If you select 'Change Value' at menu button ( etc)/shortcut menu of Entire Tags or shortcut menu of Digital Outputs screen, dialogue box is shown such as <Figure 1>.
<Figure 1> Digital Output Value Change dialogue box
You can output the value as ON or OFF by pressing the or button of <Figure 1>.
Also, if you press button, <Figure 1> dialogue box is closed.
Text which is displayed at 'ON', 'OFF' button of <Figure 1> is ON and OFF description of tag parameter.
But, if you set ON and OFF description as blank, it displays as 'ON', 'OFF'.
Relate items)
Modifying the Tag Properties (DO tab)