RKI Instruments EAGLE 2 Manual - Manual (Page 268)

258 • Infrared Hydrocarbon Calibration EAGLE 2 Operator’s Manual
13. Move the cursor next to the AUTO CALIBRATION menu item by
using the AIR ▲ YES button.
14. Press and release the POWER ENTER RESET button to display the
Calibration Gas Values Screen.
The gas concentrations displayed in the Calibration Gas Values Screen
must match the gas concentrations listed on the 4-gas calibration cylinder.
If all concentrations match, go to Step 25.
If one or more concentrations do not match, continue with Step 15.
If you do not want to continue with the calibration, press and release the
DISPLAY ADJUST NO button to return to the Calibration Mode Screen.
NOTE: The RKI 4-gas cylinder typically contains 12% O
2
by volume.
When using the auto calibration method, be sure to set the “OXY”
auto calibration value to agree with the concentration listed on the
cylinder’s label, not zero.
15. To adjust the values on the screen, press and hold the RANGE ▼ SHIFT
button, then press the DISPLAY ADJUST NO button and release both.
The following screen appears with the cursor next to CH4.
16. Place the cursor next to the channel whose gas value you want to change
using the AIR ▲ YES and RANGE ▼ SHIFT buttons.
17. Press and release the POWER ENTER RESET button to select the
CALIBRATION MODE
> AUTO CALIBRATION
SINGLE CALIBRATION
PERFORM AIR ADJUST
NORMAL OPERATION
CAL GAS VALUES
CH4 50 %LEL
OXY 12.0 vol%
H2S 25.0 ppm
CO 50 ppm
ENTER TO BEGIN CAL
ADJUST AUTO
CALIBRATION VALUES
> CH4 50 %LEL
OXY 12.0 vol%
H2S 25.0 ppm
CO 50 ppm