IEC 62541-21 Ed. 1.0 en:2026
IEC 62541-21 Ed. 1.0 en:2026 HistoricalOPC Unified architecture – Part 21: Device Onboarding
standard byInternational Electrotechnical Commission , 01/01/2026
standard byInternational Electrotechnical Commission , 01/01/2026
IEC 62541-21:2026 defines the life cycle of Devices and Composites and mechanisms to
verify their authenticity, set up their security and maintain their configuration.
The NodeIds of all Nodes described in this standard are only symbolic names. Annex A defines
the NamespaceUri for all NodeIds and the actual NodeIds.