Quite a few companies , including ABB , Siemens , E+H, and Emerson , represent the industrial automation sector . ABB specializes in power & automation and motion control , while Electrical Siemens delivers https://techonpage.com/story7448857/asea-brown-boveri-versus-siemens-versus-endress-hauser-versus-emerson-electric-a-comparison-at-industrial-automation-giants