Overview
The Belimo B254+AFRX24-MFT-S combines a high-flow 2-inch 2-way characterized control valve with stainless steel trim and a spring return MFT actuator featuring an auxiliary switch. It is engineered for high-volume hydronic control requiring emergency safety action and feedback.
Features
- Extremely high Cv rating for high-capacity flow applications
- Integrated auxiliary switch for end-stop feedback or pump interlocks
- Stainless steel ball and stem for superior resistance against scaling and wear
- Multi-Function Technology (MFT) for versatile control setups
- Spring return safety mechanism for fail-safe response
Specifications
- Valve Size: 2 inches
- Flow Capacity: 240 Cv
- Body Trim: Stainless Steel
- Auxiliary Switch: Integrated (-S)
- Control Signal: Multi-Function Technology (2-10 V, 4-20 mA)
Applications
- High-capacity hydronic loops in large commercial buildings
- Air handling unit heating and cooling coil control
- Central plant water distribution with safety interlocking requirements




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