Collection: ABB Symphony Plus (S+)

ABB Symphony Plus (S+) is a scalable distributed control system (DCS) engineered for power generation, water utilities, renewables, and large infrastructure automation. It delivers total plant automation with integrated control, SCADA, and operations tools that improve plant efficiency and reliability. Symphony Plus provides secure, seamless integration of controllers, I/O, engineering workstations, and operator workplaces. It supports backward compatibility with legacy systems such as Network 90, INFI 90, INFI 90 OPEN, Harmony, Contronic and Melody while enabling modernization with the SD/SDe Series control and I/O platforms. The system includes advanced operator interfaces, redundant high‑speed plant network, comprehensive alarm and information management, and remote operations support to meet diverse industry automation requirements.