BeStar BMS30-12B-04H09 LF - Manual (Page 4)

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Page:3 of 5
6 5
Date
A
Rev. Drawn Note
www.be-star.com [email protected]
4 3
DRG NO: BS/TES01.545B
2 1
Drawn by:
Approved by:
Checked by:
Date:
Speaker A
C
B
D
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B
D
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BMS30-12B-04H09 LF
4. Reliability Test
H
6 5 4 3 2 1
H
1hrs 1hrs 1hrs
-20
25
+85
25
4.2 High Temperature Test
Temperature +85 ±3 ℃
Duration 96hrs
All these tests above should be measured after leaving normal temperature for 1hrs.
4.4 Damp Heat
Temperature 40 ±3 ℃
Relative Humidity 90%-95%RH
Duration 96hrs
4.1 Load Test
Power 0.5W
Duration 96hrs
4.3 Low Temperature Test
Temperature -20
±3 ℃
Duration 96hrs
sensitivity difference at 1kHz shall be within
±3dB from initial value after test.
4.5 Temperature Cycle Test
Cycle 4
4.6 Drop Test
Height 100cm (in state of packing)
Direction X,Y,Z,3 axis
Times 10 ( to 40mm hardwood board)
A 朱成兴
BMS30-12B-04H09 LF
08/05/09
06/11/28
张秀琴
莫丽丽
08/05/09 B 张小红 张小红
4.7 Vibration Test
Vibration Frequency
10~55Hz
Amplitude 1.52mm
Duration 2hrs each of 3 axis