Electromagnetic flowmeters

For all applications with conductive liquids

  • From basic to demanding flow measurements, incl. custody transfer and safety-related applications (up to SIL 2/3)
  • Designs and liner materials for virtually any application – from potable water to extremely adhesive, abrasive and aggressive liquids
  • Large choice of nominal sizes up to DN3000 / 120"

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38 products
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OPTIFLUX 4400

Electromagnetic flowmeter for safety instrumented systems (SIS) and high-accuracy requirements

  • Certified for safety applications up to SIL 2/3, with automated partial proof test capability for extended proof test intervals
  • Best-in-class diagnostic test interval incl. fault response time of only 2 minutes
  • SIL 2/3 up to DN600 / 24"; non-SIL up to DN2000 / 80" (larger on request)
  • Pulse, frequency, status, 4…20 mA, HART®7
OPTIFLUX 1400

Electromagnetic flowmeter for dosing systems, compact skids and wireless on-site verification

  • Advanced flow measurement of liquids (≥5 μS/cm) with very high solid content
  • Advanced OPTICHECK technology built-in diagnostics and NAMUR NE 107 status indication via colour-coded backlit display
  • Wafer-style design: DN10…150 / ⅜…6", max. PN40 / ASME Cl 300
  • Various I/O, up to 3 x 4…20 mA HART®7; User-friendly parameterisation, monitoring and verification via Bluetooth® using the OPTICHECK Flow Mobile app
OPTIFLUX 2400

Electromagnetic flowmeter for advanced water and wastewater applications and wireless on-site verification

  • Integrated conductivity measurement with fast response time for monitoring water quality issues and empty pipe events
  • Advanced OPTICHECK technology built-in diagnostics and intuitive status indication via colour-coded backlit display
  • Flange: DN25…3000 / 1…120", max. PN40 / ASME Cl 300
  • Various I/O, up to 3 x 4…20 mA HART®7; User-friendly parameterisation, monitoring and verification via Bluetooth® using the OPTICHECK Flow Mobile app
WATERFLUX 3400

Electromagnetic flowmeter for advanced water applications and wireless on-site verification

  • High accuracy (±0.2%) flow measurement in freshwater distribution networks up to DN600 / 24"
  • No straight inlet/outlet runs needed, suitable for use in disturbed flow conditions
  • Advanced OPTICHECK technology built-in diagnostics and intuitive status indication via colour-coded backlit display, e.g. for conductivity monitoring or empty pipe alert
  • Various I/O, up to 3 x 4…20 mA HART®7; User-friendly parameterisation, monitoring and verification via Bluetooth® using the OPTICHECK Flow Mobile app
OPTIFLUX 4400 BETA

Electromagnetic flowmeter for safety instrumented systems (SIS), advanced process applications and wireless on-site verification

  • Certified for safety applications up to SIL 2/3; allows for automated partial proof tests providing extended proof test intervals
  • Advanced OPTICHECK technology built-in diagnostics and NAMUR NE 107 status indication via colour-coded backlit display
  • Flange: DN2.5…3000 / ⅒…120", max. PN40 / ASME Cl 600 (higher on request)
  • Various I/O, up to 3 x 4…20 mA HART®7; User-friendly parameterisation, monitoring and verification via Bluetooth® using the OPTICHECK Flow Mobile app
OPTIFLUX 5400

Electromagnetic flowmeter for advanced process applications, master metering and wireless on-site verification

  • High accuracy meter (±0.15% of MV) with ceramic tube; suitable for aggressive and abrasive liquids and suspensions, incl. those with very high solid content and temperatures up to +180°C / +356°F
  • Advanced OPTICHECK technology built-in diagnostics and NAMUR NE 107 status indication via colour-coded backlit display
  • Flange: DN15…300 / ½…12", max. PN40 / ASME Cl 300;
    Sandwich: DN2.5...100 / ⅒...4"
  • Various I/O, up to 3 x 4…20 mA HART®7; User-friendly parameterisation, monitoring and verification via Bluetooth® using the OPTICHECK Flow Mobile app
OPTIFLUX 6400

Electromagnetic flowmeter for advanced hygienic applications and wireless on-site verification

  • High accuracy (±0.2%), for hygienic liquid measurement in the food and beverage industry
  • Meter size: DN2.5…150 / ⅒…6" (3A, EHEDG certified)
  • Advanced OPTICHECK technology built-in diagnostics and NAMUR NE 107 status indication via colour-coded backlit display
  • Various I/O, up to 3 x 4…20 mA HART®7; User-friendly parameterisation, monitoring and verification via Bluetooth® using the OPTICHECK Flow Mobile app
OPTIFLUX 1050

Electromagnetic flowmeter for basic applications with conductive liquids

  • Cost-effective flow measurement of liquids (≥5 μS/cm) up to +120°C / +248°F
  • Extra isolation of electronics for use in high humidity areas
  • Wafer-style design: DN10…150 / ⅜…6", max. PN40 / ASME Cl 300
  • 4…20 mA, pulse, frequency, status, HART®, Modbus
OPTIFLUX 1100

Electromagnetic flowmeter for general applications with conductive liquids

  • Economical flow measurement of liquids (≥5 μS/cm) with solid content (≤10%)
  • -25…+120°C / -13…+248°F
  • Wafer-style design: DN10…150 / ⅜…6", max. PN40 / ASME Cl 300
  • 4…20 mA, pulse, frequency, status, HART®
OPTIFLUX 1300

Electromagnetic flowmeter for OEM applications, dosing systems and compact skids

  • Economical flow measurement of liquids (≥5 μS/cm) with solid content (≤70%)
  • -25…+120°C / -13…+248°F
  • Wafer-style design: DN10…150 / ⅜…6", max. PN40 / ASME Cl 300
  • 3 x 4…20 mA, HART®, Modbus, FF, Profibus-PA/DP, PROFINET
OPTIFLUX 2050

Electromagnetic flowmeter for basic water and wastewater applications

  • Liner materials resistant to low concentrated chemicals
  • With extra isolation of electronics for use in high humidity areas
  • Flange: DN25…1200 / 1…48", max. PN40 / ASME Cl 300
  • 4…20 mA, pulse, frequency, status, HART®, Modbus
OPTIFLUX 2100

Electromagnetic flowmeter for all standard water and wastewater applications

  • Chemically resistant liner materials
  • Compact version up to IP69, remote version IP68
  • Flange: DN25…1200 / 1…48", max. PN40 / ASME Cl 300
  • 4…20 mA, pulse, frequency, status, HART®

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KROHNE is a leading system provider in the field of industrial process measurement instrumentation. Employing over 4,000 people worldwide, KROHNE provides complete solutions for flow, level, pressure and temperature measurement, as well as for process analysis. In addition to these measurement devices, KROHNE offers commissioning, calibration and maintenance services.
The name KROHNE stands for innovation, reliability and high-quality products.

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