Update: OPC Xi is now called OPC .NET 3.0. Original post: We began this week with a post about the compatibility of the OPC Express Interface (Xi) standard with the existing OPC classic real-time, alarm & events, and historical data access servers to provide...
Update 2: OPC Xi is now called OPC .NET 3.0. Update and bump: I want to thank Randy Kondor for giving me permission to add the architecture pictures to the post below! Original post: Reading through my RSS feeds this morning, I came across this post, OPC UA and Xi for...
Update: OPC Xi is now called OPC .NET 3.0. Original post: It's been a while since I've shared an update from Emerson's Lee Neitzel on the OPC Xi standard. If you're not familiar with this new addition to the OPC Foundation's family of communications standards, here...
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...
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