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How to improve PLC system resiliency to reduce risk and downtime

Affordable redundant controller options have expanded as control systems have progressed in the last decade. Programmable logic controllers (PLCs) have gained extensive processing and communication capabilities and aren’t just for machines and small systems anymore. Redundancy in PLCs used to be complex and expensive, so manufacturers and OEMs reserved them for critical applications. Today’s redundant control systems offer value in price and performance.