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Measuring method, Piezo ceramic element – BeStar FT-27T-6.3A1W050 User Manual

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5.4.Measureing Condition:

Parts shall be measured under a condition(Temperature:+5°C to +35°C,Humidity:45 to 85% R.H.)

unless the standard condition(Temperature:+25± 3°C,Humidity:60± 10%R.H.)is regulated to

measure.

DRG NO: BS/TEY01.269B

A

Date

6

Rev.

5

Drawn

www.be-star.com [email protected]

4

Approved by:

Note

3

李红元

B

Drawn by:

Checked by:

Date:

汤浩君

赵 峥

08/12/10

Piezo Ceramic Element

A

Page:05 of 08

2

1

FT-27T-6.3A1W050

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5.3.Insulation Resistance:

An insulation resistance shall be measured by using an insulation resistance meter,suach as DF2863

insulation resistance meter.

C

D

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5.2.Capacitance:

An electrostatic capacity capacitance shall be measured at 120Hz by using LCR meter, such as DF2812A

LCR numerical bridge or equivalent.the part shall be clamped at the node .

E

F

E

F

5.1.Resonant Frequency/Resonant Impedance

piezoelectric diaphragm shall be clamped at a node point as shown in following figure to be free from any

mechanical stress,and measured its resonant frequency and resonant impedance by using

YW2788 synthesis parameter test apparatus or equivalent

G

FT-27T-6.3A1W050

5.Measuring Method

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6

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