<buttons-switches-displays>
This test serves to prove the abrasion resistance of hand-operated buttons, switches, touch-displays and of interior parts with inscriptions. The test can be carried out with a testing device similar to [DIN 40046-59;DIN 40046-59;;all;].
Figure 76: Structure buttons,switches, displays
Stroke frequency:
...
Stroke length:
...
Contact force:
...
Number of strokes:
10.000
Friction medium:
Felt according to [DIN 61200;DIN 61200;;all;], hardness H1, diameter and thickness = 10mm
Test medium:
Synthetical sweat solution according to [DIN 53160;DIN 53160;;all;].
Number of DUTs:
...
Test temperature:
TP Test temperature
ABS = 23 °C -/+ 5 K
Pre-treatment:
Not applicable.
Evaluation criteria
Output criteria:
No visible abrasion.