Omron NT21 Series, Reference Manual

Page: 238 / 466

2-15 Section Window Function
229
•
By registering multiple screen switching keys (touch switches), menus for
screen switching can be created.
Press here
When Graph is pressed
When Next is pressed
MENU MENU
MENU MENU
Next
Graph
•
The window can also be used as a sub screen for displaying a detailed in-
formation as required.
Graphls
Window for detailed information
Press here
Graph
Graph
Graph
TARGET
ACTUAL
CLOSE 69.6%
348
500
2-15-2 Window Type
The following two types of window are provided.
Global Window
This window can be displayed all the time while the PT is running regardless of
the screen currently displayed. However, the global window is not displayed with
the following screens.
•
System menu
•
Error screen
•
Screen erase screen (Screen No. 0)
•
System initializing screen (Screen No. 9000)
•
Programming Console function screen (Screen No. 9020)
•
Device Monitor function screens (Screen No. 9021, 9022, and 9023)
Global window stays at the same position even when the screen is switched. (It
can be moved also.)
Only one global window can be displayed at the same time.
Global window can be opened, closed or moved only by the operation of window
control area from the host. For details of window control area, refer to
Window
Control Area (page 59 ).
Local Window
This window is closed at the same time the currently displayed screen is
switched. By setting the local screen for the screen attribute, the specified
screen can be opened at the same time the screen is displayed.
Up to two local windows can be opened at the same time. (Local window 1/Local
window2)
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