Products

Flow and volume measuring instruments

In addition to our extensive and highly specialized product range, we naturally also offer our customers comprehensive know-how in all relevant disciplines relating to modern measurement technology. With competent advice, such as in the safeguarding and conformity assessment of measuring systems in accordance with the Measuring Instruments Directive 2014/32/EU, we create individual solutions for our customers, put devices and systems into operation and offer comprehensive after-sales service.

OVAL WHEEL METER PRODUCTS

Volume measurement of liquids and liquid gases in loading applications of the chemical and petrochemical industry, petroleum industry and of food and beverages:

  • In the oil industry for the measurement of crude oil or refined products or in the gas industry for the measurement of liquid gas
  • in dosing and loading technology for the measurement of defined quantities of various fuels and additives
  • in the petrochemical industry for measuring products such as ethylene or propylene liquid
  • in the chemical industry for measuring various acids or alkalis
  • in mechanical and apparatus engineering for measuring lubricants or process fluids
  • in shipbuilding for measuring fuel consumption

CHARACTERISTICS

high measurement accuracy
Single Case Oval wheel meter:
accuracy:         Flowal® Plus up to ±0.25%
accuracy:         OI up to ±0.1%
Double Case Oval wheel meter:
accuracy:         OP up to ±0.15%
accuracy:         OaP up to ±0.05%

SPECIAL FEATURES
  • Mechanical or electronic counters available
  • No inlet and outlet sections required
  • Wide viscosity range
  • Simple installation and commissioning
  • Maintenance-free
  • National and international approvals
  • Custody transfer certificates / OIML / MID 2014/32/EU
    (old version: 2004/22/EG)
  • Evaluation Certificate (Welmec 8.8)
  • SIL 2 (OaP series)
  • Llyods Register (OI, OaP)
  • Approved for use in legal metrology
  • ATEX
  • PED
  • NACE

TECHNICAL DATA IN GENERAL

Nominal size6 to 400 mm (1“ bis 16“)
Process connectionFemales threading
Flange according to DIN or ANSI
MaterialPressure relevant: cast steel, stainless steel, PVDF Other wetted parts: PEEK, aluminum; brass, ceramics, stainless steel, others

Flow Range0,03 l/min to 24.000 l/min
(0.008 gal/min to 6,340 gal/min)
Accuracy±0,05% to ±0,5%
Repeatability±0,02%
Viscosity0,1 to 100.000 mPa·s
Process temperature-40°C to 290°C (-40°F to 554°F)
Process pressuremax. 100 bar bar (1,450 psi)
Ex-protectionFlame proof or intrinsically safe

OVAL WHEEL METER SERIES OAP

Application:

Oval Wheel Meters Type OaP / OP are used for measuring liquid raw, intermediate and finished products such as liquefied gases, gasolines, heating oils, lubricating oils, transmission oils, solvents, bitumen, alkaline solutions, acids and other chemical liquids.

TECHNICAL DATA

Nominal size25 to 400 mm (1/4“ bis 16“)
Process connectionFlanges according to DIN or ANSI
MaterialPressure relevant: cast steel
Other wetted parts: aluminum; brass, stainless steel, others
Flow Range5 to 24.000 l/min
(1.32  to 6,340 gal/min)
Accuracy±0,05% to ±0,5%
Repeatability±0,02%
Viscosity0,1 to 100.000 mPa·s
Process temperature-40°C to 290°C (-40°F to 554°F)
Process pressuremax. 100 bar (1,450 psi)
Ex-protectionFlame proof or intrinsically safe
SPECIAL FEATURES
  • double case meter Design
  • no straight inlet and outlet pipe sections required
  • measuring principle independent of the viscosity
  • compact design
  • easy start-up
  • maintenance-free
  • the only SIL 2 oval wheel meter world wide
  • broad range of custody transfer approvals
CHARACTERISTICS
  • oval wheel meters for  low- , mid-, and high viscosity liquids
  • high measurement accuracy
  • low pressure loss
  • high life time

INDUSTRIES

  • Oil and Gas
  • Chemistry and pharmaceutical
  • Mechanical and plant engineering
  • Energy and power plants
  • Shipbuilding

OVAL WHEEL METER SERIES OP

Application:

Oval wheel meters type OP are used for measuring liquids such as gasolines, heating oils, lubricating oils, diesel oil, bio ethanol and some chemical liquids.

