Quite a few entities, including ABB , Siemens , E+H, and Emerson Electric, represent the factory automation sector . ASEA Brown Boveri specializes in robotics and drives , while Siemens features a https://bookmarkinglive.com/story23075599/abb-versus-electrical-siemens-versus-endress-hauser-versus-emerson-a-comparison-at-leading-automation-firms