| Gradations | ||
| Dial Range | Figure Intervals | Smallest Gradients |
|---|---|---|
| 30″ VAC | 5 | 0.5 |
| 30/0/15 | 5 | 0.5 |
| 30/0/30 | 10 | 1 |
| 30/0/60 | 10 | 1 |
| 30/0/100 | 20 | 2 |
| 30/0/150 | 20 | 2 |
| 30/0/300 | 50 | 10 |
| 0/15 | 2 | 0.2 |
| 0/30 | 5 | 0.5 |
| 0/60 | 10 | 1 |
| 0/100 | 20 | 2 |
| 0/160 | 20 | 2 |
| 0/200 | 40 | 5 |
| 0/300 | 50 | 5 |
| 0/400 | 50 | 5 |
| 0/500 | 100 | 10 |
| 0/600 | 100 | 10 |
| 0/800 | 200 | 20 |
| 0/1000 | 200 | 20 |
| 0/1500 | 200 | 20 |
| 0/2000 | 400 | 50 |
| 0/3000 | 500 | 50 |
| 0/4000 | 500 | 50 |
| 0/5000 | 1000 | 100 |
| 0/6000 | 1000 | 100 |
| 0/10,000 | 1000 | 100 |
| 0/15,000 | 2000 | 200 |
