YOKOGAWA AXG1A Installation Manual page 16

• Installation: Natural soft rubber/Polyurethane
rubber lining type and Metal pipe
When a magnetic flowmeter with natural soft rubber
or polyurethane rubber lining is installed to metal pipe
without lining, installation method without grounding
ring is recommended.
In the case grounding ring is not used, it is
recommended to use no gasket between the pipe
and the sensor. With grounding wire (supplied by
customer), connect between the pipe and the sensor
mini-flange, or between the transmitter and the
grounding terminal of terminal box. For grounding in
detail, read Subsection 4.4.3.
In the case grounding ring is used, for gasket A
(customer pipe side), be sure to use non-asbestos
joint sheet gasket, PTFE-sheathed non-asbestos joint
sheet gasket (optional code BSF) or gasket with the
equivalent hardness.
• Installation without grounding ring
Customer pipe
(Metal)
With grounding wire, connect between the pipe and the sensor mini-flange,
or between the transmitter and the grounding terminal of terminal box.
• Installation with grounding ring
Grounding ring
Customer pipe
(Metal)
A
Gasket A
to be supplied by customer or by specified optional code
(4) Tightening Nuts
Tighten the nuts according to the torque values in Table
3.3.2.
Customer pipe
(Metal)
F0312.ai
Customer pipe
(Metal)
A
F0313.ai
<3. Installation>
IM 01E24A01-01EN
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