Mitsubishi MELSEC Q series User Manual page 57

<Data are collected only when the status is changed.>
Select an execution condition from the following.
• When the specified condition rises: The operation status immediately before the execution of the specified
step has changed from Not Executed to Executed.
• When the specified condition falls: The operation status immediately before the execution of the specified
step has changed from Executed to Not Executed.
Ex.
When the specified condition rises
Executed
Specified step
Not
executed
Program 0
● Data are collected when the status immediately before execution of the specified step changes to the specified status.
● With the High-speed Universal model QCPU and Universal model Process CPU, only the first data which satisfies the
specified conditions is collected if the step between the FOR and NEXT instructions is specified.
Data are sampled because Not Executed
has changed to Executed.
END 0 END
END processing
END processing
Sampling
Data are not sampled because the operation status
has not changed after the previous sampling.
CHAPTER 6 DATA LOGGING FUNCTION
0 END 0
END processing
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