Advantech IPPC-9151 Series Car Video System User Manual


 
IPPC-9151 Series Users Manual 46
Chapter 8 Touchscreen
8.1 Introduction
The IPPC-9151 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.
8.2 Touchscreen Specifications
Electrical
Contact bounce: < 10 ms
Operating voltage: 5 V (typical)
Sheet Resistance: 350 +/- 22% per Square.
Linearity: <1.5% full scale linearity error in either direction.
Insulation Resistance: >20 M @ 25VDC
Durability
Test conditions: 4 H hardness, 0.04" stylus pen, 350 gram load
Point activation:
1 Million activations on a single point with a 5/8" diameter silicone
finger with a 350g load at 2 Hz
Character Activation Life:
>100,000 characters written within a 20 mm x 20 mm area on the touch
screen.
Chemical resistance:
Hard coating is highly resistant to most solvents and chemicals
Optical