If you’ve spent time around control systems, you’ve undoubtedly heard the phrase “tags” used. After all, tags are an integral part of a control program. And controllers (PLCs, DCS, etc.). And operator interfaces (HMIs). And historians. And a whole host of other pieces of a control system. With all these tags floating around, it can…
If you’ve been following along with your SCADA Basics series, you’ve learned the components of a SCADA system, as well as how to choose your telemetry communication method. We understand, though, that not everyone is looking to get a new system. Many of you already have SCADA systems, and your challenge is keeping them online.…
How do you manage a network of remote substations without letting the cost sink you? This was the question that faced power and natural gas companies in the early 1900s. The eventual solution to this problem created the foundation for automation as we know it: SCADA. SCADA stands for Supervisory Control and Data Acquisition. At…