Manual wired controller for air curtains Standesse and Finesse by means of a rotary knob. The connection between the controller and the air curtain is provided by an 8 x 1mm² cable. This control has three modes for fan speed and - depending on the version - also a battery regulator. This controller also has the possibility to connect to a door contact. The controller is suitable for versions with electric heater, hot water battery and without heating.