Numerous companies , including ASEA Brown Boveri, Siemens , Endress+Hauser , and Emerson Electric, dominate the process automation sector . ASEA Brown Boveri offers automated systems and electrical https://bookmarklinking.com/story363384/abb-versus-electrical-siemens-versus-e-h-versus-emerson-electric-a-look-at-industrial-automation-giants