37.5 Using Synchronous and Asynchronous Modes with GP-Viewer EX

There are two screen modes in GP-Viewer EX.

Screen mode

 

Synchronous Mode

GP-Viewer EX displays the same screen as the display unit.

Asynchronous Mode

GP-Viewer EX can display a different screen than the display unit. Screen changes on the display unit do not affect the GP-Viewer EX display.

GP-Viewer EX operation differs depending on the security level set for the display unit's screen mode, and the security level for the GP-Viewer EX logged in user.

The following explains how GP-Viewer EX operates in relation to the screen mode and security level.

37.5.1 On GP-Viewer EX Startup

37.5.2 When Changing Screens

37.5.3 When Running Screen Operations