Precious Metals Recovery Plant Upgrades Cementation Process A chemical company turned to MA VERICK for control system upgrades for the cementation process of a precious metals recovery plant. Objective The cementation project upgrade objective was to provide modular recipe-based control of four reactors and six blend tanks based on ISA88 standards. This facilitated future changes and additions and made all process actions traceable for quality analysis and troubleshooting. The project replaced existing PLC-5s® and Wonderware® HMI with ControlLogix® PLCs, FactoryTalk® Batch software and FactoryTalk View HMI. Results Using MAVERICK’s Project Complete® methodology, the development of the system proceeded smoothly. All systems were implemented and are currently operating with h

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