5
Content
I
．
Overview………………………………………………….…….3
II
．
Features………………………………………………………..3
III
．
Technical parameters…………………………..…………….4
IV
．
The structure and assembly of instrument…………..…….5
V
．
Working principle………………………………………..…….8
VI
．
Menu and key operation instructions………………...…….8
VII
．
Sample operation………………………………………….15
VIII
．
Maintenance………………………………………….……17
IX
．
Common troubleshooting………………………….………19