TECHNICAL DATA
Nominal size15 to 150 mm (1/2“ bis 6“)
Process connectionFlange according to DIN or ANSI
MaterialPressure relevant: cast steel, stainless steel, Wetted parts: aluminum or stainless steel
Flow Range0,08 to 5.000 l/min
(1.32 to 1,320 gal/min)
Accuracy±0,2% to ±0,5%
Repeatability±0,02%
option special calibration: ±0.15%
Viscosity0,3 to 120 mPa·s
Process temperature-10°C to 110°C (14°F to 230°F)
Process pressuremax. 40 bar (580 psi)
Ex-protectionFlame proof or intrinsically
SPECIAL FEATURES
  • Double case meter design
  • no straight inlet and outlet pipe sections required
  • measuring principle independent of the viscosity
  • easy start-up
  • maintenance-free
CHARACTERISTICS
  • oval wheel meter for mid to high viscosity liquids
  • low pressure loss
  • high life time

INDUSTRIES

  • Oil and Gas
  • Chemistry and pharmaceutical
  • Mechanical and plant engineering
  • Energy and power plants
  • Shipbuilding

OVAL WHEEL METER SERIES OI

Application:

Oval wheel meters type OI are used for the measurement of liquid products such as liquefied gases, acids, alkaline solutions, fats, alcohols, solvents, dispersions, polymers, poly-condensates, paints, colors and adhesives etc.

TECHNICAL DATA

Nominal size25 to 100 mm (1“ bis 4“)
Process connectionFlanges according to DIN or ANSI
Materialpressure relevant: cast steel, grey cast iron, stainless steel
wetted parts: aluminum; brass, cast iron
Flow Range8 to 1,000 l/min
(2  264 gal/min)
Accuracy±0,01% to ±0,3%
Repeatability±0,02%
Viscosity0,3 to 3.000 mPa·s (standard)
1,5 to 60.000 mPa·s (ball bearing)
Process temperature-60°C up to 180°C (-76°F to 356°) High temperature design: special clearances / extension 300 mm Low temperature design: special clearences / extension 400 mm + 2 magn. coupling / pmax  = 0.5 x PN
Process pressuremax. 40 bar (580 psi)
Ex-protectionFlame proof or intrinsically
SPECIAL FEATURES
  • single case meter Design
  • no straight inlet and outlet pipe sections required
  • measuring principle independent of the viscosity
  • compact design
  • easy start-up
  • maintenance-free
CHARACTERISTICS
  • oval wheel meters for mid to high viscosity liquids
  • high measurement accuracy
  • low pressure loss
  • high life time

INDUSTRIES

  • Oil and Gas
  • Chemistry and pharmaceutical
  • Mechanical and plant engineering
  • Food and beverage
  • Energy and power plants
  • Shipbuilding

OVAL WHEEL METER SERIES FLOWAL® PLUS

Application:

Versatile flowmeter for measuring the volume of liquids in mechanical engineering, factory automation and process instrumentation, such as suited for industrial fluids, chemical fluids, mineral oils and fuels. The modular design combines reliable mechanical sensors with modern electronics. The plastic version is suitable for measuring the volume of corrosive liquids, acids, alkalis, solvents, dyes…

 
CHARACTERISTICS
  • oval wheel meters for low to mid viscosity liquids
  • battery powered model available
  • low pressure loss
SPECIAL FEATURES
  • single case meter design
  • no straight inlet and outlet pipe sections required
  • measuring principle independent of the viscosity
  • easy start-up
  • maintenance-free
  • plastic version: no wetted metal parts and low weight
  • built-in temperature sensor
  • battery-supplied compact devices
  • detection of flow direction

TECHNICAL DATA

Nominal sizeG1/4“, G1/2“, G3/4“, G1“, G2“
Flanges DN15, DN25, DN50
Flanges ½“, 1“, 2“
Process connectionInside threads according to ISO 288
Flanges according to DIN or ANSI

Materialpressure relevant: stainless steel, aluminum, PVDF, PP other wetted parts: PEEK; stainless steel
Flow Range0,03 l/min to 660 l/min
Accuracy±0,25% to ±0,5%
Repeatability±0,02%
Viscosity0,3 to 3.000 mPa·s
Process temperature-40°C up to 130°C
(-40°F up to 266°F)
Process pressureup to 68 bar (986 psi)
Ex-protectionintrinsically safe (ATEX or IEC-Ex)

INDUSTRIES

  • Oil and Gas
  • Chemistry and pharmaceutical
  • Mechanical and plant engineering
  • Food and beverage
  • Shipbuilding

OVAL WHEEL METER SERIES OD

Application:

The focus is on the measurement of non-conductive liquids. This meter is designed for the measurement of e.g. oil or demineralized water. Due to the measuring principle, an inlet or outlet section is not required.

