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Appendix A Touchscreen
A.1 Introduction
The FPM-3150G Series optional touchscreen uses advanced 8-wire resis-
tive technology. It provides more accurate sensing capacity than other
technologies. The touchscreen is specially designed for tough industrial
environments, and has been approved to FCC Class B standards.
Note:
RS-232 & USB touch screen interface not allow to
connect into the system at the same time.
A.2 Touchscreen Specifications
1. Input Method and Activation Force
1.6mm dia. Delrin stylus : 0.10~0.70N
16mm dia. Silicon "finger : 0.10~0.80N
2. Typical Optical Characteristics
2.1 Visible Light Transmission: >80%
2.2 Haze:< 13%
3. Electrical Specifications
3.1 Operating Voltage: 5.5V or less
3.2 Contact current: 20mA (maximum)
3.3 Circuit close resistance: X :300~1000
3.4 Circuit open resistance: > 10M at 25VDC
3.5 Contact bounce: < 10ms
3.6 Linear Test : <1.5 %
3.7 Capacitance:100nF(maximum)
3.8 Electrostatic Discharge Protection : (per EN 61000-4-2 )
The touch screen withstands of 15KV air discharge and 8KV
contact discharge.
FPM-3150 Series User Manual
Y :200~700
14
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