I.S. EN 61158-4-21:2012
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS - PART 4-21: DATA-LINK LAYER PROTOCOL SPECIFICATION - TYPE 21 ELEMENTS (IEC 61158-4-21:2010 (EQV))
Hardcopy , PDF
English
01-01-2012
08-07-2019
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviations
4 Overview of the data-link protocol
5 General structure and encoding
6 DLPDU structure and procedure
7 DLE elements of procedure
8 Constants and error codes
Bibliography
Annex ZA (normative) - Normative references to international
publications with their corresponding European
publications
Specifies procedures for the timely transfer of data and control information from one data link user entity to a peer user entity, and among the data link entities forming the distributed data link service provider.
| DevelopmentNote |
For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
|
| DocumentType |
Standard
|
| Pages |
111
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| EN 61158-4-21:2012 | Identical |
| BS EN 61158-4-21:2012 | Equivalent |
| UNE-EN 61158-4-21:2012 | Equivalent |
| IEC 61158-4-21:2010 | Identical |
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