Calibrate No And No X Background - Thermo Scientific 42iQHL Instruction Manual

Calibrate NO and NO
Background
Thermo Scientific
The Calibrate NO and NO
x
instrument zero background. Before making an adjustment, be sure the
analyzer samples zero air for at least 5 minutes.
It is important to note the averaging time when calibrating. The longer the
averaging time the more precise the calibration results. To achieve
maximum precision, allow the instrument to stabilize each time input gas is
changed and set the averaging time to 300-second averaging.
Home Screen>Calibration>Calibrate Backgrounds>Calibrate NO
Background
Home Screen>Calibration>Calibrate Backgrounds>Calibrate NO
Background
The Calibrate Background screen contains the following information:
Target NO Concentration: Read only. Displays what the NO
●
concentration value will become when the calibrate button is pressed.
Current NO Concentration: Read only. Displays what the current NO
●
concentration is.
Background screens are used to calibrate the
x
Operation
Calibration
x
42iQHL Instruction Manual 3-11