Description
The Belimo LMQB24-MFT is a versatile, multi-function rotary quick actuator engineered for demanding commercial HVAC and building automation applications. Designed to deliver reliable damper and valve control, this actuator combines multiple control input options in a single, compact unit — reducing inventory requirements and simplifying installation.
Key Features
- Rotary quick-mount design for fast, tool-free installation on standard damper shafts
- 35 in-lb torque output for dependable actuation across a wide range of damper and valve sizes
- Multi-function technology (MFT) supports multiple control signal types in one actuator
- Accepts 4–20 mA analog input signal (500 Ohm input impedance)
- Compatible with PWM (pulse-width modulation) control signals (1500 Ohm input impedance)
- Supports floating point (tri-state) control
- Supports On/Off control for simple open/close applications
- Dual-voltage rated: operates on 24 Vac or 24 Vdc power supply
- Suitable for use in HVAC zoning, air handling units, VAV systems, and building automation systems
Control Signal Compatibility
- 4–20 mA proportional control — 500 Ohm input impedance
- PWM (pulse-width modulation) — 1500 Ohm input impedance
- Floating point (tri-state) control
- On/Off control
Electrical Specifications
- Supply voltage: 24 Vac / 24 Vdc
- Torque: 35 in-lb
- Actuator type: Rotary, Quick-mount
Why Choose the Belimo LMQB24-MFT?
Belimo’s MFT (Multi-Function Technology) platform allows a single actuator to be field-configured for the specific control signal required by your BAS or HVAC system. This eliminates the need to stock multiple actuator models and provides maximum flexibility for new installations, retrofits, and service calls. The quick-mount rotary design reduces installation time, while the robust 35 in-lb torque rating ensures consistent, reliable performance in commercial environments.
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