Mitsubishi Electric MELSEC-Q00U(J)CPU User Manual page 304

(1) Operating method
Open the "Local Device Batch Read + Save CSV" screen of GX Works2.
[Online]
For details, refer to the following.
GX Works2 Version 1 Operating Manual (Common)
(2) CSV file contents and format
For the contents and format of CSV files, refer to the following.
GX Works2 Version 1 Operating Manual (Common)
(3) Precautions
(a) When no local device file exists
The local device batch read function cannot be executed.
(b) When the CPU module is in RUN status
If the local device batch read function is executed while the CPU module is running, the module performs read
processing through multiple scans, and the read data are divided into the number of scans.
It is recommended to execute the function when the CPU module is in STOP or PAUSE status (when the
device data do not change).
302
[Local Device Batch Read + Save CSV]