Measuring technology for flow rate, mass flow rate and flow velocity

Measuring methods at a glance

Flow rate and flow velocity in pipes and ducts, measuring flow profiles, aerodynamic research, measuring laminar flow, also at high gas temperatures, landfill gas, exhaust gas,...

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Flow rate and flow velocity measurement in wet and/or particulate-laden gases, biogas or exhaust gas, also according to Clean Air Guidelines, (TA Luft). Flow rate measurement of...

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Fixed and portable consumption measurement in compressed air, nitrogen, natural gas, methane, helium, argon, carbon dioxide, hydrogen, SF6; measuring laminar flow, burner supply...

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Flow rate measuring in liquid-filled pipes, HVAC systems, verification of pump and operational systems, boiler tests, leak detection, filter sizing, testing fire and hydraulic...

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TOP QUALITY FLOW MEASUREMENT AND FLOW RATE MEASUREMENT!

Höntzsch flow rate measuring instruments and flow meters in use worldwide are our guarantee for increased process liability and plant safety. International customer satisfaction and confidence in our wide range of flow sensors is perfect proof.

Our flow sensors and flow rate measuring instruments demonstrate their strengths and outstanding excellence even for applications requiring extreme specifications and measurement requirements. Some examples are: explosive atmospheres, aggressive mediums, gases with temperatures up to 550 °C, mediums with particle or condensate content, high flow velocities up to 200 m/s, pipe flows with changing gas compositions or flow direction, and many more. The main focus of the flow rate measuring instruments here in use is measurement of gas flow rate. Höntzsch also offers a wide spectrum of flow rate measuring instruments and flow sensors for measuring the flow rate of liquids. 

We are continually working towards new product development and solutions. Our dedicated team of experts in the field of equipment design, electronic systems and flow technology is committed to ensuring that our innovative flow sensors and flow rate meters are designed using the best available technology and development tools and comply with national and international directives and laws. For the most part, flow and flow rate measurement tasks require individual expert advice together with a customer-specific solution: Just ask us - we have it!

Fixed or portable flow rate measurement / flow measuring – even under extreme conditions!

Whether under our own direction, in cooperation with our clients, renowned research establishments, partners in industry or suppliers, our objective is always to design and develop measuring instruments which will meet the future requirements of our customers. Höntzsch flow rate meters can be found in many different industrial sectors and are available for various specifications. Fixed or portable measurement of flow or flow rate, a high-precision flowmeter or a highly accurate flow rate measuring instrument: Höntzsch is always your competent partner.

Where other suppliers have reached their limits, Höntzsch rises to the challenge. Benefit from our application know-how, expert advice and economic solutions. Take advantage of our strengths, especially where exact flow rate and flow measuring of gases under extreme conditions is concerned.

Höntzsch with its products is a leading manufacturer in the field of flow measuring technology, producing a large variety of high-quality flow sensors for customer-specific requirements.

Our application-specific, high precision instruments for measuring the flow velocity and flow rate of gases can be used in many industrial sectors such as chemical, pharmaceutical, automotive, and semiconductor industries as well as in power stations, waste water and biogas plants, waste disposal, landfill sites, to name just a few.

Product comparison

Fixed or portable measurement? Customised solutions for maximum precision and economic efficiency.

Probes / Insertion Sensors
 

Vane wheel
flow sensor FA

Vortex flow sensor VA

Thermal flow sensor TA10

Thermal flow sensor TA20

Gaseous media air / gases air / gases air / gases air / gases
Liquid media liquids with viscosity < 200 cSt - - -
Principal areas of application measuring in clean gases and liquids; control measuring in gases and liquids measuring in particle and condensate laden gases air mass flow measurement; measurement of compressed air air mass flow measurement; measurement of compressed air
Measured variables flow velocity / flow rate flow velocity / flow rate mass flow / standard flow rate mass flow / standard flow rate
Measuring ranges (in stages) 0.3 ...120 m/s 0.5 ... 80 m/s 0.2 … 200 Nm/s 0.08 … 60 Nm/s
Working pressure (overpressure) 1 MPa /10 bar 300 kPa / 3 bar 2.5 MPa /25 bar 1 MPa /10 bar
Working temperature range -40 ... +550 °C -25 ... +240 °C -10 ... +140 °C -10 ... +240 °C
Temperature measuring range (with integrated Pt100) -40 ... +300 °C -10 ... +250 °C -10 ... +140 °C -10 ... +240 °C
ATEX category 1G (zone 0)
ATEX category 2G (zone 1)
ATEX category 1D (zone 20)
ATEX category 2D (zone 21)
Materials in contact with media aluminium, stainless steel, titanium ... stainless steel, titanium, Hastelloy C4/C22/B2, tantalum ... stainless steel 1.4571, 1.4305, 1.4404, epoxy, polyimide, glass stainless steel ...
Smallest necessary insertion opening 15 mm 40 mm 10 mm 20 mm
Smallest measuring tube inside diameter 40 mm 80 mm 25 mm 80 mm
Sensor with directional sensing FAR VAR - -
Sensor with integrated temperature sensor FT VAT standard standard
Inline Sensors / Measuring Tubes
 

Vane wheel flow sensor FA Di

Vortex flow sensor VA Di

Thermal flow sensor TA Di

ULTRASONIC FLOW METER EXACTSONIC II

Gaseous media air / gases air / gases air / gases -
Liquid media liquids with viscosity < 200 cSt - - all liquid mediums
Principal areas of application measuring in clean gases and liquids; control measuring in gases and liquids measuring in particle and condensate laden gases air mass flow measurement; measurement of compressed air portable flow rate measuring in liquid-filled pipes
Measured variables actual flow rate actual flow rate standard flow rate flow velocity / flow rate
Measuring ranges (in stages) 0.2 ... 120 m/s 0.4 ... 40 m/s 0.08 ... 200 Nm/s 0,1 ... 20 m/s
Flow rate measuring ranges (in stages) up to 1132 m³/h 0.7 ... 4523 m³/h 0.04 ... 988 Nm³/h -
Working pressure (overpressure) 1 MPa /10 bar 1 MPa / 10 bar 2.5 MPa /25 bar not relevant
Working temperature range -40 ... +550 °C -10 ... +180 °C -10 ... +240 °C -20 ... +135 °C
Temperature measuring range (with integrated Pt100) - - -10 ... +240 °C not relevant
ATEX category 1G (zone 0)
ATEX category 2G (zone 1)
ATEX category 1D (zone 20)
ATEX category 2D (zone 21)
Materials in contact with media stainless steel, aluminium, PVDF ... stainless steel ... stainless steel ... -
Measuring tube inside diameters 9.7 ... 100 mm 25 ... 200 mm 8 ... 41.8 mm from 13 mm
Sensor with directional sensing FAR VAR - UA