Belimo HTD24-SR - rotary actuator for mixing valves

Belimo HTD24-SR rotary actuator

The actuator is designed for use with mixing valves in stationary heating, ventilation and air-conditioning installations. Installation on the valve requires a suitable mounting kit.

Key features and specifications

• Torque: 5 Nm; rotation angle: 90°.
• Nominal voltage: AC/DC 24 V; nominal voltage frequency: 50/60 Hz.
• Modulating control; Y signal range: 2...10 V, with 0...10 V or 2...10 V selectable.
• Position feedback signal U: 2...10 V; positioning accuracy: ±5%.
• Motor running time: 140 s / 90°; direction of movement: clockwise (cw).
• Power consumption during operation: 1 W; power for cable sizing: 2.5 VA.
• Power and control connection: 1 m cable, 4x 0.75 mm².
• Manual override: temporary or permanent disengagement of the gearbox using the knob on the housing.
• IEC/EN degree of protection: IP40; IEC/EN protection class: III, Safety Extra-Low Voltage (SELV).
• Ambient temperature: 0...50°C; ambient humidity: max. 95% RH, non-condensing.

The actuator is protected against overload and stops automatically when it reaches the end position. Protect the device from moisture; it is not intended for outdoor use.