Control Engineering

Fellowship of the Fieldbuses?
This article contains an online expanded version.The customer is always right, especially when they find out that their needs aren't being met. End-users' demands, fueled more recently by Ethernet's apparent openness, are forcing changes by suppliers and vendors of industrial networks and by the trade organizations that represent them. Present demands for interoperability persist because the fieldbus squabbles of years past, and the eight-par...