Tyco Electronics 1928L - Manual (Page 46)

C-32 Elo Touchmonitor User Guide
Acoustic Pulse Recognition Specification
MECHANICAL
Input method Finger, finger nail, gloved hand, or stylus activation
ELECTRICAL
Position accuracy 1% max. error
Resolution accuracy Touchpoint density is based on controller resolution of
4096 x 4096
Touch activation force Typically 2 to 3 ounces (55 to 85 grams)
Controller Board: USB 1.1
OPTICAL
Light transmission 90%+/-5%
ENVIRONMENTAL
Chemical resistance The touch activation 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
DURABILITY
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. APR technology has been op
erationally tested to more than 50 million touches in one
location without failure, using a stylus similar finger.