Overview
The Belimo B349+AFRX24-MFT is a 3-way characterized control ball valve assembly designed for modulating control of hot and chilled water in HVAC systems. It combines a 2-inch valve body with a spring return Multi-Function Technology (MFT) actuator to ensure reliable fail-safe operation.
Features
- Multi-Function Technology (MFT) allows custom field parameter configuration
- Spring return fail-safe mechanism returns valve to safe position during power loss
- Equal percentage flow characteristic provides stable control response
- Maintenance-free construction with durable valve materials
- Visual position indicator for easy status checks
Specifications
- Valve Size: 2 inches
- Flow Capacity: 46 Cv
- 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
- Hydronic heating and cooling coils in commercial HVAC systems
- Mixing or diverting water flow in building automation systems
- Air handling unit control loops




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