Several entities, including ABB , Electrical Siemens, Endress+Hauser , and Emerson , represent the process automation sector . ABB specializes in automated systems and drives , while Siemens features a https://onlybookmarkings.com/story21849084/abb-versus-electrical-siemens-versus-endress-hauser-versus-emerson-a-look-at-industrial-automation-giants