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ATV320U40N4C Schneider Electric Variable Frequency Drive
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ATV320U40N4C Schneider Electric Variable Frequency Drive 
144706 Model FPC-1000-U McDonnell & Miller Low Water Cut Off 
220736B Honeywell 
AFB24-MFT-S Belimo Actuator
$531.30
Damper Actuator, 180 in-lb [20 Nm], Spring return, AC/DC 24 V, 2…10 V, 2 x SPDT, MFT/programmable
1 in stock (can be backordered)
Overview
The Belimo AFB24-MFT-S is a spring return damper actuator designed for fail-safe, modulating control of air dampers in HVAC systems. Featuring Multi-Function Technology (MFT) and an integrated auxiliary switch, it provides flexible operation and feedback for critical building automation applications.
Features
- Multi-Function Technology (MFT) enables field reconfigurable control parameters
- Integrated auxiliary switch for position signaling or safety interlock
- Spring return mechanism ensures positive fail-safe positioning during power failure
- Digital Rotation Sensing (DRS) protects the actuator against stall damage
- Brushless DC motor control for consistent rotation speed and long operating life
Specifications
- Torque: Minimum 180 in-lb [20 Nm]
- Control Signal: DC 2…10 V (Default, reconfigurable)
- Feedback Signal: DC 2…10 V (Default)
- Auxiliary Switch: 1x SPDT
- Supply Voltage: AC/DC 24 V
Applications
- Modulating damper control in HVAC air duct systems
- Fail-safe smoke and ventilation damper management
- Master-slave piggyback configurations for high-torque dampers
| Weight | 7 lbs |
|---|---|
| Dimensions | 2 × 2 × 2 in |
| Actuator Type | Spring Return |
| Control Type | MFT/Programmable |
| Torque | 18 in-lb [2 Nm] |
| Voltage | AC/DC 24 V |
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