Elo TouchSystems 1229L(WWW) - Manual (Page 51)

C-46 Elo Entuitive Touchmonitor User Guide
IntelliTouch Touchscreen Specifications
Mechanical
Positional Accuracy Standard deviation of error is less than 0.080 in. (2.03 mm).
Equates to less than ±1%.
Touchpoint Density More than 100,000 touchpoints/in2 (15,500 touchpoints/cm2).
Touch Activation Force Typically less than 3 ounces (85 grams).
Surface Durability Surface durability is that of glass, Mohs’ hardness rating of 7.
Expected Life Performance No known wear-out mechanism, as there are no layers, coatings,
or moving parts. IntelliTouch technology has been operationally
tested to more than 50 million touches in one location without
failure, using a stylus similar to a finger.
Sealing Unit is sealed to protect against splashed liquids, dirt, and dust.
Optical
Light Transmission 90%
(per ASTMD1003)
Visual Resolution All measurements made using USAF 1951 Resolution Chart,
under 30X magnification, with test unit located approximately
1.5 in (38 mm) from surface of resolution chart.
Clear surface: Excellent, with no noticeable degradation.
Antiglare surface: 6:1 minimum.
Gloss (per ASTM D2457 Antiglare surface: Curved: 60 ± 20 gloss units or 75 ± 15 gloss
using a 60-degree gloss units.
meter)
Environmental
Chemical Resistance The active area of the touchscreen is resistant to all 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
Electrostatic Protection Meets Level 4 (15 kV air/8 kV contact discharges).
(perEN 61 000-4-2, 1995)