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4-1
CP1E CPU Unit Instructions Reference Manual(W483)
4
This section describes how to monitor and calculate the cycle time of a CP1E CPU Unit
that can be used in the programs.
4-1 Monitoring the Cycle Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
4-1-1 Monitoring the Cycle Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
4-2 Computing the Cycle Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
4-2-1 CPU Unit Operation Flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
4-2-2 Cycle Time Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
4-2-3 I/O Refresh Times for PLC Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
4-2-4 Cycle Time Calculation Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
4-2-5 Increase in Cycle Time for Online Editing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
Monitoring and Computing the Cycle
Time