4
２
．
Name of each part
①POWER／ENTER SW
This is used for power ON/OFF and entering the figure.
②PUMP／－ SW
This is used when make the pump ON/OFF and deverse the figure.
③ZERO／＋SW
This is used when make zero adjustment and increase the figure.
④PEAK SW
This is used when to let the peak displayed.
⑤MODE／ESC SW
This is used when enter the set mode or cancel the input.
⑥ALARM LAMP
When trouble alarm triggers, this shall blink and light out.
⑦LCD with Back-light
This shows the gas reading.
①
②
③ ④
⑤
⑥
⑦
GAS OUT
GAS IN
＊Caution
For CH4, when it goes over 100%LEL, it shall be changed to vol% automatically.
Methane「CH
4
」
Carbon monoxide「CO」
Oxygen「OXY」
Carbon dioxide「CO
2
」
Battery condition display
