| 技术规格 / Technical specification |
| 项目 / Item | Mode | OT-20HSA20-001 | OT-20HSA28-001 | OT-20HSA38-001 | OT-20HSA45-001 |
|
| 1 | 步距角 / Step angle | ° | 1.8 | 1.8 | 1.8 | 1.8 |
|
| 2 | L1 长度 / L1 Length | mm | 20 | 28 | 38 | 45 |
|
| 3 | 极性 / Polar | / | Bipolar | Bipolar | Bipolar | Bipolar |
|
| 4 | 额定电流 / Rated current | A | 0.4 | 0.4 | 0.6 | 0.8 |
|
| 5 | 线圈电阻 / Resistance | Ω | 8.5 | 14 | 10 | 4.5 |
|
| 6 | 电感 / Inductance | mH | 2.5 | 3 | 5.5 | 1.6 |
|
| 7 | 保持扭矩 / Holding torque | gf.cm | 140 | 200 | 300 | 400 |
|
| 8 | 转动惯量 / Rotor inertia | g.cm2 | 2 | 2 | 3 | 4 |
|
| 9 | 编码器精度 / Encoder precision | CPR | 500/1000 | 500/1000 | 500/1000 | 500/1000 |
|
| 10 | 编码器相数 / Encoder channel | Pcs | 4 | 4 | 4 | 4 |
|
| 齿轮箱配置 / Gearbox configuration |
| 减速比 / Reduction ratio | 4.385 | 19 | 84 | 370 |
| 5.4 | 23.6 | 104 | 455 |
| 29 | 128 | 560 |
|
| 157 | 690 |
|
|
| 850 |
| 齿轮箱特性 /Gearbox specifications |
| 阶段数 / Number of stages | 1 | 2 | 3 | 4 |
| 最大连续力矩 / Max,continuous torque | 160mN.m | 280mN.m | 360mN.m | 480mN.m |
| 最大间歇力矩 / Max. intermittent torque | 240mN.m | 416mN.m | 540mN.m | 624mN.m |
| 方向(输出轴)/ Direction(Driver to output) | same | same | same | same |
| 最大有效率 / Max.efficiency | 90% | 81% | 73% | 65% |
| L2 长度 / L2 Length | 16.8 | 21 | 25.2 | 29.4 |