Emerson Rosemount 5408 Reference Manual page 33

Figure 3-9:
A.
B.
C.
D.
E.
F.
Chamber
Consider the following chamber requirements:
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•
•
•
•
Rosemount 5408 and 5408:SIS Level Transmitters
Still Pipe Requirements
Max. 0.2 in. (5 mm)
Max. 1 in. (25 mm)
Min. 6 in. (150 mm)
Max. 1°
Level = 100%
Level = 0%
Pipes should be an all-metal material.
Pipe should have a constant inside diameter.
Inlet pipes should not protrude into the inside of the stand pipe.
The inner surface must be smooth and clear of any rough edges. (Smooth pipe joints
are acceptable, but may reduce accuracy.)
The gap between the cone antenna and the stand pipe should be maximum 0.2 in.
(5 mm). If required, order a larger antenna and cut on location. See
antenna dimensions.
Mechanical Installation
Table A-19 for
23