User Manual

12/02/16
DRG NO: BS/TEY01.397
Piezo Ceramic Element
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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5.Reliability Test:
5.1.High Temperature Test
Temperture +90°C
Duration 240hrs
5.2.Low Temperature Test
Temperature -20°C
Duration 240hrs
5.3.Temperature Cycle Test
Cycles 5
5.4.Humidity
Temperature 40±2°C
Relative Humidity
90~95R.H.
Duration 240hrs
+20 C
+20 C
15min30min
15min
30min
-20 C
+90 C
all these tests above should be measured after leaving normal temperature for 2hrs.
5.5.Vibration Test
Vibration Frequency 10~55Hz
Amplitude 1.52mm
Duration 2 hrs each of 3 axis
5.6.Shock
Piezoelectric disc shall be measured after applying shock at (980m/s
2
) for each
three mutually
perpendicular (XYZ) directions by half sine waves,3 times each
FT-15T-5.5A1
FT-15T-5.5A1
Li Hongyuan
Zhao Zheng
Ma Guoyang