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Belt scales for very large flowrates

| By Chemical Engineering

Milltronics MSI and MMI Belt scales (photo) are now available for use on systems with flowrates of up to 12,000 ton/h, an increase of 7,000 ton/h. The MSI and MMI, combined with a Milltronics BW500 Integrator and speed sensor now have OIML (International Organization of Legal Metrology) and MID (Measuring Instrument Directive) approval, which guarantees the belt scales meet strict requirements for weights and measures applications in accuracy and repeatability. The MSI is used for rugged applications in process and load-out control. It provides instant response to belt loading and overload protection to 300%. The MMI is a high-accuracy, multi-idler belt scale consisting of two or more MSI scales. Used for critical process and load-out control, the MMI-2 offers an accuracy of up to ±0.25%. For greater precision, the MMI-3 can be used for applications requiring accuracies up to ±0.125%. The MSI and MMI models can be installed without the use of cranes or other high-cost resources. — Siemens Industry Sector, Industry Automation Div., Nuremberg, Germany

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