Owner's manual

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This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.
and shall not be used in whole or in part without its written content
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Transducer
Note
Date Drawn
46 5
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Rev.
Drawn by:
Checked by:
Approved by:
1h
3.3 Temperature cycle test
Cycles 5
3.4 Humidity cycle test
Cycles 5
3.5 Load test
Power supply rated voltage
Duration 1000hrs
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
Solderability temperature 255±5℃
Heat applying time 3±0.5sec
3.9 Resistance against solder-heat
No deterioration after dipping in solder 260±5℃
Duration 10sec
3.10Pin strength
Pulling force 10N
Duration 30sec
Notice: After the test the part shall meet specifications without
any degrance and performance except S.P.L, S.P.L shall be 80dB more .
all these tests above should be measured after leaving normal temperature for 2hrs.
3.1 High temperature test
Temperature +85°C
Duration 240hrs
3.2 Low temperature test
Temperature -40°C
Duration 240hrs
65°C 90-95% RH
12h
25°C 90-95% RH
1h
3. Reliability test
30min
30min15min
15min
10h
+20°C
+20°C
+85°C
-40°C
BMT1205XH7.5 LF
DRG NO: BS/TET01.036B
08/06/19
魏奉玲
A
03/05/28
王善梅
陶红仲
张秀琴
B
08/06/19
魏奉玲
ROHS