Filter
Top Products
13
sensor type has been changed or if the previous calibration was not suc-
cessful, the bottom line of the display will show “CALIBRATION REQUIRED”.
For Toxic Gases 0
MENU
For O
2
20.9% O
2
MENU
In the normal Operating Mode, the following information is displayed:
- Gas concentration in either ppm (toxic Gas) or % (oxygen)
- Battery life indication
- Backlight prompt
- Menu prompt
To turn OFF the instrument, depress and hold both push-buttons. The unit
will sound three successive “beeps” accompanied by flashes of the Red
LED. The instrument will then display the following screen:
DO YOU WANT TO TURN
THE UNIT OFF?
YES NO
ppm
<gas>