Elo Touch Solution 1739L 17" Open-Frame Guía de usuario descargar pdf (Pagina 33)

AccuTouch (resistive) 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

(15,500 touchpoints/cm

)

Touch Activation Force Typical 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 (per ASTM 90%

D1003)

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 using Antiglare surface: Curved: 60± 20 gloss units or 75 ±15 gloss

a 60-degree gloss meter) units.

Environmental The active area of the touchscreen is resistant to all

Chemical Resistance 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 (per Meets Level 4 (15 kV air/8 kV contact discharges).

EN 61000-4-2, 1995)

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Elo Touch Solution 1739L 17" Open-Frame Guía de usuario Pagina 33