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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
| Author | IEC |
|---|---|
| Editor | CEI |
| Document type | Standard |
| Format | File |
| Edition | 3.0 |
| ICS | 25.040.40 : Industrial process measurement and control 35.100.20 : Data link layer 35.110 : Networking |
| Number of pages | 25 |
| Replace | IEC 61158-3-4 (2014-08) |
| Year | 2019 |
| Document history | IEC 61158-3-4 (2014-08) |
| Country | International |
| Keyword | IEC61158;IEC 61158-3-4:2019 |