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Our employees explain and illustrate the requirements of standards and regulations already in consultation meetings and thus facilitate the implementation and safe application in daily work. In addition, they present engineering know-how from 50 years of practice as well as research and thus provide our customers with a decisive competitive advantage.

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Flow Measurement Devices

Holzhauer Pumpen GmbH

Flow Measurement Devices

Volume measuring devices are used to measure the volume of transparent liquids in closed pipelines.

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Precise volume measurement.

Volume measuring devices are used to measure the volume of transparent liquids in closed pipelines.

Aperture flow meter with VdS and FM/UL approval
Aperture flow meter with VdS and FM/UL approval
  • Certified security from three independent certification companies in just one unit (FM, LPCB and VdS)
  • Nominal widths from DN 50 (2″) to DN 300 (12″)
  • Coverage of measuring ranges from 75 to 38,000 lpm (50 – 5,000 GPM)
  • Easy installation due to grooved connection to the pipe network
  • Due to the sophisticated design, the unit is ready for operation with only one screw connection after connection to the piping network, thus ensuring the quickest and simplest installation
  • Unique VdS-approved manufacturer with groove connection
  • High and constant reading accuracy
  • Location, installation position and flow direction according to specific requirements
  • Insensitive to vibrations
  • Robust and low-maintenance design
  • Reliable and long life
  • Calibration certificate (optional)
Magnetic-inductive flow rate measuring device with VdS approval
Magnetic-inductive flow rate measuring device with VdS approval
  • Fully welded steel fitting
  • VdS approval 2344, 2100-29
  • Fast signal processing with 16-bit microcontroller
  • Fixed measuring ranges
  • Compact or separate design
  • Low assembly effort due to coupling connection
  • Short entry and exit distance
  • Simple electrical connection through M12 plug
  • 4-20 mA output

Measuring pipe connections

  • Nominal widths from 2″ / DN 50 to 10″ / DN 250 (coupling connection)
  • Nominal sizes from G ½ to G 2 (threaded connection)
  • Nominal sizes from ½” / DN 15 to 10″ / DN 250 (flange connection EN 1092-1)
  • Nominal sizes from ½” / DN 15 to 10″ / DN 250 (flange connection ANSI B16.5)
Magnetic-inductive flow rate measuring device with FM/UL approval
Magnetic-inductive flow rate measuring device with FM/UL approval
  • Measuring accuracy 0.4 % ± 1 mm/s
  • Outputs 1 power output, 1 digital output, 1 relay output,
  • Communication HART
  • Backlit display with alphanumeric text, 3 x 20 characters
  • Protection classes IP67 (NEMA 4x/6), IP20 (NEMA 2)
  • Power supply 12-24 V AC/DC, 115-230 V AC
  • Ambient temperature from -20 to 50 °C (-4 to 122 °F)
  • Approvals MI-001, Danak, PTB, OIML R49
  • Ex approvals FM/CSA Class 1, Div 2

Applications

Reference Projects

Did you know …

A functioning sprinkler system is often a requirement when applying for a building permit.

Let us help you!

Our employees explain and illustrate the requirements of standards and regulations as early as the initial consultation phase and thus facilitate the implementation and safe application in your daily work. In addition, they present engineering expertise spanning 50 years of hands-on application and research and thus provide our customers with a decisive competitive edge.