorized water usage.
- Features torsion spring check valves and grooved gear operated butterfly valves with tamper switch for reliable performance.
- Built with corrosive-resistant bottom mounted pressure relief valve and lead free* bronze body nickel plated test cocks.
- Groove couplings facilitate easy installation and pipe alignment.
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 this product, consult your local water authority, building and plumbing codes.
Specifications
- Size: 6 inch
- Pattern: Z-Pattern
- Body Material: 304 (Schedule 40) Stainless Steel
- Housing & Sleeve Material: 304 (Schedule 40) Stainless Steel
- Check Link Discs: Reversible Silicone or EPDM
- Check Links Material: Noryl®, Stainless Steel
- Test Cocks Material: Lead Free* Bronze Body, Nickel Plated
- Elastomers: EPDM, Silicone, Buna 'N'
- Fasteners Material: Stainless Steel
- Maximum Working Pressure: 175 PSI (12.1 bar)
- Temperature Range: 33°F - 140°F (0.6°C - 60°C)
Certificates & Approvals
- AWWA Standard C511-97
- ASSE Standard 1047
- CSA B64.4
- UL Classified
- FM Approved
FAQs
What is the primary function of this Colt backflow preventer?
What material is the body of this backflow preventer made from?
Does this assembly include a flood sensor?
What type of pipe connections does this backflow preventer use?
What is the maximum operating pressure and temperature range for this unit?
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