BS EN 61158-3-17:2008 PDF

What is BS EN 61158-3-17 - Data-link layer service definition — Type 17 elements about?

BS EN 61158-3-17 is the 17 th subpart of the third part of the multiple series standard that provides common elements for basic time-critical messaging communications between devices in an automation environment. The term “time-critical” is used to represent the presence of a time window, within which one or more specified actions are required to be completed with some defined level of certainty. BS EN 61158-3-17 defines in an abstract way the externally visible service provided by the Type 17 Fieldbus data-link Layer in terms of:

The primitive actions and events of the service

The parameters associated with each primitive action and event, and the form in which they take