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Maintenance and Troubleshooting Manual
00809-0100-3812
2. Check the transducer cables for the correct position or secure them with tape so the
3. Position the lower split shroud below the meter body with the arch cutout aligned
4. Lift the lower shroud aligning the four studs of the lower split shroud into the slot of
5. Install one split shroud clamp onto a lower shroud stud. Align the angled tabs of the
6. Tighten the nut with a 7/16 (11 mm) wrench. Repeat this at each of the stud
7. If required, attach the security wire seals on the Transmitter Enclosure end caps and
3.10.4
Install latched band shroud
Latched band shrouds are utilized on 2 inch to 10 inch ultrasonic meters.
Rosemount 3812 Liquid Ultrasonic Flow Meter
split shroud installation will not interfere with or pinch the cables.
with the body cylindrical shape.
Figure 3-73: Lower Shroud installation
A. Upper split shroud
B. Hex head nut with external tooth lock washer
C. Shroud clamp and tab
D. Lower split shroud
the upper split shroud. When correctly aligned, fully engage the lower split shroud
with the upper split shroud in the slots of the upper shroud.
clamps to fit over the angled tabs of the upper shroud. Secure the clamp in place
using a hex nut with attached external tooth lock washer.
locations using additional nuts.
through the hex head bolts on the Base Enclosure and if required, install security
seals on the split shroud. Refer to
This completes the split shroud installation procedure.
Meter sealing
for detailed sealing instructions.
Meter maintenance
April 2022
113
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Table of Contents
Troubleshooting
