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Reference Manual
00809-0100-4026, Rev HA
Section 3: Mechanical Installation
November 2014
Mechanical Installation
Table 3-6. Beamwidth for the Rosemount 5401 Model (in ft [m])
Figure 3-17. Beam Angle
Table 3-7. Beam Angle for the Rosemount 5402
Table 3-8. Beam Angle for the Rosemount 5401
Distance
Antenna
4 in. (DN 100)
cone /rod
6 in. (DN 150)
cone
8 in. (DN 200)
cone
16 ft (5 m) 9.8 (3..0) 6.6 (2.0) 4.9 (1.5)
33 ft (10 m) 21.3 (6.5) 13.1 (4.0) 9.8 (3.0)
49 ft (15 m) 32.8 (10) 19.7 (6.0) 14.8 (4.5)
66 ft (20 m) 41 (12.5) 26.2 (8.0) 19.7 (6.0)
Antenna Beam angle
2 in. (50 mm) cone / process seal 19°
3 in. (75 mm) cone / process seal 14°
4 in. (100 mm) cone / process seal, rod 9°
Antenna Beam angle
3 in. (75 mm) cone Pipe installations only
4 in. (100 mm) cone / rod 37°
6 in. (150 mm) cone 23°
8 in. (200 mm) cone 17°
Beam angle
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