Nozzle Recommendations And Requirements - Emerson Rosemount 5402 Reference Manual

Reference Manual
00809-0100-4026, Rev KC
3.3.6

Nozzle recommendations and requirements

The Rosemount 5400 is mounted on a nozzle by using appropriate flanges. For best performance, it is
recommended that the nozzle meets the following recommendations for height (L) and diameter:
Figure 3-15. Mounting of the Rosemount 5400 Cone Antenna
> 0.4 in.
(10 mm)
Table 3-1. Minimum Nozzle Diameter and Recommended Maximum Nozzle Height for Cone
Model
5402
5401
1. For Rosemount 5402, the values for maximum nozzle height are recommendations. Note that the Rosemount 5402 with cone antenna can
be recessed in smooth nozzles up to 6 ft (2m).
Mechanical Installation
L
Minimum diameter
Antennas
Antenna/material
(1)
Cone 2 in. (50 mm) SST
Cone 3 in. (75 mm) SST
Cone 4 in. (100 mm) SST
Cone 2 in. (50 mm) Alloy C-276, Alloy 400
Cone 3 in. (75 mm) Alloy C-276, Alloy 400
Cone 4 in. (100 mm) Alloy C-276, Alloy 400
Cone 3 in. (75 mm) SST
Cone 4 in. (100 mm) SST
Cone 6 in. (150 mm) SST
Cone 8 in. (200 mm) SST
Cone 3 in. (75 mm) Alloy C-276, Alloy 400
Cone 4 in. (100 mm) Alloy C-276, Alloy 400
Cone 6 in. (150 mm) Alloy C-276, Alloy 400
Cone 8 in. (200 mm) Alloy C-276, Alloy 400
Mechanical Installation
L
max
in. (mm)
6.1 (155)
5.5 (140)
8.5 (215)
5.5 (140)
6.5 (165)
9.6 (240)
Pipe installations only
5.5 (140)
6.9 (175)
10.2 (260)
Pipe installations only
5.5 (140)
6.9 (175)
10.2 (260)
October 2018
Min. diameter
in. (mm)
2.2 (55)
2.8 (72)
3.8 (97)
2.2 (55)
2.8 (72)
3.8 (97)
3.8 (97)
5.7 (145)
7.6 (193)
3.8 (97)
5.7 (145)
7.6 (193)
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