OPC Unified Architecture
OPC UA is a platform independent, open-source standard designed to ensure interoperability, security and reliability in industrial communications. It offers service-oriented architecture that supports both client-server and publish-subscribe communication patterns. Through information modeling it provides a framework to structure and represent complex data, enabling seamless understanding between devices and systems.
Today OPC UA is widely recognized as the key enabler for Industry 4.0. It creates one of the largest communication ecosystems in industrial domain and thousands of mission critical systems trust OPC UA as the backbone for data exchange.