192 • ESM-01 Calibration EAGLE 2 Operator’s Manual
Calibrating with a 5-Gas Cylinder
The calibration instructions below show a 5 channel instrument which has the
four standard channels, LEL/oxygen/H
2
S/CO, and an ESM-01 channel for
sulfur dioxide (SO
2
).
1. See “Calibration Supplies and Equipment” on page 56 for a description
of the necessary calibration supplies. See Table 19 on page 203 for
available cylinders. Make sure your calibration cylinder is appropriate for
the ESM-01 detection range.
2. Find a fresh-air environment. This is an environment free of toxic or
combustible gases and of normal oxygen content (20.9%).
3. While in Measuring Mode, press and hold the RANGE ▼ SHIFT button,
then press the DISPLAY ADJUST NO button and release both buttons.
4. If the unit prompts you for the password, enter it by using the AIR ▲
YES and RANGE ▼ SHIFT buttons to select each password number and
then pressing and releasing POWER ENTER RESET to enter the number
and move on to the next one.
5. The Calibration Mode Screen displays with the cursor next to AUTO
CALIBRATION.
6. Move the cursor to the PERFORM AIR ADJUST menu item by using
the RANGE ▼ SHIFT button.
CALIBRATION MODE
> AUTO CALIBRATION
SINGLE CALIBRATION
PERFORM AIR ADJUST
NORMAL OPERATION
CALIBRATION MODE
AUTO CALIBRATION
SINGLE CALIBRATION
> PERFORM AIR ADJUST
NORMAL OPERATION
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