sensor type has been changed or if the previous calibration was not suc- cessful,thebottomlineofthedisplaywillshow“CALIBRATIONREQUIRED”.
| ppm |
For Toxic Gases | 0 <gas> |
| MENU |
For O2 | 20.9% O2 |
| 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
DO YOU WANT TO TURN
THE UNIT OFF?
YESNO
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