 
SPECIAL FEATURES
  • Fillings from 10 ml possible
  • very short dosing times > 250ms
  • high resolution (e.g. DN10: 2000 pulses/l)
  • large selection of filling quantities with different nominal sizes
  • can be combined with the batch controller
CHARACTERISTICS
  • direct measurement of volume
  • measurement of non-conductive and conductive liquids
  • high accuracy / repeatability also for small quantities
  • high long-term stability

TECHNICAL DATA

Nominal sizeDN10,DN15,DN25
Process connectionTriClamp according to DIN 32676
MaterialHousing: stainless steel Oval wheels: stainless steel, PEEK Seals: EPDM, alternatively Viton
Flow Range0.2 to 5 l/min  –  2,000 Pulses/
(0.05 to 1.32 gal/min)l 1 to 30 l/min  –  1,000 Pulses/l
(0.26 to 7.93 gal/min) 2 to 50 l/min – 400 Pulses/l
(0.53 to 13.21 gal/min) 4 to 100 l/min – 200 Pulses/l
(1.06 to 24.42 gal/min)
Accuracy±0,25% to ±0,5%
Repeatability±0,1%
Viscosity0,3 to 1.500 mPa·s
Process temperatureLiquid temperature: -10°C to +130°C (-14°F to 266°F) ambient temperature: -20°C to +70°C (-4°F to 158°F)
Process pressuremax. 16 bar
Ex-protectionnot available

INDUSTRIES

  • Chemistry and pharmaceutical
  • Food and beverage

Coriolis Mass Flow Meter Type FMO

Mass flow meters dedicated to the measurement of liquids and gases.

Application:

  • Custody transfer for mineral oils, bitumen and other viscous media
  • Process measurement of mechanical and plant engineering
SPECIAL FEATURES
  • suitable for high pressure applications
  • measurement of corrosive fluids
  • various electronic converters available
CHARACTERISTICS
  • high accuracy
  • easy start-up
  • independence on the flow profile
  • low sensitivity to air bubbles

TECHNICAL DATA

Nominal sizeDN15 up to DN300 (1/2“ bis 12“)
Process connectionFemale threading, flanges DIN or ANSI
MaterialStainless steel, Hastelloy, Tantalum, Duplex
Flow Range0,004 up to 30.000 kg/min
(0.009 up to 66,139 Ib/min)
Accuracy±0,15%
Repeatability±0,05%
Process temperature-200°C up to +400°C
(-328°F up to +752°F)
Process pressure1,379 bar (20,000 psi)
Ex-protectionFlame proof or intrinsically safe

INDUSTRIES

  • Oil and Gas
  • Chemistry and pharmaceutical
  • Mechanical and plant engineering
  • Food and beverage
  • Energy and power plants

Turbine Meter

The turbine meter is used for flow and volume measurement of liquid.

Application:

Measuring liquids and liquefied gases in the chemical and petrochemical industry, in the mineral oil industry and loading systems, especially for high operating pressures and low viscosities.

The following liquid media can be measured with the turbine meter:

  • crude oil
  • mineral oil
  • acids
  • alkaline solutions
  • solvents
  • water
  • liquefied gases
  • refined oil products (gasoline, kerosene, jet A1, JP8, diesel)
  • vinyl chloride

SPECIAL FEATURES

  • high flow capacity
  • approved for fiscal metering
TECHNICAL DATA
Nominal sizeDN15 to DN300 (1/2“ bis 12“)
Process connectionFlanges according to DIN or ANSI
MaterialCarbon steel, stainless steel (option: Hastelloy, Duplex)
Flow Range0.15 to 2,400 m³/h
(40 to 643,013 gal/h)
Accuracy±0,15% to ±0,5%
Repeatability±0,02%
Viscosity0,2 to 50 mPa·s
Process temperature-60°C to +250°C (-76°F to +482°F)
Process pressureup to 320 bar (4,641 psi)
Ex-protectionFlame proof or intrinsically safe

CHARACTERISTICS

  • high measurement accuracy
  • high repeatability
  • proven and reliable measuring instruments

VORTEX METER VTX 3

Application:

  • measurement of saturated steam and superheated steam
  • heat quantity measurement of steam and hot water
  • consumption measurement of industrial gases
  • safety-relevant measurements in SIL applications
  • consumption measurement in compressed air networks
SPECIAL FEATURES
  • latest modern technology for signal filtering -AVFD (Advanced Vortex Frequency Detection)
  • integrated pressure and temperature compensation
  • temperature compensation for saturated steam included as standard
  • integrated nominal width reduction
  • integrated gross and net heat quantity calculation for steam and hot water
  • comprehensive communication options
INDUSTRIES
  • chemistry
  • oil & gas
  • power plants
  • food & beverages
  • pharmaceutical
  • paper & pulp
  • automobile industry
  • iron, steel and metal

VORTEX METER VTX 2

The VTX vortex meter is used for flow and volumetric measurements of conductive and non-conductive fluids, gases and vapours in all industrial branches.

