Standard

NEK EN 61158-4-4:2008

Withdrawn

Note: This standard has a new edition: NEK EN 61158-4-4:2014

Corrigendums and amendments are bought separately.

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Abstract

It basic time-critical messaging communications between devices in an automation environment. This protocol provides a means of connecting devices through a partial mesh network, such that most failures of an interconnection between two devices can be circumvented. In common practice the devices are interconnected in a non-redundant hierarchical manner reflecting application needs. It includes the following significant changes with respect to the previous edition deletion of the former Type 6 fieldbus, and the placeholder for a Type 5 fieldbus data-link layer, for lack of market relevance; addition of new types of fieldbuses; division of this part into multiple parts numbered.

Document information

  • Standard from NEK
  • Published:
  • Withdrawn:
  • Edition: 1
  • Version: 1
  • Document type: NAT
  • ICS 25.040.40
  • ICS 35.100.20
  • National Committee NEK/NK65

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