Overview
The Belimo B232+AFRX24-MFT-S combines a 1-1/4-inch 2-way characterized control ball valve with a spring return MFT actuator and dual auxiliary switches for versatile modulation and position feedback in HVAC systems.
Features
- Multi-Function Technology allows custom field setting of control profiles
- Dual SPDT auxiliary switches enable external status monitoring and interlocks
- Spring return fail-safe action ensures quick closure during power loss
- Stainless steel trim ensures reliable shutoff and prolonged durability
- Equal percentage flow characterizer prevents system hunting and instability
Specifications
- Valve Size: 1-1/4 inch NPT
- Valve Type: 2-Way Characterized Control Ball Valve
- Flow Coefficient: Cv 37
- Control Signal: Multi-Function Technology (2-10 V, 4-20 mA, On/Off, Floating)
- Auxiliary Switches: 2x SPDT
- Supply Voltage: AC/DC 24 V
Applications
- Modulating water flow control in hydronic heating and cooling coils
- Commercial air handler water loops with auxiliary switch signaling
- Building management systems requiring emergency fail-safe protection





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