Tyco Electronics ET1528L User Manual
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Table 9 CarollTouch (infrared) Technology Touchscreen
Specifications
Mechanical
Input Method
Input Method Finger or gloved hand activation
Electrical
Positional Accuracy
Typical centroid accuracy: 2 mm with 1 mm STD error
Resolution
Touch point density is based on controller resolution of 4096 x 4096
Touch Activation Force
No minimum touch activation force is required
Controller
Board: Serial (RS232) or USB 1.1
Optical
Light Transmission
Glass overlay: 90% per ASTM D1003-92
Environmental
Chemical Resistance
Glass overlays: The touch active area of the touchscreen is resistant
to chemicals that do not affect glass, such as: acetone, toluene,
methyl ethyl ketone, isopropyl alcohol, methyl alcohol, ethyl acetate,
ammonia-based glass cleaners, gasoline, kerosene, vinegar.
Polycarbonate bezel: around perimeter of monitor has some
sensitivity to hydrocarbons.
Durability
Surface Durability
Glass filter option: Surface durability is that of glass, Mohs’ hardness
rating of 7.