Overview
The Belimo B330+AFRX24-MFT-S is a 3-way Characterized Control Valve (CCV) combined with a spring return actuator designed for fail-safe mixing or diverting control in hydronic systems.
Features
- 3-way CCV configuration featuring a stainless steel ball and stem for reliable shut-off
- Multi-Function Technology (MFT) allowing customizable control signals
- Spring return fail-safe mechanism ensures automatic valve return during power failure
- Built-in auxiliary switch for status monitoring and control interlocking
Specifications
- Valve Size: 1-1/4 inches
- Flow Coefficient: Cv 19
- Valve Type: 3-way Characterized Control Valve (CCV)
- Trim Material: Stainless Steel
- Control Type: MFT / Programmable
- Actuator Type: Spring Return with Auxiliary Switch
Applications
- Mixing and diverting water flow in commercial hydronic heating and cooling loops
- Temperature control for fan coils, heat exchangers, and air handlers




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