Operating unit comprising at least one operating element for an air conditioning installation and/or an automatic air conditioning system

The invention relates to an operator control unit having at least one operator control element, in particular for setting the air quantity or the temperature or the air distribution of an automatic air-conditioning system, an automatic function and a manual setting function being provided. According to the invention there is provision that, when switching over from the automatic function into the manual setting function, the set value of the setting function is assigned to the value of the automatic function which is selected during the switching-over process or to the closest value in the direction of the new target value or to the value which is possible at the closest display value or to a permanently preprogrammed value.