B280+AFRX24-MFT-S Belimo Valve Actuator Combination
$1,360.50
Characterized Control Valve (CCV), 3″, 2-way, Cv 170 |Configurable
Valve Actuator, Spring return, AC/DC 24 V, 2…10 V, 2 x SPDT, MFT/programmable
Overview
The Belimo B280+AFRX24-MFT-S features a high-capacity 3-inch 2-way characterized control valve paired with a spring-return MFT actuator and auxiliary switch. It delivers maximum hydronic flow, fail-safe security, and operational position feedback.
Features
- High-capacity 170 Cv valve body for large hydronic distribution loops
- Auxiliary switch integrated for end-stop signaling or interlock control
- Reconfigurable MFT technology for diverse controller compatibility
- Spring-return mechanical fail-safe protection on electrical power loss
- Robust stainless steel internal trim for long-term reliability
Specifications
- Valve Size: 3 inches
- Flow Capacity: Cv 170
- 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
- Central chiller and boiler plant hydronic control
- High-volume air handler heating and cooling coils
- Safety-critical HVAC loops requiring auxiliary switch verification
| Weight | 15 lbs |
|---|---|
| Dimensions | 12 × 9 × 5 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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