Emerson Rosemount 648 Reference Manual page 47

Installation
July 2016
Option 1
1.
2.
Option 2
1.
2.
Note
Always use facility recommended wiring practices.
36
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Connect sensor wiring shield to the transmitter housing (only if the housing is
grounded).
Ensure the transmitter housing is electrically isolated from the sensor wiring.
A
C
A. Sensor wires
B. Transmitter
C. Shield ground point
Ground sensor wiring shield at the sensor.
Ensure the sensor wiring and shield is electrically isolated from the transmitter
housing.
B
A
C
A. Sensor wires
B. Transmitter
C. Shield ground point
B
Reference Manual
00809-0200-4648, Rev BB
Installation