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PM100 Personal Single Gas Monitor
6.2 Exiting the Calibration Menu
Press the [Function key] until "ESC" is displayed on the screen. Press and hold the [Function key] for 5
seconds, the monitor will return to the Calibration screen. Press the [Function key] again and the unit
will return to the Measurement screen.
Note: If you do not press the [Function key] within 20 seconds, the display reverts to the main screen.
6.3 Fresh Air Calibration
Fresh Air Calibration must be performed in a clean environment that is free from other
gases (calibration is assumed to be performed in an environment with an Oxygen
concentration of 20.9% Vol.). Fresh Air Calibration should not be performed in a
confined space.
To perform a Fresh Air Calibration:
•
Access the Calibration menu.
•
"CAL" and the
•
Press and hold the [Function key] for 5 seconds to start the Fresh Air Calibration.
•
When the calibration starts, a countdown (starting at 10) will appear on the screen.
Note: Press the [Function key] during the 10 second countdown to abort.
•
Once the countdown is complete "CAL", the
successful Fresh Air Calibration.
Note: If you do not press the [Function key] within 20 seconds, the display reverts to the main
screen.
REV – 3.0
Figure 7-1
WARNING
icon will be displayed.
[34-2900-0206-2]
and
icons will be displayed indicating a
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