3-27
April 2004
Installing DMP-3 Compound with All Fixtures (cont.)
6. Spread the DMP-3 material so that it covers the whole area
under the fixture to a thickness of about 0.25 in. (6.4 mm), as
shown in Figure 3-31a below.
Figure 3-31: Spreading the DMP-3 (a) and
Reinstalling the Fixture (b)
7. Position the transducer yokes to the correct spacing and
reinstall the fixture around, but not on, the DMP-3 material, as
shown in Figure 3-31b above.
8. Remove the DMP-3 material from the transducer locations
(Figure 3-32a below).
Figure 3-32: Clearing DMP-3 from the Transducer
Location (a) and Installing the Transducers(b)
9. Apply the couplant to the transducers, and install the
transducers onto the pipe.
Note: If the measurement point is near a flange or weld, apply
DMP-3 between that structure and the fixture as well.
(a) (b)
(a) (b)