Arkansas Water Utility Upgrades to Cyber Secure Bedrock Universal Control System Case Study The Russellville Water and Sewer System, in Russellville, Arkansas, provides sewage treatment and pollu- tion control for a population of nearly 30,000. The utility relies on Program- mable Logic Controllers, (PLCs) for automatic control of its plant equip- ment which includes digestion blowers, clarifiers, sludge pumps and chlorina- tion chemical feed pumps. But the PLCs it was using were installed many years ago and were becoming obsolete. So when one of them failed, the search was on for a replacement. “We wanted to replace it with some- thing that would provide a path to the future. The BedrockTM control system from Bedrock Automation, with its high performance, scalability, and bu

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