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sklademVydáno: 2020-02-24
BS EN IEC 61158-5-21:2019 - TC
Tracked Changes. Industrial communication networks. Fieldbus specifications Application layer service definition. Type 21 elements
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| Označení normy: | BS EN IEC 61158-5-21:2019 - TC |
| Vydáno: | 2020-02-24 |
| ISBN: | 978 0 539 08061 2 |
| Status: | Tracked Changes |
Popis
BS EN IEC 61158-5-21:2019 - TC
This standard BS EN IEC 61158-5-21:2019 - TC Tracked Changes. Industrial communication networks. Fieldbus specifications is classified in these ICS categories:
- 25.040.40 Industrial process measurement and control
- 35.100.70 Application layer
- 35.110 Networking
IEC 61158-5-21:2019 specifies the structure and services of the type 21 IEC fieldbus Application Layer, in conformance with the OSI Basic Reference Model (ISO/IEC 7498) and the OSI Application Layer Structure (ISO/IEC 9545). This second edition cancels and replaces the first edition published in 2010. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:
•added Write and Read service;
•miscellaneous editorial corrections.
This edition includes the following significant technical changes with respect to the previous edition:
•added Write and Read service;
•miscellaneous editorial corrections.