Output scan in PLC

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During the output scan in PLC, data is taken from the output image area and sent to all output modules in the system.

Output scan in PLC

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What is PLC scan and types of Scan Cycles?

It is important to understand that the input scan, program scan, and output scans are separate, independent functions in PLC. PLC Scan Any changes in the status of input devices during the program or output scan are not recognized until the next input scan. Read these articles on PLC Scan Basic PLC Scan Input Scan in PLC Output Scan in PLC [PLC%20Scan] PLCs operate by continually scanning programs and repeat this process many times per second. When a PLC starts, it runs checks…