IEC 61158-3-22:2014 defines the services provided to the Type 22 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 2010. It constitutes a technical revision. The main changes are: Introduction of two new topology scan services. Marking old topology scan services as to be discontinued.
English