Teledyne T200U-NOy Manual do Utilizador descarregar pdf (Página 23)

Model T200U-NOy Option Manual Addendum

07303C DCN6646 21

Table 5 Span Calibration Procedure

Step Action Comment

1. Press CAL The analyzer enters the calibrate mode.

2. Wait For Stability

Type STB < 2 PPB

Wait for reading to stabilize at span value.

3. Press SPAN If you change your mind after pressing SPAN, you can still

press EXIT here without spanning the instrument.

4. Press ENTR Pressing ENTR actually changes the calculation equations and

causes the instrument to read the NO and NOy span

concentrations.

5. Press EXIT The analyzer returns to sampling. Immediately after

calibration, data is not added to the DAS averages.

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