OPC UA和UNS：从设备到云的信息模型.pdf

1、Randy Armstrongrandy.armstrongopcfoundation.orgA communication architecture for OT environments that makes OT information available to all consumers via a broker.This architecture allows for the automated discovery of information available and can adapt to changes in the environment over time.The ar

2、chitecture assumes the OT information is organized using information models that reflect the actual needs of the business.2Show how OPC UA over MQTT can be used to build UNS applications that can automatically discover all available data and their associated Information Models.Show how meaningful In

3、formation Models specified at the Device level can be used to provide a consistent Information Model as the data flows through different pathways.34PLCLocal HMIMQTTBrokerUNSWeb Dashboard(TypeScript/React)I/OBoilerOPC UA Client-ServerOPC UA PubSubOPC UA PubSubEngineeringToolOPC UA Model5Randy Armstrongrandy.armstrongopcfoundation.orghttps:/opcfoundation.org/forum/