Operating Manual
3KXG165002R4201_2021_04
ABB PROPRIETARY INFORMATION 32
GLA531 Series LGR-ICOS™ Gas Analyzer
Figure 27 Laser Frequency Offset Adjust
4–20 mA Range Adjustment
Use the 4–20 mA screen to set the 4–20 mA output range corresponding to the measured gas concentration.
Depending on the analyzer model, there are up to four channels of gas concentrations. To set the range:
STEP 1 Click Setup, then the 4-20 mA tab.
STEP 2 Enter the maximum value in the gas concentration range for each channel, as shown in Figure 28.
STEP 3 Click Close to exit the 4–20 mA screen.
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