Flow meters

Industrial flow meters for liquid, gas, steam, utility, and process flow measurement applications.

Products Flow Flow meters

Flow meter options

Specifications, ranges, materials, approvals, process connections, outputs, and accessories can be supplied according to project requirements.

Electromagnetic flowmeter

Electromagnetic flowmeters

  • Flow measurement for conductive liquids in process, utility, water, and industrial flow applications.
  • Nominal size options from DN10 to DN1000 / ANSI 0.5 to 40 in.
  • Maximum static pressure up to 1.6 MPa.
  • Accuracy options available at 0.5% or 0.2% depending on selected configuration.
  • Analog output: 4-20 mA.
  • Communication interface: Modbus RTU / RS-485.
  • Pulse output, bidirectional pulse output, or frequency output options available.
  • Versions available for installation without straight inlet or outlet pipe sections.
  • Wireless setup via smartphone or tablet for easier configuration and commissioning.
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Vortex flowmeter

Vortex flowmeters

  • High-end vortex flow measurement for gases, liquids, saturated steam, and superheated steam.
  • Supports direct mass flow, standard flow, and direct mass or energy flow depending on configuration.
  • Accuracy for liquids: +/-0.65% of rate.
  • Accuracy for gases and steam: +/-0.9% of rate.
  • Flange-mount meter sizes available from DN15 to DN300 / 1/2 to 12 in.
  • Wafer type meter sizes available from DN25 to DN150 / 1 to 6 in.
  • Output and communication options include 4-20 mA / HART 7, Modbus RTU-RS485, Modbus TCP, Profinet, and Webserver via Ethernet-APL.
  • Optional binary output can be used as a limit switch, pulse output, or frequency output.
  • Optional field input can accept pressure, temperature, or density for compensated flow calculations.
  • ATEX, IECEx, cFMus, NEPSI, and SIL 2 certified configurations available.
  • Smart HMI options support clear text display, front-glass configuration, easy setup, and Bluetooth functionality.
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Coriolis mass flowmeter

Coriolis mass flowmeters

  • High-precision mass flow and density measurement for low flow rates of liquids, gases, and steam.
  • Compact nominal sizes available: DN8 / 5/16 in and DN10 / 3/8 in.
  • Measuring ranges: DN8 up to 600 kg/h and DN10 up to 2,500 kg/h.
  • Accuracy for liquids: mass 0.1% of rate and volume 0.15% of rate.
  • Density accuracy options available at 10 g/l, 5 g/l, or 1 g/l depending on configuration.
  • Measuring medium temperature range: -50°C to 220°C.
  • Wetted material options include 316L stainless steel or Hastelloy C.
  • Communication options include HART, PROFIBUS DP, Profibus PA, Modbus RTU, Profinet, Modbus TCP, Ethernet IP, Webserver, and Ethernet APL.
  • Power supply options include 11 to 30 V DC, 110/230 V AC, and Power over Ethernet.
  • Explosion protection approvals available for ATEX, cFMus, NEPSI, and other hazardous area requirements.
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Thermal mass flowmeter

Thermal mass flowmeters

  • Direct mass flow measurement for industrial gas applications in low and medium pressure conditions.
  • Suitable gases include air, nitrogen, oxygen, carbon dioxide, methane, hydrogen, natural gas, biogas, helium, argon, propane, ethane, butane, ammonia, and more on request.
  • High-grade thermal sensor elements support long-term stability and reliable gas flow measurement.
  • Accuracy options available for standard industrial applications and higher accuracy advanced applications.
  • Integral and remote mount transmitter designs available with local display and HART communication options.
  • Process adaptation options include partial measuring sections, wafer design pipe components, and weld-on adapters for larger pipe sizes.
  • Typical medium temperature range is -25°C to 150°C, with advanced options up to 300°C depending on configuration.
  • Advanced options include process gas calibration, extended measuring range, filling application software, diagnostics, and multiple application profiles.
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Variable area flowmeter

