IEC 62541-3:2012 describes the OPC Unified Architecture (OPC UA) AddressSpace and its Objects. This Part is the OPC UA meta model on which OPC UA information models are based. This bilingual version (2012-10) corresponds to the monolingual English version, published in 2010-07.
IEC 62541-3 Ed. 1.0 b:2010 History
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