176 • ESM-01 Calibration
EAGLE 2 Operator’s Manual
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
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 channel. The
calibration gas value begins to flash.
18. Use the AIR
▲
YES and RANGE
▼
SHIFT buttons to adjust the calibration gas
setting to the desired value.
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.
19. Press and release the POWER ENTER RESET button to save the change. The
calibration gas value stops flashing.
20. Repeat Step 16 through Step 19 for any other channels that need to be changed.
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
www.
.com
information@itm.com
1.800.561.8187