UCOS Eliminates the Risk of Upgrading Control Systems UCOS turns your PLC, DCS, or master station SCADA system into a high-tech automation powerhouse. UCOS is a complete control system. It delivers the cutting-edge technologies you need to stay competitive, like support for old, new, and even future hardware. UCOS also outfits you with more efficient implementation methodologies that reduce the risk and cost of upgrading. We use UCOS to manage control system upgrades world- wide.