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

2.1Visible Light Transmission: >80%

2.2Haze:< 13%

3.Electrical Specifications

3.1Operating Voltage: 5.5V or less

3.2Contact current: 20mA (maximum)

3.3Circuit close resistance: X :300~1000 Y :200~700

3.4Circuit open resistance: > 10M at 25VDC

3.5Contact bounce: < 10ms

3.6Linear Test : <1.5 %

3.7Capacitance:100nF(maximum)

3.8Electrostatic Discharge Protection : (per EN 61000-4-2 )

The touch screen withstands of 15KV air discharge and 8KV contact discharge.

FPM-3150 Series User Manual

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Advantech FPM-3150G user manual Touchscreen Specifications, Electrical Specifications