Procedure
1. Ensure a suitable zero air source is connected to the Sample Port.
Figure 108 – Zero Calibration Set-up - 2
2. Open - Main Menu → Calibration Menu.
3. Select - Cal. Type → Manual - Accept.
4. Select - Cal. Mode → Measure - Accept.
5. Allow the instrument time to achieve a stable response.
6. Enter - Zero Calibrate O3 - (read note) - OK.
7. Disconnect the zero air source and reconnect the sample line to the Sample Port.
8. Select - Cal. Mode → Measure - Accept (To return to sample measure).
5.4.3 IZS (Option)
Equipment Required
• N/A
Procedure
1. Open - Main Menu → Calibration Menu.
2. Select - Cal. Type → Manual - Accept.
3. Select - Zero Source → Internal - Accept.
4. Select - Cal. Mode → Zero - Accept.
5. Allow the instrument time to achieve a stable response.
6. Enter - Zero Calibrate O3 - (read note) - OK.
7. Select - Cal. Mode → Measure - Accept (To return to sample measure).
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