IEC-61158-6-20 Historical Revision Information
Industrial communication networks - Fieldbus specifications - Part 6-20: Application layer protocol specification - Type 20 elements

IEC-61158-6-20 - EDITION 1.0 - SUPERSEDED
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IEC 61158-6-20:2010(E) 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). It defines the protocol provided to define the wire-representation of the service primitives defined in IEC 61158-5-20:2010, and the externally visible behavior associated with their transfer. This second edition cancels and replaces the first edition published in 2007 and constitutes a technical revision. The main changes with respect to the previous edition are: revised Identify FAL PDU, see 5.3.2 and revised Read device variables with status FAL PDU, see 5.3.9.
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Document Number

IEC-61158-6-20

Revision Level

EDITION 1.0

Status

Superseded

Publication Date

Dec. 1, 2007

Committee Number

65C