This part of IEC 62541 defines the OPC Unified Architecture (OPC UA) PubSub communication model. It defines an OPC UA publish subscribe pattern which complements the client server pattern defined by the Services in IEC 62541-4. IEC TR 62541-1 gives an overview of the two models a
DIN EN IEC 62541-14:2021 history
2021DIN EN IEC 62541-14:2021 OPC unified architecture - Part 14: PubSub (IEC 62541-14:2020); English version EN IEC 62541-14:2020