
Industrial communication networks - Fieldbus specifications - Part 5-28: Application layer service definition - Type 28 elements
NORMA vydaná dňa 10.3.2023
Designation standards: IEC 61158-5-28-ed.1.0
Publication date standards: 10.3.2023
Approximate weight : 300 g (0.66 lbs)
Country: International technical standard
Kategória: Technické normy IEC
IEC 61558-5-28:2023 provides common elements for basic time-critical and non-time-critical messaging communications between application programs in an automation environment and material specific to Type 28 fieldbus. The term "time-critical" is used to represent the presence of a time-window, in which one or more specified actions are required to be completed with some defined level of certainty. LIEC 61558-5-28:2023 donne les elements communs visant a assurer les communications de messagerie de base prioritaires et non prioritaires entre les programmes d’application d’un environnement d’automatisation et d’un materiel specifique au bus de terrain de type 28. Le terme "prioritaire" est utilise pour indiquer la presence d’une fenetre temporelle, dans laquelle il est exige de realiser une ou plusieurs actions specifiees selon un niveau defini de certitude.