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download between 0-24 hoursReleased: 2019-04-24
IEC 61158-3-4:2019
Industrial communication networks - Fieldbus specifications - Part 3-4: Data-link layer service definition - Type 4 elements
Réseaux de communication industriels - Spécifications des bus de terrain - Partie 3-4: Définition des services de couche liaison de données - Elements de type 4
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| Standard number: | IEC 61158-3-4:2019 |
| Released: | 2019-04-24 |
| Language: | English |
DESCRIPTION
IEC 61158-3-4:2019
IEC 61158-3-4:2019 defines the services provided to the Type 4 fieldbus application layer at the boundary between the application and data-link layers of the fieldbus reference model and systems management at the boundary between the data-link layer and systems management of the fieldbus reference model. This third edition cancels and replaces the second edition published in 2014. It constitutes a technical revision. The main changes are: -Additional user parameters to services; -Additional services to support distributed objects; -Additional secure services