TFX120 | Belimo | Damper ActuatorDamper Actuator, Spring Return, 120V, On Off For On Off, fail safe control of dampers in HVAC systems. Actuator sizing should be done in accordance with the damper manufacturers specifications. Control is On Off from an auxiliary contact, or a manual switch. The actuator is mounted directly to a damper shaft from 1 4 up to 1 2 in diameter by means of its universal clamp, 1 2 shaft centered at delivery. A crank arm and several mounting brackets are

multifunctional control

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A crank arm and several mounting brackets are available for applications where actuator cannot be direct coupled to the damper shaft

Configurable

indirect measurements can be made without an upper current limit using external transformers (333mV output)

For fail-safe

the user can select the output range to be from 0 to 50 ppm or up to 0 to 500 ppm

NMQB24-1 Damper Actuator

A feedback signal is provided for position indication or master-slave applications

TFB120 Damper Actuator

Actuators shall be cULus listed

EFB24 Damper Actuator