December 2011 Digital Issue

The December issue of Control magazine is now online and ready for viewing. It features our annual rating of the Top 50 automation companies, both globally and in North America.This year, vendors are all doing well, but are nervous about the future. We also discover how Schweppes Australia sweetened soda pop production by consolidating process and logic controls and why your sampling systems need a lot of love and attention. And don't miss our regular columnists, John Rezabek on fieldbus, Bela Liptak and friends answering process control questions, and Jim Montague exploring an electronic marshalling project.