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HMI Monitoring and Control - Building Blocks of a SCADA System

User interface is the most visible system component when it comes to equipment operation. From the steering wheel and instrument cluster on your vehicle’s dashboard to the most complex industrial control system, the purpose is the same; it must allow human interface into a system. The interface must provide the user a means to control the equipment, provide feedback from the equipment to show operational conditions and alert us when something is wrong.