IEC 61158-6-21 Ed. 2.0 b PDF
IEC 61158-6-21 Ed. 2.0 b PDF
$194.70

IEC 61158-6-21 Ed. 2.0 b PDF

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Industrial communication networks – Fieldbus specifications – Part 6-21: Application layer protocol specification – Type 21 elements

Published byPublication DateNumber of Pages
IEC06/20/2019111
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IEC 61158-6-21 Ed. 2.0 b – Industrial communication networks – Fieldbus specifications – Part 6-21: Application layer protocol specification – Type 21 elements

IEC 61158-6-21:2019 specifies the protocol of the Type 21 fieldbus application layer, in conformance with the OSI Basic Reference Model (ISO/IEC 7498-1) and the OSI application layer structure (ISO/IEC 9545). It defines the protocol provided to define the wire-representation of the service primitives defined in IEC 61158-5-21:2010, and the externally visible behavior associated with their transfer.

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