GEM 3030 mFlow, Quick Manual, Page: 8 / 20

3030
Upstream of the GEMÜ 3030
m
Flow no free
outlet is allowed to ensure that the pipeline
is always completely fi lled.
Correct
Flow
Incorrect
Flow
In addition, the fl owmeter must be installed
in a horizontal mounting position at the side
of the area de fi ned below.
Preferred installation position
Non-recommended installation position
Danger of trapped air
Danger of solid matter
deposits
In order to avoid turbulence as a result
of pipe bending which can falsify the
measurement results, a straight inlet
distance of 10 x DN and a straight outlet
distance of 5 x DN should be planned.
Flow
The electronics housing with display can be
rotated through 370°.
X3
1
5
4 3
2
For plant-speci fi c reasons earth potential
di ff erences between pipeline and reference
earth may occur. Earth the pipeline before
and after the fl owmeter to eliminate these
di ff erences.
Important:
To guarantee the measuring
accuracy, the GEMÜ 3030
m
Flow
must be installed in the fi lled
pipeline at least 24 hours before
measurement.
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