Publication details
| Publication CODE |
Title |
| NBN EN 61158-4-21:2012 (2012-05) |
INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS
PART 4-21: DATA-LINK LAYER PROTOCOL SPECIFICATION - TYPE 21 ELEMENTS |
| |
| Price Excl. VAT |
Total number of pages, tables and drawings |
|
25.00 €
|
3 P.. |
Description
Describes 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 and procedures for giving communication opportunities based on standard ISO/IEC 8802-3 MAC, with provisions for nodes to be added or removed during normal operation; structure of the fieldbus data link protocol data units (DLPDUs) used for the transfer of data and control information by the protocol of this standard, and their representation as physical interface data units.
|
| Class |
C46
(MEASUREMENT - CONTROL - SYSTEMS INDUSTRIAL PROCESS MEASUREMENT AND CONTROL)
|
Available files
ATTENTION: Belgian registered standards (NBN EN or NBN HD) are generally
only available in English or French. Only the cover page is translated
and the document itself is in English or in French.
Very important notice: 98% of the text of the NBN EN 55XXX,
NBN EN 6XXXX comes from the IEC text which is NOT included.
This text can be ordered here:
IEC 61158-4-21:2010.
For the series NBN EN 50XXX, the standards are however complete.
|
|
|
Status
Origin
| Committee |
TC 65/SC 65C
DIGITAL COMMUNICATIONS
|
| Responsible |
Ir DELENS Marc
|
Approval
| BEC Approval |
2012-03-28 |
| NBN Approval |
2012-07-20 |
| Belgian Official Journal |
2012-08-29 |
| Registration |
128030 |
| ICS-Code (International Standards Classification) |
25.040.40
, 35.100.20
, 35.110
|
| NBN Status |
New |
|
| Date of ratification (d.o.r.) |
2012-03-28 |
| Date of availability (d.a.v.) |
2012-05-25 |
| Date of announcement (d.o.a.) |
2012-06-28 |
| Date of publication (d.o.p.) |
2012-12-28 |
| Date of withdrawal former edition (d.o.w.) |
2015-03-28 |
|
Correspondences with international standards
| Relation |
International standard |
Date |
| is identical to |
EN 61158-4-21:2012
|
2012-05-25 |
| is identical to |
IEC 61158-4-21:2010/ed. 1.0
|
2010-08-05 |
Relations to belgian/foreign publications
| Type |
Origin |
Code |
Date |
| Standard |
Belgium |
NBN EN 61158-3-21 |
|
| Standard |
Belgium |
NBN EN 61158-4-16 |
|
|
