Servo valve air actuator for modulating control

Function and application

- Smooth regulation of the mixing degree of fresh and exhaust air from the room (recirculation). For units with water heater the servo inlet air damper is equipped with a return spring.
- Protection of cross-flow or hexagonal recuperator against condensate freezing - stepless adjustment of the by-pass valve opening degree.


Operating parameters

- Control type: 0 ÷ 100% (stepless).
- Control signal: 0-10V.
- Angle of rotation: 90 °.
- Torque: 16 Nm (max air damper area: 4 m2).
- Closing/opening time: 90s (with spring: 10s).
- Power supply voltage: 24V AC/DC.
- Operating temperature: -20 ° C ÷ 50 ° C.
- Protection degree: IP 54.