What is the function of a PLC’s Safety Input/Output?
A. To monitor the status of safety devices
B. To shut down the process in case of a safety issue
C. To trigger an alarm in case of a safety issue
D. All of the above
Answer:D
What is the function of a PLC’s Safety Input/Output?
A. To monitor the status of safety devices B. To shut down the process in case of a safety issue C. To trigger an alarm in case of a safety issue D. All of the above
Explanation: Safety Input/Output is a specialized type of input/output that is used to monitor the status of safety devices, shut down the process in case of a safety issue, and trigger an alarm in case of a safety issue. This feature is particularly useful for industrial processes that require a high level of safety, such as processes that involve hazardous materials or dangerous machinery.