在工业自动化领域，OPC协议一直是设备间数据通信的“通用翻译官”。从经典的OPC DA到新一代的OPC UA，很多工程师在项目选型时常常纠结：到底该用OPC DA还是OPC UA？它们之间有哪些本质区别？升级到OPC UA是否必要？本文将深度解析OPC DA与OPC UA的概念、特点，并 ...

Jeff Harding, Global Head of Systems Architecture ABB Automation Technology, was instrumental in the early development of the OPC Unified Architecture (OPC UA) standard which is considered to be ...

The OPC Foundation is pleased to announce the upcoming release of the initial version of the OPC UA Compliance Test Tool (UACTT) supporting the OPC UA Specification ...

Softing Inc., a global provider of products for industrial automation, IT networks and automotive electronics, has released dataFEED OPC UA Tunnel, a new method to help customers secure communications ...

The OPC Foundation announced the release of OPC Unified Architecture (OPC-UA) specifications at the ARC Advisory Group Forum held in Boston on June 27, along with a list of suppliers who now support ...

A free tool helps industrial organizations find OPC UA (Open Platform Communications United Architecture) misconfigurations and vulnerabilities that could expose them to cyberattacks. OPC UA is a ...

The OPC UA standard has been expanded by the OPC Foundation to add a RESTful interface that allows remote access to information in more than 90 standardized IT application models. The OPC Foundation ...

JavaScript OPC UA client has been implemented to subscribe to the server and monitor changes in the temperature sensor value. Upon detecting a change, the new value is saved to a PostgreSQL database ...

The OPC Foundation reported Apr. 17 that it’s expanding the OPC UA networking standard with a representational state transfer (RESTful) application program interface (API) to allow worldwide access to ...

Demonstrating its commitment to production line inspection and measurement, the Industrial Metrology Business Unit of Nikon Corporation (https://industry.nikon.com) introduces its latest software ...