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Mass flowmeter for ships fuel applications• Flowmeterforbunkeringapplications
• Highaccuracy:0.1%ofactualflow
• Measuredvalues:massflow,density,temperature
• Twinstraightmeasuringtubeswithoptimisedflowdividerforminimumpressureloss
• Fullyweldedmaintenancefreemeasuringtubesinstainlesssteel
• Norequirementforstraightinlet/outletsections
Technical DatasheetOPTIMASS 2000
©KROHNESkarpenord02/2014
System / converter combinations
Dimensions and weight
OPTIMASS 2000
Technical dataMeasuring system
Measuringprinciple Coriolismassflow
Applicationrange Massflowanddensitymeasurementofliquid
Measuredvalues Mass,density,temperature
Measuring accuracy
Measuringaccuracy ±0.1%ofactualmeasuredflowrate
Repeatability Betterthan0.05%
Accuracyofdensity Typical0.2%
Accuracyoftemp. ±1°C
Design / construction
Features Fullyweldedmaintenancefreesensorinstainlesssteelwithtwinstraightmeasuringtube
Options AvailableasremoteversionwithoptionalI/O
Operating conditions
Ambienttemp. -40…+65°C
Max.mediumtemp. 130°C
Maximumflowrates(forwater)
S100:420000kg/h
S150:900000kg/h
S250:2300000kg/h
For further technical details, please contact:KROHNESkarpenordStromtangveien21,NO-3950Brevik,NORWAYTel.:+4735561220,Fax:[email protected] www.krohne-skarpenord.com
C
F
E
D
A
B
C
Other dimensions on request
Dimensions (mm) Weight
A B(DN200)
B(DN250)
C D E F
S100 219±5 293±5 160 60 98.5 81.7kg
S150 323±5 1647 - 345±5 160 60 98.5 208.4kg
S250 406±5 - 2050 386±5 160 60 98.5 441.4kg
Coriolis measuring principle
ACoriolistwintubemassflowmeterconsistsoftwomeasuringtubesjadrivecoilkandtwosensors(landm)thatarepositionedeithersideofthedrivecoil.
Static meter not energised and with no flow
Whenthemeterisenergised,thedrivecoilvibratesthemeasuringtubesjcausingthemtooscillatekandproduceasinewavel.Thesinewaveismoni-toredbythetwosensors.
Whenafluidorgaspassesthroughthetubesj,thecorioliseffectcausesaphaseshiftlinthesinewavekthatisdetectedbythetwosensors.Thisphaseshiftisdirectlyproportionaltothemassflow.Densitymeasurementismadebyevaluationofthefrequencyofvibrationandtemperaturemeasure-mentismadeusingaPt500sensor.
Energised meter
Energised meter with process flow
TheEcoMATE®softwaretakescareofdataacquisition,logging,calculations,monitoringandreporting.
MFC 400 FField mounted
Remoteconverterwithdisplayforindicationofflowdataandcounter:
