BeStar FT-20T-4.3A1 - Manual (Page 8)

DRG NO: BS/TEY01.256B
A
6
Rev.
5
Date Drawn
www.be-star.com [email protected]
4
Note Approved by:
3
张秀琴
08/06/16 B 赵 峥
B
Drawn by:
Checked by:
Date:
李红元
赵 峥
08/06/16
Piezo Ceramic Element
A
Page:7 of 7
2 1
FT-20T-4.3A1
B
Frequency: 4.3 ±0.5 Frequency: 3.4 ±0.4
08/06/16 张秀琴 赵 峥 B
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8. History change record
Change Items
A
version
No.
G
Before After
08/06/13
赵 峥
Date Drawn
FT-20T-4.3A1
H
6 5 4 3
张秀琴
Approved
G
H
2 1