Emerson Rosemount 3410 Series Maintenance And Troubleshooting Manual page 65

Maintenance and Troubleshooting Manual
00809-0600-3104
3.7.2 Install transducer cables
Procedure
1. Use the existing cable and cut the new cable (P/N 1-360-01-310) for each chordset to
2. Insert the keyed chordset into the transducer holder. Make sure the keyed parts are
3. Screw the cable nut onto the transducer holder turning clock-wise until hand-tight.
4. Route the cable through the gland on the Base Enclosure and pull the cable up
5. Strip the outer insulation, outer shield, and inner insulation to just inside the cable
6. Only connect wires for Chords A1, A2, B1 and B2 for 3412 meter applications or A1
7. Once the transducers are wired correctly, tighten the cable gland so that the
8. Repeat
9. Once all of the cables are replaced, dress with tie wraps (P/N 2-4-9158-001) in
Rosemount Gas Ultrasonic Flow Meters
same length.
correctly aligned.
Ensure the threads are correctly aligned and do not overtighten the cable nut.
through the Base Enclosure to allow enough slack to strip the cable wire.
gland using a wire stripper. Verify that insulation of individual wires were not cut
while removing outer layers. Strip each wire ¼-in. and wire them to the Acquisition
Module terminal block. Check the label number (i.e. A1) on the Acquisition Module
and match it with the label on the cable. Securely tighten the mounting screws of
terminal block J1 and J2 as shown in
Figure 3-18: Model 3414 Ultrasonic Meter Acquisition Module wiring
and A2 for 3411 meter applications. The relative position of the contacts is shown
on the Acquisition Module label adjacent to the terminal block. When terminating
the connector wires, ensure that the contacts clamp on the bare wires and not on
the wire insulation. Leave the connector plugged into the Acquisition Module while
terminating the individual wires.
transducer cable is held securely in place. Pull the cable back through the gland
to remove the slack and configure the cable to follow the same path of the existing
cable (see Figure 3-17) and note in
Step 1 through Step 7
groups of two; A1 and C1, D1 and B1, A2 and C2, D2 and B2. Install one cable tie
Figure 3-18.
Transducer cable removal and
if you are replacing other cables.
Meter repairs
January 2024
installation.
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