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Ø42mm incremental encoder
A42M
Optical modular rotary encoder A42M is of incremental type and provides up to 25.000 output pulses per revolution. The absence of bearings and lubricants makes the encoder suitable for use in vacuum environment or situations when zero starting torque is required.
Mechanical data
| Number of output pulses per revolution | 1000-25000 |
| Line number on disc (z) | 1000; 2500 (others on request) |
| Max. permissible mechanical rotation speed | 20000 rpm |
| Accuracy (T1-period lines on disc in arc. sec) | ± 0.1T1 arc. sec |
| Permissible axial shaft runout | 0.05 mm |
| Hub inside diameter | 10, 8, 6 mm |
| Rotor moment of inertia | < 22 gcm² |
| Protection (IEC 529) | IP00 |
| Maximum weight | rotor assembly: 0.022 kg scanning unit: 0.04 kg |
| Operating temperature | -10…+70°C |
| Storage temperature | -30…+85°C |
| Maximum humidity (non-condensing) | 98% |
| Permissible vibration (55 to 2000 Hz) | ≤ 100 m/s² |
| Permissible shock (6 ms) | ≤ 1000 m/s² |
