Overview
The Belimo B341+AFRX24-MFT is a high-capacity 1-1/2-inch 3-way characterized control valve paired with a spring return Multi-Function Technology actuator. It provides precise fluid mixing or diverting in commercial HVAC hydronic systems.
Features
- Generous Cv 46 flow rating for high-volume hydronic control applications
- Programmable Multi-Function Technology supports flexible field settings
- Spring return mechanism guarantees automatic fail-safe positioning
- Stainless steel trim prevents wear and maintains tight seal integrity
- Characterized flow port delivers stable, linear heat exchanger performance
Specifications
- Valve Size: 1-1/2 inch NPT
- Valve Type: 3-Way Characterized Control Valve
- Flow Coefficient: Cv 46
- Control Signal: Multi-Function Technology (2-10 V, 4-20 mA, On/Off, Floating)
- Supply Voltage: AC/DC 24 V
- Fail-Safe Mode: Spring Return
Applications
- High-flow hot and chilled water coil regulation in air handlers
- 3-way mixing and diverting circuits in commercial HVAC systems
- Central hydronic plant water control loops




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