IEC-61158-3-21 › Industrial communication networks - Fieldbus specifications - Part 3-21: Data-link layer service definition - Type 21 elements

IEC-61158-3-21 - EDITION 2.0 - CURRENT
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IEC 61158-3-21:2019 defines in an abstract way the externally visible service provided by the Type 21 fieldbus data-link layer in terms of the primitive actions and events of the service; the parameters associated with each primitive action and event, and the form which they take and the interrelationship between these actions and events, and their valid sequences. It cancels and replaces the first edition published in 2010 and constitutes a technical revision. The main changes are listed below:
.Added Network Control Message Type;
.Miscellaneous editorial corrections.
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25.040.40 (Industrial process measurement and control)

35.100.20 (Data link layer)

35.110 (Networking Including local area networks (LAN), metropolitan area networks (MAN), wide area networks (WAN), etc. Private Integrated Services Network (PISN), see 33.040.35 Integrated Services Digital Network (ISDN), see 33.080)

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Document Number

IEC 61158-3-21 Ed. 2.0 en:2019

Revision Level

EDITION 2.0

Status

Current

Publication Date

April 1, 2019

Committee Number

65C