Teledyne Advanced Pollution Instrumentation | Model 633 Aethalometer® Black Carbon Monitor User Manual |
3. INSTRUMENT INSTALLATION
3.1 Unpacking the system
Take the instrument out of the box and place it on an even surface. Keep the back of the instrument accessible.
Remember to remove protective caps on the inlet and exhaust ports before operation!
Figure 6. Remove protective caps on the rear panel of the instrument before switching it on!
3.2 The sampling line
The instrument is supplied with several meters of black conductive sample line tubing designed to minimize electrostatic particle losses in the sampling system. Keep the sampling line as short as possible. Do not attempt to substitute the sampling tubing with tubing from a different material. If substituting the supplied tubing with tubing from other material, please consult the instrument supplier for details.
When installing the sample line, try to avoid sharp bends or long horizontal runs with the sample tubing as either of these conditions can promote particle losses in the sample tube. Insulate the sample lines inside the instrument shelter and avoid exposing them to direct
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