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L23
Incremental linear encoder
Optical modular linear encoder L23 can have up to 20.000 mm measuring length or even more on special order and is able to reach up to ±3 µm accuracy.
Mechanical data
| Measuring lengths (ML), mm | 250, 300, 350, 400, 450, 500…20000 (more on option) |
| Accuracy grades to any meter within the ML (at 20°C) | ±5 μm |
| Grating period | 400 μm; 20 μm; 40 μm |
| Reference marks (RI) | N: without reference mark M: every 30 mm P (optional): RI number and place |
| Max. traversing speed | when T = 400 μm and resolution 100, 50, 10 μm: 120 m/min when T = 40 μm and resolution 10.5 μm: 80 m/min resolution 1 μm: 25 m/min when T = 20 μm and resolution 5 μm: 60 m/min resolution 0.5 μm: 12 m/min |
| Required moving force with sealing lips | < 4 N |
| Protection (IEC 529) | with compressed air:Â IP64 |
| Weight | 0.4 kg + 2.8 kg/m |
| Operating temperature | 0…+50°C |
| Storage temperature | -20…+70°C |
| Permissible vibration (40 to 2000 Hz) | ≤ 100 m/s² |
| Permissible shock (11 ms) | ≤ 150 m/s² |
| Coefficient of thermal expansion | 10.6 x10-6°C |
