purpose

Installed in the air conditioning and ventilation system ducts, the opening and closing angle of the regulating valve blades can be used to adjust the air volume, and it can also be used for mixed regulation of fresh and return air.

function

·Switching control, electric opening or closing, reverse power-off.

·Feedback switch electrical signal, normal without power consumption.

·Turn the valve counterclockwise within the range of 0-90 °.

·Control voltage: DC24V or AC220V.