Ready for use in less than a minute, even without software: In this video we show you how to set the zero point and the direction of rotation of the Klapparm² PA-KL²-DF Drehflügel even without software. To do this, let the actuator move to an open position and stop in any open state. Then connect the wires C1 and C2 and let the actuator close completely. Finally, disconnect wires C1 and C2 again. You have successfully set the zero point and direction of rotation of your Klapparm² PA-KL²-DF Drehflügel! ​