A Human-Machine Interface (HMI) is used for:
A. controlling the PLC program and interfacing the SCADA both
B. allowing a user to interact with a device
C. controlling the PLC program
D. interfacing the SCADA
Answer:B
A Human-Machine Interface (HMI) is used for:
A. controlling the PLC program and interfacing the SCADA both B. allowing a user to interact with a device C. controlling the PLC program D. interfacing the SCADA