| TTi-120R | TTi-150R | TTi-300R | |
| Tes t Item | Spur/Helical gear internal gear profile, lead, pitch | ||
| Measuring system | Electronic generating DDC loop / NDG measuring system | ||
| Measurement module | m0.2(0.15)~12 | ||
| Base circle diameter | Ø120 (outer diameter130) | Ø150 (outer diameter160) | Ø300 (outer diameter 350) |
| Helix angle | ±65º (90º) | ||
| Gear width | 200mm max | 400mm max | |
| Gear length | 10 ~ 260mm (350mm Optional) | 30 ~ 570mm (800, 1000 Optional) | |
| Permissible gear weight | 20 kg max | 500kg max | |
| Drive system | Constant-current drive | ||
| Machine Weight | 650kg | 1300kg | |
| Power supply | AC100V 50/60Hz | ||
| Max Power Rating | 15A | ||
| Measurement accuracy | 0.1µm | ||
