10
Chapter 3. Mounting and Wiring
z
Rc connection
• Coating sealant
Coat the pipe threads, except the two nearest the tip, with an appro-
priate amount of sealant.
Remove dirt or burrs from the inside of the pipe.
Right Wrong
Sealant Sealant
• Piping connection
When connecting the piping, hold the flowmeter by putting a
wrench on the flange.
Flange
Resin cover
Body
Pipe
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UNF connection
• Fitting connection
When connecting a fitting, hold the flowmeter by putting a wrench
on the flange.
Handling Precautions
• Do not grip and turn the
main part of the device.
Doing so might cause
damage or leakage.
• When connecting the pip
-
ing, do not hold the flow-
meter by the resin cover.
Doing so might damage
the cover.
• Observe the specified
tightening torque.
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Gas flow
Handling Precautions
• Gas must flow through the meter in the direc-
tion of the arrow on the side of the flow chan-
nel. Flow in the opposite direction cannot be
measured accurately.
Fitting
Tightening torque
CMS9500/0002/0005/0020/0050: 40 to 45 N•m
CMS0200/0500: 50 to 60 N•m
Resin cover
Flange
Body
Gas Gas
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