Description: indicates whether a component can be controlled or not ; Name: controllable 
Description: Provides information as to whether it is possible to continuously adapt the control variable to the reference variable of the control unit of the object; Name: Controllable
Description: group of construction elements with the same construction features and the same construction for the transportation of media which are combined due to similar production techniques for the construction admittance examination and quality conformity controls; Name: Construction type conveying element