Installation Manual

Version
Date
Author
Note
Ver1.0
24
th
Oct.2020
Liu Fen,
Wang Gang
Draft
Ver1.1
4
th
Nov.2020
Liu Fen
Change the description of the
working principle and the
description of the sound pressure
level in the technical indicators
Ver1.2
30
th
Nov.2020
Wang Gang
Optimize general fault description
Ver1.3
5
th
Feb.2021
Liu Fen
Change the appearance size picture
according to the inspection
requirements and increase the use
time after battery undervoltage