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Calibrating the CO and CO
Calibrate the CO and CO
To simultaneously calibrate both sensors,
If not already in calibration mode, press L, R, and
1.
S simultaneously for 3 seconds to enter calibration mode.
Press 1
2.
Press 3
3.
The Meter display reads:
Calibration Procedure
Apply Nitrogen...
4.
Apply ½ liter/minute of nitrogen for 2 minutes. Press
[Cancel]
3
5.
When sensor zero is complete, remove the nitrogen and
press 2
The Meter displays:
Apply CO Calgas concentration...
Enter the concentration amount using 1[DOWN] and
6.
2[UP] to change the entry and 3[ENTER]to store it.
7.
Apply the calibration gas mixture of CO and CO
2[OK] or 3[Cancel] to exit calibration.
8.
When finished, remove gas and press
to next calibration date. Use 1[DOWN] and 2[UP] to
change the number and 3[ENTER]to store the number.
The calibration procedure is complete.
Calibrating the CO Sensor
To calibrate the CO sensor:
With the calibration cap on, press L, R, and S
1.
simultaneously for 3 seconds to enter calibration mode.
Press 1 [Yes] to initiate the calibration procedure or
2.
press 3[Cancel] to exit calibration mode.
Press 1[CO]. The Meter zeros the CO sensor. If desired,
3.
press 3[Cancel] to abort Meter calibration.
Use 1[DOWN] and 2[UP] to change the gas
4.
concentration (ppm). Press 3[ENTER]to enter the
concentration level.
sensors together, or separately.
2
[
]
Yes
to initiate the calibration procedure.
[
]
BOTH
.
to exit calibration.
[OK]
or 3
Sensors
2
[Cancel]
to exit calibration.
. Press
2
[OK]. Enter the time
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