SCADA helps keep manganese metal pure

摘要

Manganese Metal Company (MMC) is the world's largest producer of pure electrolytic manganese metal. It produces only selenium-free electrolytic manganese - the purest form - to meet the specialised needs of its customers around the world. The production facility is located in Nelspruit, in the Mpumalanga province of South Africa. Manganese metal is manufactured using the process of electroplating and MMC has been using the Adroit SCADA since upgrading its legacy control system in 2000 Operations at MMC is currently controlled via 12 SCADA machines each connected to a Programmable Logic Controller (PLC) varying from old Modicon 984's to the latest Telemecanique Premium PLCs. The PLCs are all stand alone but the 12 SCADA machines are connected via an office network.