Industrial communication networks - Fieldbus specifications - Part 5-21: Application layer service definition - Type 21 elements (IEC 61158-5-21:2010); English version EN 61158-5-21:2012, only on CD-ROM— 80 стр.
Information technology - Open Systems Interconnection - Part 1: Basic Reference Model: The Basic Model (ISO/IEC 7498-1:1994); English version EN ISO/IEC 7498-1:1995
Industrial communication networks - Fieldbus specifications - Part 5-21: Application layer service definition - Type 21 elements (IEC 61158-5-21:2019); English version EN IEC 61158-5-21:2019, only on CD-ROM— 90 стр.
Industrial communication networks - Fieldbus specifications - Part 500: Application Layer service definition; English version (IEC 65C/525/CD:2009), only on CD-ROM
Reference conditions and procedures for testing industrial and process measurement transmitters - Part 1: General procedures for all types of transmitters (IEC 62828-1:2017); German version EN IEC 62828-1:2018— 93 стр.
Industrial communication networks - Fieldbus specifications - Part 5-21: Application layer service definition - Type 21 elements (IEC 61158-5-21:2019); English version EN IEC 61158-5-21:2019, only on CD-ROM— 90 стр.
