Project Overview: Mount Isa Mines Copper operates two 525 tonne per day oxygen plants to supply gaseous O 2 to copper and lead smelting operations. A steady and reliable supply of oxygen is critical to maintain current production levels within the copper and zinc/ lead streams. Since 1991 both plants have been controlled using a Yokogawa uXL distributed control system, which is no longer supported by Yokogawa. This project involved the repl

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