Touch Switches - Omron NT31C Reference Manual

Touch Switches

2-7 Touch Switches
Function Outline
Caution Do not press touch switches with a force of greater than 30 N.
Caution Do not press touch switches carelessly while the backlight is off or while nothing
110
The PT allows input from the touch panel on the screen. By pressing (touching)
the touch switches on the screen, the PT screen can be switched, and bit in-
formation can be sent to the host.
NT31/NT31C: 16 wide x 12 high
NT631/NT631C: 32 wide x 24 high
Function Execution
Size of Touch Switch Elements
Model
NT31-ST121j-EV2
NT31C-ST141j-EV2
NT631C-ST141j-EV2
NT631-ST211j-EV2
NT631C-ST151j-EV2
As with lamps, graphics which change in accordance with the status of a set bit
are set for touch switches, and, besides, an area where the touching of the touch
switch can be detected (the touch switch area) is also set for them.
Touch switches are arranged and set on screens when creating screen data with
the Support Tool.
When a touch switch is pressed, the function set for it in advance is executed.
The way a touch switch is displayed and the processing when it is pressed can
each be set independently.
Touch
switch area
Display
frame
Do not use the touch switch input function for applications where there is a
danger to human life or the possibility of serious property damage, or for
emergency stop switches.
is displayed on the screen. Otherwise the system may operate unpredictably.
Only press touch switches after confirming system safety.
20 dots
20 dots
STOP
One touch switch can
comprise multiple touch switch
elements.
When the touch switch is pressed,
the set function is executed.
Width
7.2 mm
7.2 mm
6.6 mm
When this
position is
pressed....
WARNING
Section 2-7
Height
7.2 mm
7.2 mm
6.6 mm
Shown
in
reverse
video
Touch switch function executed