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Day: October 22, 2026

What Is a Distributed Control System? DCS vs. PLC vs. SCADA

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Operators monitoring a distributed control system in an industrial process control room

Manufacturers evaluating a new automation project often encounter three terms: distributed control system (DCS), programmable logic controller (PLC), and supervisory control and data acquisition (SCADA). Although these technologies can work together, they are designed for different control requirements, plant sizes, and operating environments. Understanding the difference is important before you invest in a new system, … Read more

5 Practical Steps for Legacy PLC Modernization

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Industrial control system equipment prepared for a legacy PLC modernization

Legacy PLC systems can remain operational for years, but that does not mean they remain reliable, secure, or cost-effective. Aging controllers, obsolete programming software, limited spare parts, and disconnected data can gradually increase the risk of unplanned downtime and make future improvements more difficult. For manufacturers, the challenge is balancing modernization with production continuity. A … Read more