Use this tab window to search for a technical class to which you want to connect one or more attributes. In this tab, you enter all numeric attributes you want to connect to your class. If you want to enter any alphanumeric attributes, you must do that in the Technical Class Template/Alphanumeric window. Classes you can search for are those that you have entered earlier in the Technical Classes and Attributes/Classes function. Attributes you can search for are those that you have entered earlier as numeric attributes in the Technical Classes and Attributes/Attributes function.