250 • Infrared Methane Calibration EAGLE 2 Operator’s Manual
36. If the infrared methane channel passed calibration, the following screen
sequence occurs.
If the infrared methane channel cannot be adjusted to the proper value, a
screen displays that indicates a calibration failure and indicates that the
infrared methane sensor failed to calibrate.
The buzzer and alarm LEDs activate in a double pulsing pattern. Press and
release the POWER ENTER RESET button to reset the alarm and continue to
the Calibration Mode Screen. Attempt to calibrate the infrared methane
channel again. If the failure continues, investigate the cause. See
“Troubleshooting” on page 70
37. Disconnect the tubing from the probe.
38. Unscrew the demand flow regulator from the calibration cylinder.
39. Use the RANGE ▼ SHIFT button to place the cursor next to the
NORMAL OPERATION menu option, then press and release the
POWER ENTER RESET button to return to Measuring Mode.
AUTO CALIBRATION
DONE
REMOVE GAS
AUTO CALIBRATION
END
CALIBRATION MODE
> AUTO CALIBRATION
SINGLE CALIBRATION
PERFORM AIR ADJUST
NORMAL OPERATION
FAILED SENSOR
ENTER TO CONTINUE
<CH4>
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