The basis of the work of the device is to calculate the permeability of slow gas flow with the help of Darcy's law.

Features :

Permeability Range: 0.01md to 10 darcy
Flow Pressure: 0 to 100 psi
Gas flow: 0 - 50, 0 - 600 cc/min
Temperature: ambient
Pressure transducer accuracy: 0.1% F.S.
Flow accuracy: 1 % F.S.
Nitrogen supply: 100 psi
Power: 110-220 VAC, 50 or 60 Hz