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20 Piping recommendations
Section 2: Mechanical installation Daniel 3818 LNG Liquid Ultrasonic Meter Installation Manual
May 2012 3-9000-771 Rev A
• The bore of the mating piping should be within 1% of the meter inside diameter.
• The meter is provided with dowel pins to align the meter body bore with the bore of the
mating piping.
• The Daniel 3818 LNG Liquid Ultrasonic Flow Meter should be mounted in horizontal
piping with the chord paths horizontal
• The dual transmitter electronics assemblies are remote mounted.
• The mating piping should include temperature and pressure measurement connections
located a minimum of two nominal pipe diameters length down stream of the meter, or
per API MPMS 5.8.
FAULTY METER INSTALLATION
Correctly install the equipment.
If meter bodies are mounted or oriented differently than specified above, debris may collect
in the transducer ports which could adversely affect the transducer signals, or cause
equipment damage.