"Multiple" "major" "industrial" "giants" —Siemens, Allen-Bradley (now part of Rockwell Automation), ABB, and Schneider Electric— "vie" "fiercely" in the "worldwide" market. Siemens "provides" a "wide" range https://amaandkhq852313.blognody.com/52455957/siemens-allen-bradley-abb-and-schneider-a-comparison