GE PT878GC Manual De Usuario
Installing the Dampening Material, Transducers and Fixtures
3-1
April 2004
Chapter 3
Installing the Dampening
Material, Transducers and
Fixtures
Material, Transducers and
Fixtures
Since the PT878GC is specifically designed for gas measurement
with clamp-on transducers, it requires the use of specially
designed fixtures and dampening material to maintain the highest
possible measurement accuracy. GE Panametrics supplies the
CFG series of fixtures:
with clamp-on transducers, it requires the use of specially
designed fixtures and dampening material to maintain the highest
possible measurement accuracy. GE Panametrics supplies the
CFG series of fixtures:
•
The V1 clamping fixture for pipes with diameters between
0.75 and 1.25 in. (20 to 30 mm).
0.75 and 1.25 in. (20 to 30 mm).
•
The V4 clamping fixture for pipes with diameters between
1.25 and 4 in. (30 to 100 mm).
1.25 and 4 in. (30 to 100 mm).
•
The V8 clamping fixture for pipes from 4 to 8 in. (100 to
200 mm).
200 mm).
•
The V12 clamping fixture for pipes from 8 to 12 in. (200 to
300 mm).
300 mm).
•
The PI clamping fixture for pipes from 12 to 24 in. (300 to
600 mm).
600 mm).
Figure 3-1 on the next page illustrates the V series and PI fixture
assemblies. Complete the steps in the following sections to
position and install the transducers, fixtures and dampening
material.
assemblies. Complete the steps in the following sections to
position and install the transducers, fixtures and dampening
material.