Emerson Rosemount 148 Reference Manual page 21

Reference Manual
00809-0100-4148
Ground the transmitter: Option 2
Use this method for grounded housing.
Procedure
1. Connect signal wiring shield to the sensor wiring shield.
2. Ensure the two shields are tied together and electrically isolated from the
3. Ground shield at the power supply end only.
4. Ensure the sensor shield is electrically isolated from the surrounding grounded
Figure 2-6: Option 1L Grounded Housing
A
D
A. Sensor wires
B. Transmitters
C. DCS host system
D. Shield ground point
transmitter housing.
fixtures.
Figure 2-7: Option 2 Grounded Housing
A
A. Sensor wires
B. Transmitters
C. DCS host system
D. Shield ground point
B
B
D
Installation
June 2019
C
C
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