B251+AFRX24-MFT-S Belimo Valve Actuator Combination
$899.00
Characterized Control Valve (CCV), 2″, 2-way, Cv 65 |Configurable
Valve Actuator, Spring return, AC/DC 24 V, 2…10 V, 2 x SPDT, MFT/programmable
Overview
The Belimo B251+AFRX24-MFT-S combines a 2-inch 2-way characterized control valve with a spring-return MFT actuator and an integrated auxiliary switch. It delivers programmable fail-safe control and position feedback for critical HVAC applications.
Features
- Built-in auxiliary switch (-S) for position feedback or equipment interlocking
- Multi-Function Technology (MFT) for versatile control signal setup
- Spring-return fail-safe protection returns valve to safe state upon power loss
- Durable stainless steel trim for superior wear and corrosion resistance
- Equal percentage flow characteristic for optimal heat transfer control
Specifications
- Valve Size: 2 inches
- Flow Capacity: Cv 65
- Valve Type: 2-Way Characterized Control Valve
- Auxiliary Switch: 1x SPDT
- Control Signal: Multi-Function Technology (2-10 V, 4-20 mA, On/Off, Floating)
Applications
- Hydronic heating and cooling coil control in air handlers
- Systems requiring status feedback or auxiliary equipment switching
- Commercial HVAC fail-safe hydronic control circuits
| Weight | 12 lbs |
|---|---|
| Dimensions | 2 × 2 × 2 in |
| Actuator Type | Spring Return |
| Auxiliary Switch | 2 x SPDT |
| Control Type | MFT/Programmable |
| Torque | 180 in-lb [20 Nm] |
| Voltage | AC/DC 24 V |
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