VA 521 - Compact Inline flow meter for compressed air and other gas types

Reduce your energy costs and increase your Sustainability with the VA 521. Monitor the Consumption of individual machines and analyse your leakage flows with just one measuring device.

to the inquiry
The product has been added to inquiry.
to the inquiry

Do you have specific requirements?
Select the appropriate attributes in our configurator and receive a customized quote for your request.

Configure product

Details

  • Measuring the mass flow. Direct output of the Standarized volume flow possible without additional Measuring of Pressure and Temperature.
  • Compact device for installation in limited space, no inlet and outlet sections required thanks to integrated flow straightener
  • Highly accurate for both low and high flows
  • Simple installation and removal of the sensor. The integrated Measuring section can remain in the pipe for cleaning the sensor and can simply be closed with a cap.
  • No moving parts, therefore Low maintenance
  • Can be used for Compressed air and non-corrosive gases such as Nitrogen, Oxygen, Argon, Helium, etc.
  • 04...20 mA, pulse and a Modbus RTU (RS 485) interface as standard
  • Optional interfaces such as Modbus TCP (Ethernet), PoE, M-Bus
  • Pressure range up to 40 bar
  • Temperature range up to 80°C
  • Integrated display for showing the Measured values
  • Available from ½" to 2"
  • Settings can be selected via the buttons on the display
  • Main counter reading can be reset via the Display
  • For Velocities up to 224 Nm/s
  • Highly accurate with an Accuracy of ± 1.5% or ± 1% of Measured value - and ± 0.3% of final value
VA 521

Product configurator

You can easily create one or more configurations for this product. 

When you add the product to the inquiry, all of your configurations will be automatically included in the inquiry.

Your current configuration

[[ error ]]

Select a variant

[[ completedSteps ]] / [[ totalSteps ]]

  1. [[ step.txt ]]

You have successfully completed your configuration.
Add it to your request now.

You have successfully completed your configuration.
You can now easily request it directly.

to the inquiry

Not sure which option is right for you? Our experts will be happy to help.
Add the product, including all configurations, directly to your request. 

Not sure which option is right for you? Our experts will be happy to help.
Request the product — including all configurations — now.

to the inquiry
[[ 'Your product is %xx% % configured'.replace('%xx%', progressPercentage.toFixed(0)) ]]

Accessories

DS 500 – Energy analysis for gas and compressed air systems

Intelligent chart recorder with up to 12 sensor inputs. 7" colour display with touch panel.

More

Chart recorder - DS 400

For the on-site display and monitoring of connected sensors in compressed air and gas networks. Data loggers, additional inputs and network connectivity are optional.

More

DS 52 - Digital process meter

in an attractive wall-mounted housing, suitable for commercially available sensors with 0(4)...20 mA signal.

More