Elo TouchSystems ET1566L-9SWA-6 - Manual (Page 38)

C-31
AccuTouch 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/in
2
(15,500 touchpoints/cm
2
).
Touch Activation Force Typically less than 4 ounces (113 grams).
Surface Durability Surface durability is that of glass, Mohs’ hardness rating of 7.
Expected Life Performance AccuTouch technology has been operationally tested to more than 35
million touches in one location without failure, using a stylus similar
to a finger.
Sealing Unit is certified by UL to NEMA 4, 4x & 12 as a required
component.
Optical
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.
Antiglare surface: 6:1 minimum.
Gloss (per ASTM D2457
using a 60-degree gloss
meter) Antiglare surface: Curved: 60 ± 20 gloss units or 75 ± 15 gloss units.
Environmental
Chemical Resistance The active area of the touchscreen is resistant to all chemicals that do
not affect glass, such as:
Acetone
Methylene chloride
Methyl ethyl ketone
Isopropyl alcohol
Hexane
Turpentine
Mineral spirits
Unleaded Gasoline
Diesel Fuel
Motor Oil
Transmission Fluid
Antifreeze
Ammonia based glass cleaner
Vinegar
Electrostatic Protection (per
EN 61 000-4-2) The touchscreen withstands 20 discharges of 15KV, distributed
randomly across the active area of the touchscreen with proper
transient protection.