Operating the device
4.2 Notes on the capacitive touch screen
ITC V3, ITC V3 PRO
Operating Instructions, 03/2024, A5E42761061-AF
73
Do not touch the touch screen during startup
During the startup process, the device automatically calibrates the capacitive multitouch
screen. The touch screen is locked during calibration.
not touch the touch screen during startup. Make sure that you do not rest on the touch
screen with the palm of your hand during startup.
Make sure that there are no
conductive liquids on the touch screen during startup.
Security functions in an industrial environment
The touch screen is locked for security reasons when following happens:
• There is a conductive liquid on the touch screen with ground contact via the enclosure or
the operator, for example.
• An electromagnetic disturbance has an effect which exceeds the specification in the
technical specifications of the device, see section "Electromagnetic compatibility
(Page 173)".
Once the interference is over, the touch screen is no longer locked.
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