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ABB GLA131 Series Microportable Analyzers
User Manual
ABB PROPRIETARY INFORMATION
49
To perform a gas calibration, connect the traceable, regulated bottle gas to the
analyzer gas-inlet line (see Figure 41 for parameters referred to in the procedure):
1. Click Setup, then the Calibration tab.
2. Check the Calibrate box in the
Reference Gas Settings
pane.
3. Enter the gas concentration for the gas type using the arrow keys in the
traceable certified bottle gas menu (below the Calibrate box).
4. Click Start to start the calibration.
5. Repeat Step 2 through 4 for all gases measured by the analyzer.
6. After the calibration is complete, click OK. The analyzer then resumes its
normal measurement mode.
7. Click Close to exit the
Calibration
screen.
Figure 41: Calibration Tab
Laser Adjust
Click the Laser Adjust tab to access the
Laser Adjust
screen. Use the
Laser Adjust
screen to manually adjust the laser’s wavelength, to compensate for any
cumulative drift. (Figure 42)