LF174A
Lead Free* Boiler Pressure Relief Valves and Flood Sensor
Series LF174A Lead Free* Boiler Pressure Relief Valves now come packaged with SentryPlus Alert® discharge line flood sensors for monitoring unwanted valve discharges once activated. Activating the sensor requires purchase of an additional connectivity kit to read the sensor and signal a building management system.
Series LF174A valves provide higher capacity pressure protection for a variety of boiler equipment in various commercial applications. Valves are ASME rated.
To learn more visit: https://www.watts.com/smart-relief-valve
Features
- Packaged with SentryPlus Alert discharge line flood sensor
- Lead Free* copper silicon alloy body
- NPTF female inlet and outlet connections
- Above drain seat to prevent sediment from fouling the valve
- Non-mechanical seat-to-disc alignment will not stick or freeze
- Test lever
- Valve is designed for emergency safety relief and shall not be used as an operating control
- Standard Pressure Setting: 30psi (206.9 kPa)
- Pressure Range: In 5psi (34.5 kPa) increments from 30 to 150psi (2 to 10 bar)
Literature
-
- Flyer - Flood Detection for Relief Valves
- Installation Instructions - BMS Flood Sensor Retrofit Connection Kit for Relief Valve Discharge Line
- Installation Instructions - Tag for 174A, 335, 374A, 740, LF174A, M375
- Specification Sheet - Flood Sensor for Relief Valve Discharge Line
- Specification Sheet - Flood Sensor for Relief Valve Discharge Line (French)
- Specification Sheet - Flood Sensor for Relief Valve Discharge Line (Spanish)
- Specification Sheet - LF174A
- Specification Sheet - LF174A (French)
- Specification Sheet - LF174A (Spanish)
- Specification Sheet - Relief Valve Flood Sensor Retrofit Connection Kit
- Specification Sheet - Relief Valve Flood Sensor Retrofit Connection Kit (French)
- Specification Sheet - Relief Valve Flood Sensor Retrofit Connection Kit (Spanish)
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Approval/Certification Information
For product-specific approval information, please refer to the product’s specification sheet (see literature section above) or ask a Watts representative. For general information regarding any approval certification partners identified in the specification sheet, please visit our certification partners’ websites:
| ASSE | CSA | FM Approvals | NSF |
| UL | ULC | USC | WQA |