What is the purpose of a PLC’s input/output (I/O) modules?
A. To connect the PLC to sensors and actuators
B. To transfer data between the PLC and other devices
C. To control the flow of electricity to the PLC
D. To regulate the voltage to the PLC
Answer:A
What is the purpose of a PLC’s input/output (I/O) modules?
A. To connect the PLC to sensors and actuators B. To transfer data between the PLC and other devices C. To control the flow of electricity to the PLC D. To regulate the voltage to the PLC
Explanation: The input/output (I/O) modules of a PLC are responsible for connecting the PLC to sensors and actuators in the industrial process. These modules read input signals from sensors and send output signals to actuators, allowing the PLC to monitor and control the industrial process.