Vibration Test
To be no interference in operation after vibrations,10Hz to 55Hz
for 1 minute full amplitude 1.52mm, for 2 hours at three axises
Drop Test
To be no interference in operation after dropped to concrate floor each
one time from 1 meter height at three directions in state of packing
Temperature Test
a) After exposure at 70℃ for 240 hours, sensitivity to be within ±3 dB
from initial sensitivity
(The measurement to be done after 2 hours of conditioning at 20℃)
b) After axposure at -25℃ for 240 hours, sensitivity to be within ±3 dB
Humidity Test
After exposure at 40℃ and 90~95% relative humidity for 240 hours,
sensitivity to be within ±3 dB from initial sensitivity
Temperature Cycle
Test
After exposure at -55℃ for 33 minutes, at 20℃ for 10 minutes,at
+85℃ for 30 minutes, at 20℃for 10 minutes, 5 cycles, sensitivity to
be within ±3 dB from initial sensitivity
Ⅳ. Appearance Drawing
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