Published
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
Revises
IEC 61158-3-4:2014 ED2
PUBLISHED
IEC 61158-3-4:2019 ED3
60.60
Standard published
Apr 24, 2019
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