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IEC 61158-6-20 Ed. 3.0 b:2014
M00001473
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IEC 61158-6-20 Ed. 3.0 b:2014 Industrial communication networks - Fieldbus specifications - Part 6-20: Application layer protocol specification - Type 20 elements
standard by International Electrotechnical Commission, 08/19/2014
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IEC 61158-6-20:2014 defines the protocol provided to define the wire-representation of the service primitives defined in IEC 61158-5-20, and define the externally visible behavior associated with their transfer. This standard specifies the protocol of the Type 20 fieldbus application layer, in conformance with the OSI Basic Reference Model (ISO/IEC 7498-1) and the OSI application layer structure (ISO/IEC 9545). This third edition cancels and replaces the second edition published in 2010 and constitutes a technical revision. The main changes are:- added protocol for new services that are added to IEC 61158-5-20;
- added normative annexes;
- updated then references, terms, definitions, symbols, abbreviations;
- corrected the editorial errors and the text.