Emerson Rosemount 3308 Series Reference Manual page 40

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