Emerson Rosemount 644 - Ground the transmitter: option 3

Ground the transmitter: option 3
Procedure
1. Ground sensor wiring shield at the sensor if possible.
2. Ensure the sensor wiring and signal wiring shields are
electrically isolated from the transmitter housing.
3. Do not connect the signal wiring shield to the sensor wiring
shield.
4. Ground the signal wiring shield at the power supply end.
DCS
A
B
C
D
A. Sensor wires
B. Transmitter
C. Shield ground point
D. 4-20 mA loop
Quick Start Guide April2023
14 Rosemount 644