The variable speed dial on a RoutER11 goes from 1-6, which equates to a range of 10,000 to 32,000 RPM (13,000 - 33,000 RPM for the 220v version)
The following table helps you determine the required dial settings for your required RPMs:
| Dial Setting | Approx RPM (110v) | Approx RPM (220v) |
|---|---|---|
| 1 | 10,000 | 13,000 |
| 2 | 14,200 | 17,000 |
| 3 | 18,400 | 22,000 |
| 4 | 23,600 | 29,000 |
| 5 | 27,800 | 31,000 |
| 6 | 32,000 | 33,000 |