WT-90 Motorized Precision Goniometer
Long Travel Range
- Rotation range 90°
- Repeatability to 2.7 µrad
- Load capacity to 8 kg
- Option: Direct position measurement with angle measuring system
- Combination with WT-120 with shared pivot point
Precision-class goniometer stage
Polished and hardened worm drive with high gear ratio for precision positioning. Two adjustable limit switches.
Can be combined with WT-120 for 2-axis motion with shared pivot point.
Versions
- DC servo motor with rotary encoder on the motor shaft
- Stepper motor
- Option: High-resolution optical angle measuring system for direct position measurement
- Vacuum versions available on request
Application fields
Precision microassembly. Metrology. Photonics. Optical alignment.
Specifications
Specifications
65509100 | 65509200 | 65509201 | Unit | Tolerance | |
---|---|---|---|---|---|
DC motor | Stepper motor | Stepper motor and angle measuring system | |||
Active axes | θX | θX | θX | ||
Motion and positioning | |||||
Rotation range | 90 | 90 | 90 | ° | |
Integrated sensor | Rotary encoder | – | Incremental angle measuring system | ||
Sensor signal rotary encoder | AB quadrature, RS-422 | – | – | ||
Sensor signal angle measuring system | – | A/B quadrature, RS-422 | |||
Sensor resolution rotary encoder | 20000 | – | – | ||
Sensor signal period angle measuring system | – | – | 269.3 | µrad | |
Design resolution | 1.047 | 105 | 2.69 | µrad | |
Minimum incremental motion | 52.4 | 4.8 | 2.7 | µrad | typ. |
Unidirectional repeatability | 87 | 9.6 | 17.5 | µrad | typ. |
Bidirectional repeatability | ±350 | ±175 | ±17.5 | µrad | typ. |
Wobble | ±125 | ±125 | ±125 | µrad | typ. |
Angular velocity | 15 | 10 | 10 | °/s | max. |
Gap from rotational axis to surface of the motion platform | 57.5 | 57.5 | 57.5 | mm | |
Limit switches | 2 × mechanical | 2 × mechanical | 2 × mechanical | ||
Mechanical properties | |||||
Guide type | Ball bearings | Ball bearings | Ball bearings | ||
Drive screw type | Worm Gears | Worm Gears | Worm Gears | ||
Drive screw pitch | mm | ||||
Worm gear ratio | 300:1 | 300:1 | 300:1 | ||
Torque, power on | 2.5 | 2.5 | 2.5 | N·m | max. |
Holding torque, power off | 2.5 | 2.5 | 2.5 | N·m | max. |
Load capacity | 80 | 80 | 80 | N | max. |
Permissible lateral force | 50 | 50 | 50 | N | max. |
Permissible torque in θY, θZ | 12 | 12 | 12 | N·m | max. |
Drive properties | |||||
Motor type | DC motor | 2-phase stepper motor | 2-phase stepper motor | ||
Step resolution | – | 200 | 200 | Full steps/rev. | |
Miscellaneous | |||||
Operating temperature range | 5 to 40 | 5 to 40 | 5 to 40 | °C | |
Material | Aluminum, black anodized, stainless steel, red bronze | Aluminum, black anodized, stainless steel, red bronze | Aluminum, black anodized, stainless steel, red bronze | ||
Mass | 2.8 | 2.8 | 2.9 | kg | ±5% |
Connector | D-sub 15 (m) | HD D-sub 15 (m) | HD D-sub 15 (m) (motor) D-sub 9 (m) (sensor) | ||
Recommended controllers/drivers | C-863 (single axis) C-884 (up to 6 axes) C-885 with C-863.20C885 (to 40 axes) ACS modular controller | C-663.12 (single axis) SMC Hydra (double axis) C-885 with C-663.12C885 (up to 20 axes) ACS modular controller | C-663.12 (single axis) SMC Hydra (double axis) C-885 with C-663.12C885 (up to 20 axes) ACS modular controller |
Downloads
Datasheet
Documentation
User Manual WT-90
WT-90 Goniometer
3-D Models
WT-90 3-D model
Quote / Order
Ask for a free quote on quantities required, prices, and lead times or describe your desired modification.