UMG70XV3-4EN 12.01.2009 87
10 Basic Measurement
10.6 Installation of the Damping Mats
Before the transducers are mounted, damping mats will be installed. The damping mats
reduce propagation of noise in the pipe wall.
• Select the measuring point according to the recommendations in chapter 5.
• Clean the pipe surface at the selected measuring point:
- Smooth a coat of paint by grinding. The paint does not need to be removed com-
pletely.
- Grind rust or loose paint.
- Remove grease or dust. Clean the pipe surface with soap sud.
• Select type and size of the damping mat (see annex A, sectionTechnical Data).
• Select the installation instructions corresponding to the supplied damping mat (see
section 10.6.1 or 10.6.2).
10.6.1 Installation of Self-Adhesive Damping Mats
Observe the operating temperature of the damping mat (see annex A, section Technical
Data).
• Cut the damping mat to size, if necessary (see annex A, section Technical Data).
• Remove a part of the protection sheet and fold it (see Fig. 10.2).
• Fix the part of the damping mat where the protection sheet is removed to the pipe.
Fig. 10.2: Protection sheet folded
Attention! Wear protective gloves and protective goggles when mounting the
damping mats.
In case of contact with the eyes:
• rinse immediately with plenty of water and
• see an eye specialist.
In case of contact with the skin:
• wash immediately with plenty of water.
damping mat
protection sheet
To Next Page
Loading...
Need help?
General
