Wiring - Emerson Rosemount 2051 Reference Manual

Electrical Installation
November 2016
Figure 4-3. Conduit Installation
A. Possible conduit line positions
B. Sealing compound
4.6.2

Wiring

See Figure 4-5
Use the following steps to wire the transmitter:
1. Remove the housing cover on the FIELD TERMINALS side.
2. Connect the power leads to the terminals indicated on the terminal block label.
See
3. Tighten terminal screws to ensure full contact with the terminal block screw and washer.
When using a direct wiring method, wrap wire clockwise to ensure it is in place when
tightening the terminal block screw.
Note
The use of a pin or ferrule wire terminal is not recommended as the connection may be
more susceptible to loosening over time or under vibration.

4. Ensure proper grounding (See
shield:



5. Plug and seal unused conduit connections.
6. If applicable, install wiring with a drip loop. See
7. Replace the housing cover.
40
Correct
A
B
for a basic PROFIBUS PA system configuration.
Figure 4-4 Rosemount 2051 PROFIBUS terminal block.
Power terminals are polarity insensitive - connect positive or negative to either
terminal.
be trimmed close and insulated from touching the transmitter housing
be connected to the next shield if cable is routed through a junction box
be connected to a good earth ground at the power supply end
Correct
B
A
Figure 4-6). It is important that the instrument cable
Figure 4-3.
Reference Manual
00809-0300-4101, Rev BB
Incorrect
A
Electrical Installation