Table 7-3: Enter Expected; Table 7-4: Manual Span - Teledyne 200A Instruction Manual

Nitrogen oxides analyzer
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Teledyne API Model 200A NO
Table 7-3: Enter Expected Span Gas Concentrations Procedure
Step Number
1.
2.
3.
4.
5.
If desired, compensation for moly converter efficiency (CE) can be included in the NO
concentration calculation. The CE must be entered prior to calibration. Refer to Section 7.8.6 for
the CE procedure.
Table 7-4: Manual Span Calibration Procedure - Span Gas thru Sample Port
Step Number
1.
2.
3.
4.
5.
Analyzer Instruction Manual, 02246, Rev. F1
X
Action
Comment
Press
This key sequence causes the M200A to prompt for the
CAL-CONC-NOX
expected NO
Enter the NO
under each digit until the expected value is set. This menu can
also be entered from CALS or CALZ.
Press ENTR
ENTR stores the expected NO
Press
Now enter the expected NO span concentration as in step one.
CAL-CONC-NO
Press ENTR
Pressing ENTR stores the NO span value and returns the
prompt to the CONC menu.
Press EXIT
Returns instrument to SAMPLE mode.
Action
Comment
Press CAL
The M200A enters the calibrate mode. NO span gas should be
fed to the sample port.
Wait 10 min
Wait for reading to stabilize at span value.
Press SPAN
If you change your mind after pressing SPAN, you can still
press EXIT here without spanning the instrument.
Press ENTR
Pressing ENTR actually changes the calculation equations and
causes the instrument to read the NO and NO
concentrations.
Press EXIT
M200A returns to sampling. Immediately after calibration,
data is not added to the DAS averages.
concentration.
x
span concentration value by pressing the key
x
7-5
span value.
x
x
span
x

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