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42 • Calibration Mode
GX-2003 Operator’s Manual
9. Disconnect the tubing from the probe.
10. Unscrew the demand flow regulator from the calibration cylinder.
11. Use the (SHIFT)
▼
button to place the cursor next to the NORMAL
OPERATION
menu option, then press and release the POWER
ENTER button to return to Measuring Mode.
Calibrating with the Single Calibration method
This section describes calibration using the Single Calibration method.
To calibrate using the Auto Calibration method, see “Calibrating with
the Auto Calibration Method” on page 40.
CAUTION:
The single calibration method does not have a “FAIL”
notification. If a sensor cannot be set to agree with the
calibration source, see “Troubleshooting” on page 74.
1. While in the calibration menu, use the
▲
AIR or (SHIFT)
▼
button
to place the prompt next to the SINGLE CALIBRATION menu
option.
2. Press and release the POWER/ENTER button to display the single
calibration menu.
NOTE:
To display the CO sensor, use the (SHIFT)
▼
button to move
the cursor to the bottom of the screen and then press it again
to advance to the next screen.
3. Use the
▲
AIR or (SHIFT)
▼
button to place the cursor next to the
sensor you want to calibrate (in this example the combustible gas
% LEL sensor).
AUTO CALIBRATION
>SINGLE CALIBRATION
CONTRAST
NORMAL OPERATION
21:09
>CH4 (%LEL)
CH4 (VOL%)
OXY
H2S
21:09