James Powell, P.Eng.

James Powell, P.Eng., is the Principal Engineer and owner of JCOM Automation Inc. in Peterborough, Ontario, Canada. James is an expert in Profibus, Profinet, EtherNet/IP, Modbus and HART. He has written “HART Communication Protocol – a practical guide” and co-authored “Catching the Process Fieldbus – An introduction to Profibus and Profinet.”


Process Instrumentation and Sensors July 13, 2021

Understanding HART status information

Using HART protocol is more effective when connected instruments provide status information back to the control system, providing reliability about the process variable, instrument reliability and troubleshoot. Learn nine HART statuses. See HART status diagram.

By James Powell, P.Eng.
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