NEN EN IEC 61158-4-20:2014现行
Industrial Communication Networks - Fieldbus Specifications - Part 4-20: Data-Link Layer Protocol Specification - Type 20 Elements
出版：Nederlands Normalisatie Instituut
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基本信息
标准编号： NEN EN IEC 61158-4-20:2014
发布时间：2014/11/1 0:00:00
标准类别：Standard
出版单位：Nederlands Normalisatie Instituut
标准页数：90
标准简介
Defines basic time-critical messaging communications between devices in an automation environment. Also provides a means of connecting devices through a partial mesh network, such that most failures of an interconnection between two devices can be circumvented.
等同采用的国际标准
EN 61158-4-20:2014 - Identical
