9 Computer software for industrial process engineering, also known as software for defining, designing, implementing, controlling and optimizing industrial processes in the field of industrial process automation; software for industrial process control, also known as software for controlling industrial processes in the field of industrial process automation; software for configuring control plants, installations and facilities in the field of industrial process automation; electrical, electronic and optical controllers and regulators for controlling and regulating, process parameters of industrial processes in the field of industrial process automation; databus gateway and databus nodes, particularly for fieldbus databuses, for use in the field of industrial process automation; computer software for defining, designing, implementing, arranging, operating, controlling and optimizing distributed control plants, installations and facilities in the field of industrial process automation; computer software for defining, designing, implementing, arranging, operating, controlling and optimizing decentralized control plants, installations or facilities in the field of industrial process automation; distributed control installations, comprising electrical sensors and electronic controllers for controlling industrial process parameters in the field of industrial process automation