Overview
The Belimo B250+AFRX24-MFT-S is a 2-inch 2-way characterized control ball valve package with an MFT spring return actuator featuring an auxiliary switch. It is engineered for precise flow modulation, emergency fail-safe return, and end-stop feedback.
Features
- Integrated auxiliary switch for position feedback or equipment interlock
- Multi-Function Technology (MFT) for reconfigurable signal inputs and ranges
- Mechanical spring return ensures automatic safety return on power outage
- Equal percentage flow profile for stable thermal regulation
- Durable valve construction for long-term HVAC reliability
Specifications
- Valve Size: 2 inches
- Flow Capacity: 57 Cv
- Auxiliary Switch: Integrated (-S)
- Control Signal: Multi-Function Technology (2-10 V, 4-20 mA)
- Supply Voltage: AC/DC 24 V
Applications
- Modulating water control in air handling units and fan coils
- Commercial hydronic heating and cooling systems
- Building management applications requiring fail-safe action and status verification




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