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| Linear scale | LIDA 407 | ||||
| Measuring standardCoefficient of linear expansion | Steel scale tape with METALLUR scale grating; grating period 20 µm?therm 10 · 10–6 K–1 | ||||
| Accuracy grade* | ±3 µm (up to ML 1040); ±5 µm (from ML 1240); ±15 µm1) | ||||
| Baseline error | ? ±0.750 µm/50 mm (typical) | ||||
| Measuring length ML* in mm | 240 440 640 840 1040 1240 1440 1640 1840 2040 2240 2440 2640 28403040 3240 3440 3640 3840 4040 4240 4440 4640 4840 5040 5240 5440 56405840 6040 | ||||
| Reference marks | One at midpoint of measuring length | ||||
| Mass | 25 g + 0.1 g/mm measuring length | ||||
| Scanning head | LIDA 48 | LIDA 47 | |||
| Interface | 1 VPP | ? TTL | |||
| Integrated interpolation*Signal period | –20 µm | 5-fold4 µm | 10-fold2 µm | 50-fold0.4 µm | 100-fold0.2 µm |
| Cutoff frequency –3 dB | ? 400 kHz | – | |||
| Scanning frequency* | – | ? 400 kHz? 200 kHz? 100 kHz? 50 kHz | ? 200 kHz? 100 kHz? 50 kHz? 25 kHz | ? 50 kHz? 25 kHz? 12.5 kHz | ? 25 kHz? 12.5 kHz? 6.25 kHz |
| Edge separation a2) | – | ? 0.100 µs? 0.220 µs? 0.465 µs? 0.950 µs | ? 0.100 µs? 0.220 µs? 0.465 µs? 0.950 µs | ? 0.080 µs? 0.175 µs? 0.370 µs | ? 0.080 µs? 0.175 µs? 0.370 µs |
| Traversing speed2) | ? 600 m/min | ? 480 m/min? 240 m/min? 120 m/min? 60 m/min | ? 240 m/min? 120 m/min? 60 m/min? 30 m/min | ? 60 m/min? 30 m/min? 15 m/min | ? 30 m/min? 15 m/min? 7.5 m/min |
| Interpolation error | ±45 nm | – | |||
| Limit switches | L1/L2 with two different magnets; output signals: TTL (without line driver) | ||||
| Electrical connection | Cable, 0.5 m, 1 m or 3 m with D-sub connector (male) 15-pin | ||||
| Cable length | See interface description, however limit: ? 20 m (with HEIDENHAIN cable) | ||||
| Voltage supply | DC 5 V ±0.5 V | ||||
| Current consumption | < 130 mA | < 150 mA (without load) | |||
| Vibration 55 Hz to 2000 HzShock 6 ms | ? 500 m/s2 (EN 60 068-2-6)? 1000 m/s2 (EN 60 068-2-27) | ||||
| Operating temperature | –10 °C to 70 °C | ||||
| Mass Scanning head Connecting cable Connector | 20 g (without cable)22 g/m32 g | ||||
| * Please select when ordering1) ±5 µm after linear length-error compensation in the evaluation electronics2) At a corresponding cutoff or scanning frequency | |||||
Exposed Linear Encoder