Many of our System 800xA customers have replaced their Electrical SCADA, Electrical Control System, earlier generation DCS systems, Safety System, PLC HMIs, DCS HMIs as well as their Video surveillance systems with one system that hides all differences and creates a seamless plant operation environment. ABB's System 800xA® provides the functionality of these systems built-in, this reduces the total cost of ownership and creates unparalleled plant operation environments.