BS EN IEC 62541-4:2020 PDF

What is BS EN IEC 62541-4 about?

BS EN IEC 62541-4 is part 4 of a multi-series standard with provides technical specifications for services relating to OPC unified architecture which ensures encryption and smooth flow of data. BS EN IEC 62541-4 defines the OPC Unified Architecture (OPC UA) services. The Services defined are the collection of abstract Remote Procedure Calls (RPC) that are implemented by OPC UA Servers occur via these Services. All interactions between OPC UA Clients and Servers occur via these Services. BS EN IEC 62541-4 gives detailed information about terms, definitions, abbreviated terms, conventions, service set model, request/response service procedures, service sets, service behavior as well as common parameter type definitions for OPC unified architecture.