Emerson Rosemount 8705 - Page 14

Quick Installation Guide
00825-0100-4727, Rev CC
January 2013
Rosemount 8700 Series
13
STEP 4: GROUNDING
Use Table 6 to determine which process grounding option to follow for proper installation.
The sensor case should be earth grounded in accordance with national and local electrical
codes. Failure to do so may impair the protection provided by the equipment.
Table 6. Process Grounding Installation
Process Grounding Options
Type of Pipe
Grounding
Straps
Grounding
Rings
Grounding
Electrode
Lining
Protectors
Conductive
Unlined Pipe
See Figure 9 Not Required Not Required See Figure 10
Conductive Lined
Pipe
Insufficient
Grounding
See Figure 10 See Figure 9 See Figure 10
Non-Conductive
Pipe
Insufficient
Grounding
See Figure 11 on
page 14
See Figure 12 on
page 14
See Figure 11 on
page 14
Figure 9. Grounding Straps or Grounding Electrode in Lined Pipe
Figure 10. Grounding with Grounding Rings or Lining Protectors
Grounding Rings or Lining
Protectors
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