Continuously measures the air permeability or the pressure drop and/or the thickness of fabrics, non-woven fabrics, felts, foils and paper machine clothing. The testing device for measurements on the running web directly in the production machine.
||approx. 1 to 5,000 mm/s (0.2 to 1,000 cfm)
| Measuring accuracy:
||± 3% of the displayed reading
||98 to 500 Pa
| Test area:
| Units of measurement:
||mm/s, l/m2/s, l/dm2/min, cfm, cm3/cm2/s,m³/m²/s, m3/m2/min, m3/m2/H