User guide

Chapter 4
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BE6020-14 1316A-1 Multi Gas Monitor LumaSense Technologies A/S
Instruction Manual Page 83 of 98
Figure 4.33: Data Status window to select Hydro Carbon Mode.
4.3.7 To perform a span calibration with multi component gas mixture.
If more than one gas is to be span calibrated at the same time this
can be performed using multi component gas mixtures.
In the Span calibration window (see figure 4.22) select the gases to
be calibrated and key in the appropriate concentrations from the
certificate from the gas cylinder.
Before doing the Span calibration please make sure that Zero
calibration is set to “Manual” and the mode is set to 3 as described in
section 4.3.5.
1. Use to tick which of the CO, CO
2
, CHx gasses that you want
to be calibrated.
2. Type in the correct concentrations for the ticked CO, CO
2
, CHx
gasses.
3. Connect the calibration-gas bottle as described in section
4.3.4.
4. Open the gas valve and adjust the flow so that a small surplus
flow exists in the side-stream tube.