Quite a few firms , including ABB , Siemens , Endress+Hauser , and Emerson , lead the industrial automation landscape . ABB is known for power & automation and motion control , while Electrical Siemens https://bookmarkforest.com/story21873795/abb-versus-electrical-siemens-versus-e-h-versus-emerson-electric-a-look-at-leading-automation-firms