/community-hubs/deltav-community-connect/b/delta-vweblog/posts/freely-available-learning-tools-for-new-process-automation-professionalsA question on PID control in the Emerson Exchange 365 community reminded me how good some of the free, online learning tools are available for engineers new to our instrumentation and process automation ranks. The question: i have a question abouten-USTelligent Community 13