Airflow Resistance Measurement System Nor1517A

The Nor1517A system measures the airflow resistance in porous materials according to ISO 9053-2:2020.


  • Quality control in production process.
  • Testing in research and development


  • Fast and accurate measurement and readout of measurement results.
  • Accepts test material of various form and size.
  • Easy setup and use.
  • Large dynamic range of measurement.
  • Measures at 2 Hz.
  • Standards: ISO 9053-2:2020.
  • Measurement range: 10 Pa s m-1 to 30 000 Pa s m-1, up to 100 000 Pa s m-1 when correcting for non-linearities.
  • Airflow speed: 1,6 mm/s and 5 mm/s (r.m.s.) selected by the stroke 4,46 mm (Cal) or 14 mm (Meas).
  • Max. diameter of test pieces: 100 mm.

Accessories included:

  • Calibration disc
  • Sample holder Nor1517A/01
  • Sample holder 1517A/03
  • Sound level meter Nor140 with microphone, sealing device and 1/3 octave filters, option for high measurement range.
  • Mains cable
  • Hex key 6 mm
  • Instruction manual

Other accessories:

Norsonic may deliver mounting devices for test materials.

Measurements box 64 x 44  x 77 cm.

Weight =  19 kg.

Ask the factory for special needs.