In case you haven't seen this news yet, the OPC Foundation has renamed OPC Xi to OPC .NET 3.0 (WCF). Let's call it OPC .NET 3.0 for short. It's the same client/server connectivity standard and functionality for the process industries that I've been describing as OPC...
OPC Xi Builds on Process Manufacturing Communication Standards
Update 2: OPC Xi is now called OPC .NET 3.0. Original post: In the Control magazine article, Playing Well with Others, Editor in Chief Walt Boyes describes how process analyzers can use OPC Xi and OPC ADI to better communicate with control systems. These...
OPC Express Interface (OPC Xi) Technical Overview Slidecast
Update 2: OPC Xi is now called OPC .NET 3.0. Original post: In an earlier post, Secure, Firewall Friendly Communications, I described the new OPC Express Interface (Xi) standard. It overcomes some of the inherent issues in securely communicating information between...
Secure, Firewall Friendly Communications
One of the issues with the proven OPC standard has been the communications between OPC client and OPC server when a firewall separates them. The cyber-security challenges that process manufacturers face were not envisioned in the original release of the OPC...
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