Specs at a glance
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Measured variables
Volume a. c., volumetric flow a. c., Fluid velocity, Speed of sound
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Measuring Medium
LNG (Liquefied Natural Gas)
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Nominal pipe size
8 ″ ... 36 ″
DN200 ... DN900, Schedule 40S/STD acc. ASME B36.19 / B36.10, others on request
Field of application
FLOWSIC900 is the result of our many years of experience in natural gas measurement: a flowmeter specially tailored to the requirements of the LNG industry. It offers the required custody transfer accuracy for volume flow measurement and meets highest metrological standards. With FLOWSIC900 and the proven products FLOWSIC600-XT and FLOWSIC100 Flare-XT, we offer high-end measurement solutions from a single source to bring measurement performance and reliability in LNG plants to a new level.
Custody transfer measurement of LNG
On- and offshore applications
Liquefaction, transport and storage of LNG
Device properties:
Intrinsically safe and reliable ultrasonic transducers
Conform to OIML R117 Cl. 0.3 and API MPMS Ch. 5.8
Real time measurement and diagnostics
Full bore design without pressure drop or need for flow conditioner
Factory thermal pre-insulation
Remote Signal Processing Unit
Benefits
Low measurement uncertainty directly at custody transfer point reducing financial risks during LNG-transaction
Increased transparency during LNG transaction by dynamic & real-time measurement &
diagnosticsOperational expenditure savings by reduced boil-off gas losses and efficient LNG transfer due to minimized pressure drop
Capital expenditure savings by simpliefied meter integration and installation due to compact design and factory pre-insulation
Easy and fast access during commissioning and regular checks with remote SPU
Videos
Xpert selection
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Specialized products
- Designed for demanding applications
Technical excellence
Simplicity
Variable
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Standard products
- Reliable, robust and low-maintenance
Technical excellence
Simplicity
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Specialized products
- Designed for demanding applications
Technical excellence
Simplicity
Variable
| FLEX selections | Technical excellence | Simplicity |
|---|---|---|
Fundamental selection Meet your basic measurement needs |
Technical excellence
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Simplicity
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Lean selection Handle your core processes easily |
Technical excellence
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Simplicity
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Extended selection Optimize your processes with innovative technologies |
Technical excellence
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Simplicity
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Xpert selection Master your most challenging applications |
Technical excellence
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Simplicity
Variable |
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Success stories
Most downloaded
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Operating Instruction (BA)
FLOWSIC900
English version - 06/2025
FLOWSIC900, LNG, flow meter
EN 01/06/202501/03/2025Language:
English
Version:
01/06/2025
File size:
4.6 MB
File name:
8029778_1SNC_OI_FLOWSIC900_en_V2-0_2025-06_EHS.pdf
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Innovation (IN)
FLOWSIC900 – custody transfer ultrasonic LNG-Meter
English version - 01/2025
The FLOWSIC900 is a flowmeter – specially tailored to the needs of the LNG-industry – that offers the required custody transfer accuracy for volume flow measurement and meets highest standards.
Language:
English
Version:
01/01/2025
File size:
3.4 MB
File name:
8029746_IN_FLOWSIC900_en_V2-1_2025.01_EHS.pdf
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11 documents
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Operating Instruction (BA)
FLOWSIC900
FLOWSIC900, LNG, flow meter
EN 01/06/202501/03/2025Language:
English
Version:
01/06/2025
File size:
4.6 MB
File name:
8029778_1SNC_OI_FLOWSIC900_en_V2-0_2025-06_EHS.pdf
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Short Instruction (KA)
CDBT100
Connection device for commissioning and service
Language:
English
Version:
01/02/2025
File size:
1.5 MB
File name:
8029783_AE00_KA_CDBT100_en_V2-1_2025.02_EHS_WEB.pdf
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Short Instruction (KA)
CID100
Display Unit
Language:
English
Version:
01/02/2025
File size:
1.6 MB
File name:
8030815_AE00_KA_CID100_en_V1-0_2025.02_EHS_WEB.pdf
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Competence Brochure (CP)
FLOWSIC流量メータと流量測定機器
精密な計量— 正確な請求とプロセス制御のために
Language:
Japanese
Version:
27/09/2025
File size:
20.7 MB
File name:
CP01484DJA_0125_FLOWSIC flow meters and instruments.pdf
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Competence Brochure (CP)
FLOWSIC – flow meters and instruments
Precise quantity measurement for accurate billing and process control
Language:
English
Version:
13/05/2025
File size:
3.1 MB
File name:
8030079_CP_Flow_meters_en_V2-0_2025.05_EHS_WEB.pdf
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Competence Brochure (CP)
MISURATORI E STRUMENTI PER LA PORTATA FLOWSIC
MISURATORI E STRUMENTI PER
LA PORTATA FLOWSIC
Misura precisa delle quantità –
fatturazione precisa e controllo di
processoLanguage:
Italian
Version:
27/05/2025
File size:
6.1 MB
File name:
CP01584D16IT_02.25-00.pdf
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Innovation (IN)
FLOWSIC900 – custody transfer ultrasonic LNG-Meter
The FLOWSIC900 is a flowmeter – specially tailored to the needs of the LNG-industry – that offers the required custody transfer
accuracy for volume flow measurement and meets highest standards.Language:
English
Version:
01/01/2025
File size:
3.4 MB
File name:
8029746_IN_FLOWSIC900_en_V2-1_2025.01_EHS.pdf
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Explosion Protection
Product family: FLOWSIC, FLOWSIC550, FLOWSIC900
Product root: IFL550-, IFL900-
Region: Europe (ATEX)
Approval agency: CSA
Protection: Ex iLanguage:
English
Version:
27/08/2025
File size:
74 KB
File name:
9407805_00_AP_CDUSB100_en_ATEX_CSANe_24ATEX1171X_Rev00.pdf
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Metrology
Product family: FLOWSIC, FLOWSIC900
Product root: IFL900-
Region: International
Approval agency: NMI
Approval number: R117/2019-A-NL1-24.05
Metrology type: MetrologyLanguage:
English
Version:
31/07/2025
File size:
847.2 KB
File name:
9413395_01_AP_FLOWSIC900_en_NMi_R117-2029-A-NL1_24.05_Rev01.pdf
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Metrology
Product family: FLOWSIC, FLOWSIC900
Product root: IFL900-
Region: Europe
Approval agency: NMI
Approval number: TC12890
Metrology type: MetrologyLanguage:
English
Version:
28/04/2025
File size:
1.2 MB
File name:
9413403_01_AP_FLOWSIC900_en_NMi_TC12890_Rev01.pdf
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