June 2001

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HP Water Management: Why automate chemical feed and control systems?

Due to advances in microprocessor technology, the opportunities for process automation have increased dramatically while costs have decreased. Numerous strategies are available to autom..

Huchler, L. A., MarTech Systems, Inc.

Due to advances in microprocessor technology, the opportunities for process automation have increased dramatically while costs have decreased. Numerous strategies are available to automate chemical feed for water treatment. All of the full-service chemical suppliers have proprietary systems that feed specialty chemicals: BetzDearborn's PaceSetter,1 Nalco's Trasar2 and Drew's ROC.3 In addition, standard automated chemical feed systems are commercially available or plant personnel can assemble customized systems with off-the-shelf pumps, controllers and sensors. Benefits. Table 1 shows the features and benefits from

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