Fluid power systems and components -- Graphical symbols and circuit diagrams -- Part 1: Graphical symbols for conventional use and data-processing applications -- Amendment 1— 8 стр.
Industrial systems, installations and equipment and industrial products - Structuring principles and reference designations - Part 2: Classification of objects and codes for classes— 84 стр.
Process measurement control functions and instrumentation; Symbolic representation; Part 3 : Detailed symbols for instrument interconnection diagrams— 21 стр.