Reference Manual
00809-0100-4840, Rev. BA
July 2008
Rosemount 3100 Series
3-6
Figure 3-2.
Mounting the Rosemount 3100
Series Using a Nozzle/Stand-off
NOTE:
If the transmitter face does not protrude into the vessel, note the dimensions
in Table 3-1 for Figure 3-2, and always ensure that the nozzle/vessel weld is
smooth and free from internal weld beads or other projections.
Table 3-1. Nozzle Diameter
Size (D) and Max Length (L)
Figure 3-3.
Mounting the Rosemount 3100
Series Using a Bracket Kit
PTFE
(Teflon
®
)
L
D
Tighten to a torque of 1.5 lbf.ft (2 Nm)
using the hexagon.
Do not use housing to tighten
Use non-metallic
fitting / flange
Nozzle Diameter Size (D) Maximum Nozzle Length (L)
DN50 (2 in.)
3
/4 in, (18 mm)
DN80 (3 in.) 4 in. (100 mm)
DN100 (4 in.) 4 in. (100 mm)
DN125 (5 in.) 8 in. (200 mm)
≥DN150 (6 in.) 14 in. (350 mm)
No.4X 13 Long Self Tap
Screw (3 Positions)
Carbon steel (zinc plated)
PVC disc
Stainless steel bracket
Note: Combined weight of bracket
and disc is 16 oz (0,5 kg)
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