
Operation ECA 450
48 Instruction 0024-9400
5. When High Resolution NOx Enable is turned ON, and when viewing the
Combustion Test RUN screen, observe in the example screens below that
if the value of NO, NO
2
, or NOx is <100 ppm, then the resolution is
0.1 ppm, but when a gas value is ≥100 ppm the resolution becomes 1 ppm.
«RUN«««««««««««NGAS«
NO 18.3 ppm
NO2 6.7 ppm
NOX 25.0 ppm
«RUN«««««««««««NGAS«
NO 131 ppm
NO2 73.0 ppm
NOX 204 ppm
2.17.17 Print Pressure
To choose whether or not the pressure reading is printed on the combustion
test printout (refer to Section 2.10 Printing Data), do the following:
1. Press SETUP key to display the Setup List screen.
2. Use ∧∨ keys to place cursor next to “Print Pressure”; then press ENTER
to display the Print Pressure screen.
Print Pressure
ª No
Yes
3. Use ∧∨ keys to place cursor next to either “No” or “Yes”; then press
ENTER to make the selection and return to the Setup List screen.
2.17.18 Information
To display the analyzer’s Serial Number, Part Number, Software Version,
and optional sensor(s) installed, do the following:
1. Press SETUP key to display the Setup List screen.
2. Use ∧∨ keys to place cursor next to “Information”; then press ENTER to
display the Information screen. Note that the information displayed for
your particular analyzer will vary from the one shown below.
Information
SN: EU1165
PN: 24-7221
Version: 1.00
Options:
COHI NO NO2 SO2 HC
3. Press ESC to return to the Setup List screen.
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