Overview
The Belimo B249+AFRX24-MFT-S is a 2-inch 2-way characterized control ball valve with stainless steel trim and an MFT spring return actuator with an auxiliary switch. It offers reliable modulating water flow control, emergency fail-safe protection, and position signaling.
Features
- Stainless steel ball and stem for extended service lifespan
- Built-in auxiliary switch provides position feedback or auxiliary switching
- Multi-Function Technology (MFT) allows custom control signal adaptation
- Spring return safety feature brings valve to safe position during power disruption
- Equal percentage characterization disc for linear heat output
Specifications
- Valve Size: 2 inches
- Flow Capacity: 46 Cv
- Body Trim: Stainless Steel
- Auxiliary Switch: Integrated (-S)
- Control Signal: Multi-Function Technology (2-10 V, 4-20 mA)
Applications
- Modulating chilled and hot water coil control
- Air handlers requiring auxiliary switch position confirmation
- Commercial facility hydronic distribution systems





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