41 • Calibration Mode
03 Series Operator’s Manual
2. At the E--CAL screen, press and release the POWER MODE button. A
screen appears that displays the calibration gas concentration that the
03 Series expects you to use.
If the displayed concentration matches the calibration cylinder
concentration, continue with Step 3.
If the displayed concentration does not match the calibration cylinder
concentration, do the following:
•
Press and hold the AIR button, then press and momentarily hold the
POWER MODE button.
•
Release both buttons as soon as you hear the buzzer sound a beep.
The following screen will display and the gas concentration will be
flashing.
•
Use the AIR button to adjust the calibration gas value to the desired
value. See Step 5 on page 32 for instructions to increase or
decrease the value.
•
Press and release the POWER MODE button to accept the
displayed value. The previous screen will return.
CO
E--CAL.
ppm
50
E--CAL.
ppm
50
CO
E--CAL.
ppm
50
