EasyDeputy Executive Engineer (Electrical), Class-2, Sports Authority of Gujarat / Assistant Engineer (Electrical), Class-2,2026✓ Editorially verified
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Regarding HMI (Human Machine Interface) in automation:1.It allows operators to interact with the PLC and monitor machine status.2.HMIs are connected to PLCs using communication ports like Ethernet or RS-485.3.An HMI can only display text and cannot show graphical animations of processes.Which of the statements given above is/are correct?
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