Quite a few firms , including ABB , Electrical Siemens, E+H, and Emerson , represent the process automation landscape . ABB is known for automated systems and drives , while Electrical Siemens provides a https://bookmarkwuzz.com/story21959802/asea-brown-boveri-versus-siemens-versus-endress-hauser-versus-emerson-a-comparison-at-leading-automation-firms