/community-hubs/deltav-community-connect/b/delta-vweblog/posts/updated-enhanced-foundation-fieldbus-diagnostics-whitepaperThe Enhanced FOUNDATION Fieldbus Physical Layer Diagnostics whitepaper provides possible solutions that allow enhanced Ff (FOUNDATION fieldbus) physical layer diagnostics using the Pepperl+Fuchs FieldConnex Fieldbus Power Hub family of Ff power suppliesen-USTelligent Community 13