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Tag Archives: OPC Classic

Allen-Bradley PLCs with or without an embedded web server
Web Servers for Allen-Bradley PLCs – Part 2

The previous article in this series discussed what web servers are and how they function [...]

01
Jun
OPC DA Communications

A reader sent me this question a few weeks back: “I see that OPC DA [...]

11
May
The Internet of Things – The same but different

The Internet of Things isn’t a fad. It would be hard to argue that Microsoft, [...]

28
Nov
OPC UA Under the Radar

OPC UA® is still very under the radar for a lot of folks in the [...]

19
Sep
OPC – Are its days numbered?

It’s hard to work almost anywhere in the automation industry without knowing something about OPC. [...]

04
Oct
OPC UA Server Object

There’s a lot of interest around the globe for OPC UA. One of the drivers [...]

18
Nov
OPC UA in Europe

OPC UA continues to explode in Europe and Germany in particular. For those of you [...]

14
Mar
What Is Classic OPC?

If we’re going to talk about Classic OPC (That’s the one currently installed all over [...]

09
Aug