IED Basic Intelligent Electronic Device. May be acquisition system only Can be responsible for control Possible Inputs- Configuration, Setting and Command Data Possible Output Values, Conditions, Status and results.
PLCs Programmed with Ladder Logic. Parameters IEDs and RTUs can monitor and control a variety of physical process information: Accumulate Measurements like KWh Monitor Temperature Monitor voltage and current Switch breakers ON and OFF Transfer configuration files from SCADA What do the DNP devices talk about Binary input data that is useful to monitor ..........
원문 링크 : PNP OVERVIEW 2