Variable area flowmeters

  • Stainless steel variable area flowmeters for medium and high flow rates of gases and liquids, including aggressive media.
  • Suitable for extreme operating conditions, high pressures, low temperatures, high temperatures, and hazardous areas.
  • Standard flow indicator versions operate without power supply for cost-effective local flow measurement.
  • Compact 250 mm design supports installation in tight spaces with no upstream or downstream straight pipe sections required.
  • Available with flow indicator only or with electronics for instantaneous, totalized, and percentage flow rate.
  • Output options include 4-20 mA, HART, and Profibus PA depending on selected configuration.
  • Flow ranges available for air from 0.08 to 1,000 Nm3/h and water from 2.5 to 120,000 l/h.
  • Maximum operating temperature options include 150°C standard and 400°C high-temperature versions.
  • Material options include 316L stainless steel, with Hastelloy, Monel, Titanium, PTFE lining, IP67, IP68, ATEX intrinsic safety, and flameproof designs available.
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Ultrasonic flowmeter

Ultrasonic flowmeters

  • Non-invasive and inline flow measurement options for liquid flow applications.
  • Accuracy options available up to +/-0.5% depending on installation and configuration.
  • Output options include 4-20 mA, pulse, and relay outputs.
  • Communication options include Modbus RTU, RS-485, and HART depending on selected model.
  • Available in inline and clamp-on designs for different pipework and installation requirements.
  • Clamp-on options support zero pressure drop because the sensor does not obstruct the process line.
  • Useful for water, cooling water, utilities, process liquids, and retrofit flow monitoring applications.
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Venturi flowmeter

Venturi flowmeters

  • Differential pressure flow measurement for liquid, gas, steam, water, and industrial process flow applications.
  • Accuracy options typically available from +/-0.5% to +/-1.5% F.S depending on design and installation conditions.
  • Size options available from DN50 to DN1200+ for large pipe and process line applications.
  • Compatible with differential pressure transmitters for flow signal measurement and process integration.
  • Signal options can include 4-20 mA, HART, and Modbus depending on selected DP transmitter.
  • Venturi design supports high pressure recovery, with energy recovery options up to approximately 90%.
  • Useful for water networks, wastewater, cooling water, steam systems, oil and gas, and utility flow measurement.
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Restriction orifice flowmeter

Restriction orifice flowmeters

  • Differential pressure flow measurement and flow restriction for liquid, gas, steam, and industrial process applications.
  • Accuracy options typically available from +/-1.0% to +/-2.0% depending on design and process conditions.
  • Size options available from DN15 to DN1000+ for small lines through large process piping.
  • Material options include SS316, Monel, and Hastelloy for demanding media compatibility.
  • Temperature options available up to 600°C for high-temperature service.
  • Suitable for high-pressure service where controlled pressure drop or flow restriction is required.
  • Compatible with differential pressure transmitters for 4-20 mA, HART, or Modbus signal integration depending on selected transmitter.
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Averaging Pitot tube flowmeter

Averaging Pitot tube flowmeters

  • Flow measurement for compatible gases and liquids using averaging Pitot tube differential pressure technology.
  • Multiple sensing points and built-in averaging help reduce the need to traverse the flow stream with single-point measurements.
  • Suitable for schedule 40 pipe applications with pipe sizes from 1 to 10 in and insertion designs for larger line requirements.
  • Useful for clean dry air, inert gas, compatible liquids, combustion air, compressed air, cooling water, boiler feedwater, steam, stack gas, flare gas, and oil flow monitoring.
  • Designed for use with suitable differential pressure gauges or transmitters matched to the required flow range.
  • Typical options include 304 stainless steel and brass wetted materials with NPT male compression fitting process connections.
  • Instrument connections include 1/8 in NPT female ports for connection to DP indicators or transmitters.
  • Quarter-turn ball valves and instrument shut-off valves support quick isolation for zeroing and maintenance.
  • Proof pressure options available up to 200 psi / 13.7 bar with operating temperatures up to 200°F / 93°C depending on configuration.
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