OPC Unified Architecture (OPC UA) is a cross-platform, open-source, IEC62541 standard for data exchange from sensors to cloud applications developed by the OPC Foundation.

It defines the rules and base building blocks necessary to expose an information model with OPC UA. While OPC UA already defines several core models that can be applied in many industries, other …

With OPC, access to machines, devices and other systems in the industrial environment is standardized and enables similar and manufacturer-independent data exchange. In this context, the meaning of …

The OPC UA protocol, also known as the OPC UA specification, is an Ethernet-based, service-oriented messaging specification that defines multiple transport, encoding, security, and data models for the …

Apr 2, 2023 · Learn about the history, framework, and current uses of the Open Platform Communications United Architecture (OPC UA) communication protocol in industrial automation.

Dec 2, 2025 · Master OPC UA programming with this complete tutorial. Learn architecture, security, server/client configuration, PLC integration, and Industry 4.0 implementation.

Aug 5, 2025 · Learn the Core Principles of OPC UA. OPC Unified Architecture, also known as OPC UA, was developed in the mid-2000s as a TCP/IP-based protocol with the ability to share data at the …

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OPC UA stands for OPC Unified Architecture. It is an extensible, platform-independent standard that enables the secure exchange of information in industrial systems.

OPC UA is a transformative protocol that has revolutionized industrial communication. Its platform independence, robust security features, and flexible data modeling capabilities make it an ideal …