RKI Instruments EAGLE 2 Manual User Manual
Page 257

EAGLE 2 Operator’s Manual
Infrared Methane Calibration • 247
27. Press and release the POWER ENTER RESET button to set the span
adjustment for each channel to the programmed values.
28. If all channels passed calibration, the following screen sequence occurs.
If any of the sensors cannot be adjusted to the proper value, a screen displays
that indicates a calibration failure and lists the sensor(s) that failed to
calibrate. In the example below, the oxygen and H
2
S channels failed
calibration. The other sensors calibrated normally.
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 Value Screen for the infrared methane channel. After
calibrating the infrared methane channel by following the instructions below,
attempt to calibrate the standard channels again. If the failure continues,
investigate the cause. See “Troubleshooting” on page 70.
29. Remove the tubing from the rigid tube on the probe.
30. Unscrew the 4-gas cylinder from the demand flow regulator.
AUTO CALIBRATION
DONE
REMOVE GAS
AUTO CALIBRATION
END
CAL GAS VALUE
CH4 50 %LEL
ENTER TO BEGIN CAL
FAIL SENSOR
< >
ENTER TO CONTINUE