Overview
The Belimo LF24-ECON-R10 US is a spring-return damper actuator specifically configured for economizer control applications in HVAC systems.
Features
- Custom input interface compatible with 10k ohm NTC temperature sensors
- Minimum position override input functionality
- Spring-return fail-safe protection on power failure
- 2 to 10 VDC feedback signal output for monitoring
Specifications
- Torque: 35 in-lb [4 Nm]
- Nominal Voltage: AC/DC 24 V
- Control Input: 10 kΩ NTC / modulating
- Motor Running Time: 95 seconds
- Fail-Safe Running Time: <25 seconds
Applications
- Rooftop unit and air handler economizer damper control
- Fresh air intake modulation based on outdoor air conditions



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