By Gunther Rogoll, Senior Manager, and Ren Kitchener, Fieldbus Specialist, Pepperl+Fuchs
This paper explains how the inclusion of physical layer diagnostics at every fieldbus segment can reduce captial expense and operating expense when used across the project lifecycle. Additionally, failure prevention or proactive maintenance is a key feature of any diagnostic system, and this paper will also consider the differences between basic physical layer diagnostics and advanced physical layer diagnostics.