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(a) Setting method
In addition to the setting in (3) in this section, set the following.
Select the File usability setting button in the Program tab of the PLC parameter dialog box, and specify the
programs that use the local device.
(b) Precautions
1) Change of the local device
Do not change or refer to the local device in a program for which the local device is set to "Not used".
Even if the local device is changed in such a program, the changed data will not be held.
2) Conditions for creating a local device file
Creation of a local device file depends on the PLC parameter settings.
Table9.13 shows the conditions for creating a local device file.
: Created, : Not created
*1: Indicates the local device range setting in the Device tab.
Figure 9.106 File usability setting dialog box
Table9.13 Conditions for creating a local device file
PLC parameter setting
File creation Error detection
PLC file setting
Device setting
*1
File usability setting
Set
Set
Use PLC file setting -
Not used -
Not set
Use PLC file setting -
Not used -
Not set
Set
Use PLC file setting PARAMETER ERROR (error code: 3000)
Not used -
Not set
Use PLC file setting -
Not used -
Click the
File usability setting button.