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External ground
terminal
Twisting shields
Input signal cable
Twisting shields
Figure 5.9 (b) Wiring between Detector and Converter (when grounding for detector is
difficult)
Ground terminal
Grounding wire
When piping material is conductive
Connect the grounding wires to both
ends of the piping flange.
Converter
A
B
terminal block
G
E
G
A
B
Conductive material pipe
Example: Metal, etc.
Figure 5.10 Detector Grounding Method
- 28 -
X
Y
FG
Class D grounding
(Ground resistance 100
Excitation cable
E
X
Y
Detector terminal block
Non-conductive material pipe
Example: Resin pipe or metal pipe which
is internally coated with resin
When piping material is non-conductive
Carry out class D grounding work
(grounding resistance 100 or less).
6F8A0917
or less)
Ground terminal
Ground terminal
Grounding wire
Class D ground
(Ground resistance
100 or less)
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