Application:

Applications include volumetric measurements for balancing (compressed air systems, heat carriers, vapours, chemical products, for example), process control and high throughput applications, thermal oil.

TECHNICAL DATA

Nominal sizeDN15 to DN300 (1/2“ to 12“) (larger connections on request)
Process connectionSandwich, Flanges according to DIN or ANSI
MaterialStainless steel
Flow Range0.4 to 20,000 m³/h
(106 to 5,283 gal/h)
Accuracyup to ±0,6%
Repeatability-40°C up to +260°C / 450°C
(-40°F up to +500°F / 842°F)
Viscosityup to PN100
Process temperaturecurrent output with HART® or current pulses and scalable pulse output according to NAMUR
Process pressureeight digit display  up front with operating keys, DTM and AMS drivers are available
Ex-protectionFlame proof or intrinsically safe
CHARACTERISTICS
  • Extremely rugged and stable measuring instrument
  • maintenance-free
 
SPECIAL FEATURES
  • insensitive to pulsations, pressure bursts and temperature shocks
  • with auto-adaptive digital signal processing
  • with P- and T-correction
  • 3 simultaneously and independently usable signals (current output HART®,pulses)
  • with an optional shut-off valve, the sensor and the electronics can be replaced under process conditions
  • optional with complete measuring section and universal flow computer for pressure and temperature compensation
INDUSTRIES
  • Oil and Gas
  • Chemistry and pharmaceutical
  • Mechanical and plant engineering
  • Food and beverage
  • Energy and power plants

Compact Orifice

The compact orifice Oriflow is used for flow measurements of conductive and non-conductive fluids, gases and vapours in all industrial branches.

Our strategic business unit (SBU) METRA Energie-Messtechnik has taken over this area. Our team will be happy to answer any questions you may have.

Application:

Applications include flow measurements (volume / Mass) for balancing (compressed air systems, heat carries, process control and high throughput applications, redundant solutions for safety applications

TECHNICAL DATA

Nominal sizeDN15 to DN300 (1/2“ to 12“), bigger sizes on request
Process connectionSandwich, Flanges according to DIN or ANSI
MaterialStainless steel, Hastelloy, Tantalum, Titan, PVDF, Monel
Flow Range0.2 to 150,000 m³/h
(52.83 to 39,625808 gal/h)
Accuracyup to ±0,6%
Viscosity-40°C up to +400°C
(-40°F up to +752°F)
Process temperatureup to PN100 (up to 320 bar / 4,641 psi on request)
Process pressurecurrent output / Foundation Fieldbus / Profibus A
Ex-protectionFlame proof or intrinsically safe
SPECIAL FEATURES
  • dry calibration
  • high repeatability
  • easy installation without pressure lines
CHARACTERISTICS
  • highest market acceptance already over 10,000 units in operation worldwide
  • extremely rugged and stable measuring instrument
  • suitable for extreme applications
 
INDUSTRIES
  • Oil and Gas
  • Chemistry and pharmaceutical
  • Mechanical and plant engineering
  • Energy and power plants

Electromagnetic Flowmeter

General purpose magnetic inductive flowmeter for applications in the water / waste water industry.

Application:

The field of application for all electromagnetic flowmeters of the SpiraMAG® series is the measurement of conductive liquids (>5µS/cm) like water, waste water in continuous flow measurement.
The series comprises the nominal diameters DN 15 to DN 1000 and is available in the pressure stages PN 10/16/40. The standard maximum temperature is 60°C.
Different connections and output signals are available.

SPECIAL FEATURES
  • empty pipe detection
  • third grounding electrode optional
  • bidirectional measurement
  • direct output 4-20 mA / HART®, pulse output
  • Modbus (RTU & ASCII)
  • battery powered solutions available
CHARACTERISTICS
  • soft rubber liner, ideal for abrasive liquids
  • user friendly converter compact or remote mounted
  • communication interface HART® or RS 485

TECHNICAL DATA

Nominal sizeDN 15 up to DN 1000 (on request up to DN 2.000)
Process connectionFlanges DIN or ANSI (others on request)
MaterialBody in painted steel / optionally stainless steel
Electrodes in stainless steel / Hastelloy C / Platinum
Liner in soft rubber, hard rubber or PTFE / PFA
Conductivity>5µS/cm
Flow range0.03 to 12 m/s
Accuracy±0.25 % of reading ±0.1 % fulll scale (for powered devices)
Process temperature   0°C to  +65°C (compact, rubber liner)
   0°C to  +65°C (remote, rubber liner)
-20°C to  +100°C (compact, PTFE liner)
-20°C to  +150°C (remote, PTFE liner)
Process pressureup to 40 bar (others on request)
INDUSTRIES
  • Water / Waste water industry

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