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CHAPTER 6 CONVENIENT USAGE OF DEVICES
6
6.2 Local Device
(b) Precautions
• 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.
• Conditions for creating a local device file
Creation of a local device file depends on the PLC parameter settings. Creation of a local device file
depends on the PLC parameter settings. The following table shows the conditions to create a local device
file.
: Created, × : Not created
*1 Indicates the local device range setting in the Device tab.
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 × -
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