64 • Calibrating Using the Single Calibration Method
EAGLE 2 Operator’s Manual
5. Press and release the POWER ENTER RESET button. The Select Sensor Screen
appears with the cursor flashing.
6. Move the cursor next to the sensor you want to calibrate with the AIR
▲
YES and
RANGE
▼
SHIFT buttons. In the example below, the CH
4
sensor is selected for span
adjustment.
If you do not want to proceed with the span adjustment, press and release the
DISPLAY ADJUST NO button or place the cursor next to
ESCAPE
and press and
release POWER ENTER RESET to return to the Calibration Mode Screen.
To proceed with the calibration, continue with the next step.
7. Press and release the POWER ENTER RESET button to proceed to the Single
Calibration Gas Value Screen for the selected channel. The calibration gas value is
flashing.
8. If necessary, adjust the calibration gas value to match the cylinder concentration with
the AIR
▲
YES and RANGE
▼
SHIFT buttons.
NOTE:
The calibration gas value cannot be set lower than the low alarm setting. If the
calibration gas value listed on the calibration cylinder is lower than the current
low alarm setting, enter Setup Mode and change the low alarm setting. See
“Updating the Alarm Point Settings” on page 106 for instructions. If you need
to change the alarm point setting only to perform a calibration, make sure that
you change the alarm point setting back to its original value once the calibration
has been performed.
SELECT SENSOR
TO CALIBRATE
>ESCAPE
CH4 OXY
H2S CO
SELECT SENSOR
TO CALIBRATE
ESCAPE
>CH4 OXY
H2S CO
SINGLE CALIBRATION
CH4 50 %LEL
UP/DOWN TO ADJUST
CALIBRATION VALUE
ENTER WHEN DONE
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