14
Graphic Operator Terminal /
CHEMICAL RESISTANCE
4.2
Touch Screen and Overlay
This section provides information about the touch screen and overlay for the device.
4.3 Autotex
F157/F207
Autotex F157 or F207 covers the overlay surrounding the touch screen.
Solvent Resistance
Autotex F157/F207 withstands exposure of more than 24 hours duration under DIN42 115 Part 2
to the following chemicals without visible change:
Chemicals
Acetonitrile
Diesel Downey / Lenor
1
Phosphoric acid (<30%)
Ajax / Vim in solution
Ethanol
Potassium ferricyanide
Alkali carbonate solution
1
Glycerin
Potassium hydroxide
(<30%)
Ammonia (<40%)
1
Glycol
Pure
turpentine
Acetic acid (<50%)
Gumption
1
SBP 60 / 95
1
Ariel powder in solution
1
Hydrochloric
acid
(<36%) Sulfuric acid (<10%)
Bleach
1
Linseed oil
Tomato ketchup
Castor oil
Methanol Tricjloroacetic
acid
(<50%)
Caustic soda (<40%)
1
Nitric acid (<10%)
White spirit
Cutting oil
Paraffin oil
Windex
1
Cyclohexanol
Persil powder in solution
1
Wisk
Diacetone alcohol
Petroleum spirit
1
1
Extremely faint glossing of the texture was noted.
Autotex withstands DIN 42 115 Part 2 exposure of up to 1 hour duration to glacial acetic acid
without visible change.
Autotex is not resistant to high pressure steam at over 100 °C or the following chemicals:
Chemicals
Concentrated mineral acids
Benzyl alcohol
Concentrated caustic solution
Methylene chloride
Outdoor Use
In common with all polyester based films Autotex F157/F207 is not suitable for use in conditions
of long term exposure to direct sunlight.
