Elo TouchSystems ET2187C-4XWA-1, ET1X8XC-4XWA-1 manual Mechanical, Optical, Environmental

Table C.1 iTouch Touchmonitor 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	No known wear-out mechanism, as there are no layers, coatings, or moving parts.
Performance	iTouch 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 (per	100%
ASTM D1003)
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).
(per EN 61 000-4-2, 1995)

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