Determination of the air permeability of all kinds of flat materials both, in the testing laboratory and in a mobile environment. The instrument is available in two versions:
- Model FX 3320-UP5 with sucking action for standard applications
- Model FX 3320-OP5 with blowing action for contaminated samples, such as used filters.
The test specimen is clamped onto the test area by simply pressing down the clamping arm. The pre-selected test pressure is automatically obtained, and after a few seconds the test result is digitally displayed in the pre-selected unit of measure.