BeStar BMT1201H8.5F-02 LF - Manual (Page 4)

all these tests above should be measured after leaving normal temperature for 2hrs.
RH
3.3 Temperature cycle test
Cycles 5
3.4 Humidity cycle test
Cycles 10
3.5 Load test
Power supply rated voltage
Duration 1000hrs
65 C 90-95%
3.6 Vibration Test
Vibration Frequency 10~55Hz
Amplitude 1.5mm
Duration x,y&z directions
30min
3.7 Drop test
Height 70cm
(to 10mm thickness woodenboard)
Direction
3
3.8 Solderability test
Temperature 255 ±5℃
Duration 3 ±0.5sec
Notice: specification must be satisfied in this condition ,except S.P.L( S.P.L shall be 80dB more).
3.0h
25 C 90-95% RH
2.5h 2.5h
15min
3.1 High temperature test
Temperature +70 C
Duration 96hrs
3.2 Low temperature test
Temperature -25 C
Duration
96hrs
+20 C
30min
-25 C
+20 C
15min 30min
+70 C
Drawn by:
Checked by:
Approved by:
BESTAR ELECTRONICS INDUSTRY CO.,LTD
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BMT1201H8.5F-02 LF
3. Reliability test
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Page:3 of 5
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Transducer
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DRG NO: BS/TET01.004C
05/07/01 A 陶红仲
BMT1201H8.5-02 LF
魏奉玲
陶红仲
张秀琴
08/03/20
05/11/02 B 陶红仲
08/03/20 C 魏奉玲
change SPL into 85dB
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