New England Research Probe Permeameter Specifications
| X-Y Table | |
| Standard Size, mm | 1,100 x 750 |
| Scan Size, mm | 750 x 540 |
| Repeatability, mm | +/- 0.01 |
| Accuracy, mm | 0.10 |
| Probe | |
| Standard Diameter, mm | 4 |
| Optional Diameters, mm | 2, 3, and 5 |
| Seating Pressure, MPa | to 0.20 |
| Test gas | Nitrogen |
| Sensors | |
| Flow Meters / Controller, ml/mn N2 | 0 - 200 |
| Flow Meters / Controller, ml/mn N2 | 0 - 20 |
| Accuracy, % F.S. | +/- 0.5 |
| Pressure Controller, MPa | 0 - 0.10 |
| Pressure Controller, MPa | 0 - 0.010 |
| Accuracy, % F.S. | +/- 0.5 |
| Laser Defect Scanner | 1 mm spot size |
| P and S Wave | Optional |
| Computer | |
| Workstation Operating System | Windows |
| A/D and D/A | National Instruments |
| Color Monitor, inches | 15 |
| Stepping Motor Control | Serial Port |
| Mini Perm Software | |
| Control | |
| Probe Position | |
| Flow | |
| Pressure | |
| Edge Detection and Surface Roughness | |
| P and S Wave Selection - Optional | |
| Data Acquisition | |
| Probe Position | |
| Flow | |
| Gas Pressure | |
| P and S Waveforms - Optional | |
| Data Processing | |
| Permeability | |
| Porosity from P and S Wave Velocities - Optional | |
| Permeability vs. Depth | |
| Porosity vs. Depth - Optional | |
| Gray Scale Plots of Permeability and Porosity - Optional | |
Acoustic Velocity and Porosity Option
