Several firms , including ASEA Brown Boveri, Electrical Siemens, E+H, and Emerson , lead the process automation landscape . ABB is known for power & automation and electrical solutions, while Siemens https://esocialmall.com/story7476715/abb-versus-electrical-siemens-versus-endress-hauser-versus-emerson-electric-a-comparison-at-industrial-automation-giants