| Scale | LIF 401 R |
| Measuring standard*Coefficient of linear expansion | SUPRADUR phase grating on Zerodur glass ceramic or glass; grating period: 8 µm?therm = (0±0.1) · 10–6 K–1 (Zerodur glass ceramic)?therm 8 · 10–6 K–1 (glass) |
| Accuracy grade* | ±1 µm (only for Zerodur glass ceramic of up to a measuring length of 1020 mm), ±3 µm |
| Baseline error | ? ±0.225 µm/5 mm |
Measuring length (ML)*
in mm | 70 120 170 220 270 320 370 420 470 520 570 620 670 720 770 820 870 920 970 1020 1140 1240 1340 1440 1540 1640 |
| Reference marks | One at midpoint of measuring length |
| Mass | 0.8 g + 0.08 g/mm measuring length |
| |
| Scanning head | LIF 48 | LIF 47 |
| Interface | 1 VPP | ? TTL |
| Integrated interpolation*Signal period | –4 µm | 5-fold0.8 µm | 10-fold0.4 µm | 20-fold0.2 µm | 50-fold0.08 µm | 100-fold0.04 µm |
| Cutoff frequency –3 dB | ? 1 MHz | – |
| Scanning frequency* | – | ? 500 kHz? 250 kHz? 125 kHz | ? 250 kHz? 125 kHz? 62.5 kHz | ? 250 kHz? 125 kHz? 62.5 kHz | ? 100 kHz? 50 kHz? 25 kHz | ? 50 kHz? 25 kHz? 12.5 kHz |
| Edge separation a | – | ? 0.080 µs? 0.175 µs? 0.370 µs | ? 0.080 µs? 0.175 µs? 0.370 µs | ? 0.040 µs? 0.080 µs? 0.175 µs | ? 0.040 µs? 0.080 µs? 0.175 µs | ? 0.040 µs? 0.080 µs? 0.175 µs |
| Traversing speed1) | ? 240 m/min | ? 120 m/min? 60 m/min? 30 m/min | ? 60 m/min? 30 m/min? 15 m/min | ? 60 m/min? 30 m/min? 15 m/min | ? 24 m/min? 12 m/min? 6 m/min | ? 12 m/min? 6 m/min? 3 m/min |
| Interpolation errorRMS position noise | ±12 nm0.6 nm (1 MHz2)) | – |
| Electrical connection* | Cable, 0.5 m/1 m/3 m, with 15-pin Sub-D connector (male); interface electronics in the connector |
| Cable length | See interface description; however,
incremental: ? 30 m; homing, limit: ? 10 m; (with HEIDENHAIN cable) |
| Supply voltage | DC 5 V ±0.25 V |
| Current consumption | < 150 mA | < 165 mA (without load) |
| Vibration 55 Hz to 2000 HzShock 11 ms | ? 400 m/s2 (EN 60068-2-6)? 500 m/s2 (EN 60068-2-27) |
| Operating temperature | 0 °C to 50 °C |
| Mass Scanning head* Cable Connector | For scale made of Zerodur glass ceramic: 25 gFor scale made of glass: 9 g38 g/m75 g |
| * Please select when ordering1) With TTL: maximum traversing speed during referencing: 9.6 m/min (40 kHz)2) –3 dB cutoff frequency of the subsequent electronics |
