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INDUSTRIAL COMMUNICATION NETWORKS - FIELDBUS SPECIFICATIONS - PART 3-21: DATA-LINK LAYER SERVICE DEFINITION - TYPE 21 ELEMENTS
出版:Comitato Elettrotecnico Italiano

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基本信息
標(biāo)準(zhǔn)編號(hào): CEI EN 61158-3-21 : 2013
發(fā)布時(shí)間:2013/1/1 0:00:00
標(biāo)準(zhǔn)類別:Standard
出版單位:Comitato Elettrotecnico Italiano
標(biāo)準(zhǔn)頁(yè)數(shù):52
標(biāo)準(zhǔn)簡(jiǎn)介
Gives the common elements for basic time-critical messaging communications between devices in an automation environment.