NDIR Gas Analyzer | Settings and Calibration | |
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2.Select the Ch you want to change by pressing the UP or DOWN key, then press the ENT key. The setting content is highlighted.
3.Toggle between “both” or “current” using the UP or DOWN key.
∙If “both” is selected, zero or span calibration will be performed on both Range 1 and Range 2 on the selected Ch when the calibration is performed.
∙If “current” is selected, zero or span calibration will be performed only for the range displayed when calibration is performed.
4.Press the ENT key after the selection, and the specified calibration is performed.
To close the Calibration Range Settings screen or to abort the entry midway, press the ESC key. The previous screen will return.
Example:
Ch1 | Range 1: 0 to 200 ppm | both | |
NOx | Range 2: 0 to 2000 ppm | ||
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Ch 2 | Range 1: 0 to 200 ppm | current | |
SO2 | Range 2: 0 to 2000 ppm | ||
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Ch1: Range 1 and Range 2 are calibrated together
Ch2: Only the currently displayed range is calibrated
Note: When “both” is selected, the same calibration gas concentration must be used for both ranges.
Teledyne Analytical Instruments | 41 |
