Please refer to the Settings Guide for details.
5.4.2 System Settings [Display Unit] - [Display] Settings Guide
The Global Window changes depending on the value stored in a word address (for example, D117).
From the [Project] menu, select [System Settings], and click [Display Unit] to open the [Mode] tab.
From [Global Window Operation], select [Indirect].
Set the [Data Type].
Select the [System Area] tab.
In [System Area Device], select the appropriate device/PLC that uses the system area. In [System Area Start Address], define the top address (D100).
Select the following check boxes: [Enable System Data Area], [Window Control], [Window Screen], and [Window Display Position].
The Global Window (Indirect) settings are complete.
Operating Procedure
Set the window number you want to display in [Window Number] address (D117), and the display coordinates in the [Window Display Position] address (D118, D119) to turn ON bit 0 for the [Window Control Address](D116).
For more information about the System Data Area, please refer to the following.
A.1.1.2 System Data Area (Direct Access Method)