When mounting a centering disc, it is important that it fits correctly in the chamber/pipe.
See
for Dimension D.
shows which centering disc diameter to
choose for a particular pipe.
Figure 3-12: Dimension D for Centering Discs
'
Table 3-7: Centering Discs Dimensions
Disc size
Actual disc diameter (D)
2-in.
1.8 in. (45 mm)
3-in.
2.7 in. (68 mm)
4-in.
3.6 in. (92 mm)
6-in.
5.55 in. (141 mm)
8-in.
7.40 in. (188 mm)
Table 3-8: Centering Disc Size Recommendation for Different Pipe Schedules
Pipe size
Pipe schedule
5s, 5 and 10s,10
40s, 40 and 80s, 80
120
160
2-in.
2-in.
2-in.
3-in.
3-in.
3-in.
2-in.
4-in.
4-in.
4-in.
4-in.
3-in.
5-in.
4-in.
4-in.
4-in.
4-in.
6-in.
6-in.
6-in.
4-in.
4-in.
7-in.
N/A
6-in.
8-in.
8-in.
8-in.
6-in.
6-in.
(1)
Schedule is not available for pipe size.
(2)
No centering disc is available.
Installation
Reference Manual
February 2020
00809-0100-4308
40
Rosemount 3308 Series
Summary of Contents for Rosemount 3308A
Page 8: ...Contents Reference Manual February 2020 00809 0100 4308 viii Rosemount 3308 Series ...
Page 10: ...Introduction Reference Manual February 2020 00809 0100 4308 10 Rosemount 3308 Series ...
Page 22: ...Transmitter overview Reference Manual February 2020 00809 0100 4308 22 Rosemount 3308 Series ...
Page 74: ...Installation Reference Manual February 2020 00809 0100 4308 74 Rosemount 3308 Series ...
Page 96: ...Configuration Reference Manual February 2020 00809 0100 4308 96 Rosemount 3308 Series ...