Numerous entities, including ABB , Electrical Siemens, Endress+Hauser , and Emerson Electric, lead the process automation sector . ASEA Brown Boveri offers robotics and drives , while Electrical Siemens https://crossbookmark.com/story21815588/abb-versus-electrical-siemens-versus-endress-hauser-versus-emerson-a-look-at-industrial-automation-giants