Industrial systems, installations and equipment and industrial products - Designation of signals - Part 1: Basic rules (IEC 61175-1:2015); German version EN 61175-1:2015— 53 стр.
Standard data element types with associated classification scheme - Part 1: Definitions - Principles and methods (IEC 61360-1:2017); German version EN 61360-1:2017— 181 стр.