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Reliability test, Cycles 5 4.4 humidity cycle test cycles 5, 6 drop test high 1m to the board direction 3 – BeStar BUS102PW280 User Manual

Page 4: Speaker alarm, A廖明才

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Speaker Alarm

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4.Reliability Test

BUS102PW280

10/06/09

BUS102PW280

10/06/09

All these tests above should be measured after leaving normal temperature for 2hrs.

1h

1h

25

°C 90-95% RH

12h

4.5 Life test
Temperature +20

°C

Duration 96hrs
load 24VDC

10h

4.1 High temperature test
Temperature +85

°C

Duration 96hrs
4.2 Low temperature test
Temperature -40

°C

Duration 96hrs
4.3Temperature cycle test

15min

Cycles 5

4.4 Humidity cycle test
Cycles 5

30min

-40

°C

+20

°C

15min

65

°C 90-95%

RH

30min

+85

°C

+20

°C

4.6 Drop Test
High 1m to the board
Direction 3

BS/TEA01.244A