| NOVA Model
|
1000 |
1200 |
2000 |
2200 |
3000 |
3200 |
4000 |
4200 |
|
| Performance |
| Surface
area range: 0.01 - over 2,000 m2/g |
yes |
yes |
yes |
yes |
yes |
yes |
yes |
yes |
| Adsorption
and desorption isotherm |
yes |
yes |
yes |
yes |
yes |
yes |
yes |
yes |
| Pore
diameter range: 3.5 - 2,000Å |
yes |
yes |
yes |
yes |
yes |
yes |
yes |
yes |
| Minimum
pore volume:better than 2.2 x 10-6 cc |
yes |
yes |
yes |
yes |
yes |
yes |
yes |
yes |
| Analysis
stations |
1 |
1 |
2 |
2 |
3 |
3 |
4 |
4 |
|
| Adsorbates |
| Nitrogen |
yes |
yes |
yes |
yes |
yes |
yes |
yes |
yes |
| Non-corrosive
gas ( Ar, CO2, C4H10,
etc.) |
no |
yes |
no |
yes |
no |
yes |
no |
yes |
|
| Degassing |
| Ports |
2 |
2 |
2 |
2 |
4 |
4 |
4 |
4 |
| Vacuum
and flow |
yes |
yes |
yes |
yes |
yes |
yes |
yes |
yes |
| Temperature
range: ambient - 450°C, 1°C intervals |
yes |
yes |
yes |
yes |
yes |
yes |
yes |
yes |
| Accuracy |
± 5°C |
± 5°C |
± 5°C |
± 5°C |
± 5°C |
± 5°C |
± 5°C |
± 5°C |
|
| Pressure
Transducers (per manufacturer's specifications) |
| Accuracy
(full scale) |
0.11% |
0.11% |
0.11% |
0.11% |
0.11% |
0.11% |
0.11% |
0.11% |
| Reproducibility
(full scale) |
0.02% |
0.02% |
0.02% |
0.02% |
0.02% |
0.02% |
0.02% |
0.02% |
| Minimum
resolvable pressure (mm Hg |
0.016 |
0.016 |
0.016 |
0.016 |
0.016 |
0.016 |
0.016 |
0.016 |
| Minimum
resolvable relative pressure (N2): |
2 x 10-5 |
2 x 10-5 |
2 x 10-5 |
2 x 10-5 |
2 x 10-5 |
2 x 10-5 |
2 x 10-5 |
2 x 10-5 |
|
| Physical |
Electrical
100 - 240 V, 50/60 Hz |
Dimensions
Width: 50.80 cm (20.0
in)
Depth: 50.80 cm (20.0
in)
Height: 78.74 cm (31.0
in)
|
Weight
36.29 kg (80 lbs.) |
Vacuum
10 millitorr;
external pump
|
