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Photoelectric modular linear encoder L23 can have up to 20.000 mm measuring length or even more on special order and is able reach up to ±3 μm accuracy.
Technical data
| MECHANICAL DATA | |
|---|---|
| Measuring lengths (ML), mm | 250, 300, 350, 400, 450, 500, .... 20000 (more as option) |
| Accuracy grades to any metre within the ML (at 20°C): | ±10; ±5; ±3 μm |
| Grating period | 400; 40; 20 μm |
| Max. traversing speed: - when T=400 μm and resolution 100, 50, 10 7mu;m - when T=40 μm and: - resolution 10, 5 μm - resolution 1 μm - when T=20 μm and: - resolution 5 μm - resolution 0,5 μm | 2 m/s 1.3 m/s 0.4 m/s 1m/s 0.2m/s |
| Reference marks (RI): - N -M - P (optional) | without reference mark every 50 mm RI number and place |
| Required moving force | <4 N |
| Protection (IEC 529) -without compressed air -with compressed air (optional) | IP53 IP64 |
| Weight | 0.4 kg + 2.8 kg/m |
| Operating temperature | 0 ... +50°C |
| Storage temperature | -20 ... +70°C |
| Permissible vibration (10 to 2000 Hz) | ≤ 100 m/s² |
| Permissible shock (11 ms) | ≤ 150 m/s² |
| Coefficient of thermal expansion | 10.6x10-6 °C |