192 • TC Calibration
EAGLE 2 Operator’s Manual
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 TC channel. After calibrating the TC channel by following the
instructions below, attempt to calibrate the standard channels again. If the failure
continues, investigate the cause. See “Troubleshooting” on page 67.
29. Remove the tubing from the rigid tube on the probe.
30. Unscrew the 4-gas cylinder from the demand flow regulator.
31. If you want to change the TC channel’s calibration gas value, follow Step 15 - Step 24
above beginning with the TC Calibration Gas Value Screen below instead of the
standard channel Calibration Gas Value Screen.
32. With the TC Calibration Gas Value Screen displayed, press and release the POWER
ENTER RESET button to proceed to the Calibration In Process Screen for the TC
channel with
CAL IN PROCESS
flashing.
If you do not want to proceed with the calibration, press and release the DISPLAY
ADJUST NO button to return to the TC Cal Gas Values Screen.
If you do want to continue with the calibration, proceed to the next step.
33. Screw the new TC calibration cylinder onto the demand flow regulator.
34. Connect the tubing from the regulator to the rigid tube on the probe. Allow the
EAGLE 2 to draw gas for one minute.
35. Press and release the POWER ENTER RESET button to set the span adjustment for
the TC channel to the programmed value.
FAIL SENSOR
< > <OXY>
<H2S> < >
ENTER TO CONTINUE
CAL GAS VALUE
CH4 50.0 %vol.
ENTER TO BEGIN CAL
CAL IN PROCESS
CH4 0.0 %vol.
ENTER WHEN DONE
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