Nancy Bartels, managing editor of Control magazine, has written a very good article about Field Device Integration (FDI). FDI Cooperation, as you may have read about here in this blog, is committed to developing a single technology for the management of information from all intelligent devices by rationalizing both EDDL and FDT technology. You can also read more about FDI in this informative white paper published by the Fieldbus Foundation.
Swimming in the Alphabet Soup of Device Management
Field Device Integration: Making Device Management Easier
FDI Cooperation Web Site