Thermo Scientific 49iQ Instruction Manual page 158

Calibration
Calibration Procedure
4-10 49iQ Instruction Manual
The user sets the span concentration by pressing the Edit Span
Concentration button. The Calculated Span Coefficient button will
show what the span coefficient will bet set to if the Calibrate button is
pressed. Pressing the Calibrate button will save the new coefficient and
calibrate the instrument.
4. Enter the O calibration gas concentration using the pushbuttons, and
3
then press the Calibrate button to calibrate the O
calibration gas.
5. Record the ozone concentration as determined by the calibration
photometer and the corresponding analyzer response.
reading to the O
3 3
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