ESA YT4G Visualyser, Hardware Manual

Page: 175 / 178

Chapter 13
Resistance to chemical substan-
ces
171
Visualyser - Hardware Manual - rev. 1.00
Resistance to chemical sub-
stances
Chemical
substances
The table below shows a summary of all substances used for
the test with the various results.
The table must however be considered an approxi-
mate guide regarding resistance to chemical sub-
stances. Tests have never been performed on an
entirely assembled terminal.
Table 0.1: Resistance to chemical substances (Part 1 of 2)
Substance
Parts of the terminal
Film
2
matt
Film
1
transparent
Touch
2
screen
Glass Gaskets Resistance
Vinegar NS -- D -- -- --
Water NS >24h -- -- -- E
☺
Salt water NS -- -- -- -- E
☺
Benzylalcohol NS O -- O -- --
Ammonia
NS -- -- -- -- E
☺
<2% >24h -- >24h -- --
☺
5% -- -- -- >24h --
☺
10% -- -- -- -- --
☺
35% -- -- -- -- --
☺
Fabric softener NS >24h -- >24h -- --
☺
Carbon Dioxide NS -- -- -- -- E
☺
Petrol NS -- A >24h >24h F
Dichromate NS -- -- >24h -- --
☺
Key:
A - No visible deterioration, B - Very slight deterioration, C - Slight deterioration, D - Great visible damage, E - Unlimited
use, F - Limited use, G - Use not recommended, S - The film loosens, X - The film has bubbles, O - The film is
destroyed, CO - Concentrated, HC - High Concentration, LC - Low concentration SA - Saturo/a, NS - Not specified, h -
Hour/s, M - Month/s, Y- Year/s,
☺
- All elements tested resist the substances, - At least one of the elements tested
can be deteriorated by the substance in question, - All of the elements tested are damaged by the substance in
question, -- Not tested.
Note:
1 - According to Alcatel Bell, 2 - According to DIN42115 Part 2, 3 - According to the producer of raw materials, 4 -
Tested at 50°C
13.