
Specifications |
LIF 481 V |
Measuring standard Graduation carrier* Expansion coefficient |
SUPRADUR phase grating Glass or Zerodur® glass ceramic Glass: αtherm 8 · 10–6 K–1 Zerodur®glass ceramic: αtherm (0 ± 0.1) x 10–6 K–1 |
Accuracy grade |
± 3 µm |
Measuring length ML* |
70 120 170 220 270 320 370 420 470 520 570 620 670 720 770 820 870 920 970 1 020 |
Reference marks |
One at midpoint of measuring length |
Output signals |
1 VPP |
Signal period |
4 µm |
Cutoff frequency –3 dB –6 dB |
≥ 300 kHz ≥ 420 kHz |
Traversing speed |
–3 dB: 72 m/min –6 dB: 100 m/min |
Position detection |
Homing and limit signal |
Power supply Current consumption |
5 V ± 5 % < 175 mA |
Electrical connection* |
|
Cable length1) |
Incremental: ≤ 30 m; homing, limit: ≤ 10 m |
Vibration 55 to 2 000 Hz Shock 11 ms |
≤ 200 m/s2 (IEC 60 068-2-6) ≤ 500 m/s2 (IEC 60 068-2-27) |
Operating temperature |
0 °C to 40 °C |
Bake-out temperature |
100 °C |
PCB material |
FR4 |
Weight Scanning head Connector Scale Connecting cable |
9 g (without connecting cable) 32 g; with integrated interface electronics: 140 g 0.8 g + 0.08 g/mm measuring length 38 g/m |
* Please select when ordering 1) With HEIDENHAIN cable |