Several entities, including ASEA Brown Boveri, Siemens , Endress+Hauser , and Emerson , represent the factory automation sector . ASEA Brown Boveri specializes in power & automation and electrical https://infopagex.com/story7412964/abb-versus-electrical-siemens-versus-endress-hauser-versus-emerson-electric-a-look-at-industrial-automation-giants