| Code Figure | Meaning |
|---|---|
| 0 |
Reserved |
| 1 |
Stable |
| 2 |
Mechanically-Driven Turbulence |
| 3 |
Forced Convection |
| 4 |
Free Convection |
| 5-191 |
Reserved |
| 192-254 |
Reserved for Local Use |
| 255 | Missing |