Quite a few firms , including ASEA Brown Boveri, Siemens , Endress+Hauser , and Emerson Electric, dominate the factory automation sector . ABB is known for automated systems and motion control , while https://johsocial.com/story12675397/abb-versus-electrical-siemens-versus-e-h-versus-emerson-electric-a-comparison-at-leading-automation-firms