Specifications | LS 187 | LS 177 |
Measuring standard Coefficient of linear expansion | Glass scale with DIADUR grating, grating period 20 µm ?therm 8 x 10–6 K–1 |
Accuracy grade* | ±5 µm; ±3 µm |
Measuring length ML* in mm | 140 240 340 440 540 640 740 840 940 1040 1140 1240 1340 1440 1540 1640 1740 1840 2040 2240 2440 2640 2840 3040 |
Reference marks* LS 1x7 LS 1x7 C | Selectable with magnets every 50 mm, standard setting: 1 reference mark in the center Distance-coded |
Interface | 1 VPP | ? TTL |
Integrated interpolation* Signal period | – 20 µm | 5-fold – | 10-fold – | 20-fold – |
Diagnostics interface | Analog | – |
Cutoff frequency –3 dB | ? 160 kHz | – | – | – |
Scanning frequency* Edge separation a | – | 100 kHz ? 0.5 µs | 50 kHz ? 1 µs | 100 kHz ? 0.25 µs | 50 kHz ? 0.5 µs | 25 kHz ? 1 µs | 50 kHz ? 0.25 µs | 25 kHz ? 0.5 µs |
Measuring step | Depends on interpolation | 1 µm1) | 0.5 µm1) | 0.25 µm1) |
Electrical connection | Separate adapter cable (1 m/3 m/6 m/9 m) connectible to mounting block |
Cable length2) | ? 150 m | ? 100 m |
Voltage supply
without load | DC 5 V ±0.25 V/< 120 mA | DC 5 V ±0.25 V/< 140 mA |
Traversing speed | ? 120 m/min | ? 120 m/min | ? 60 m/min | ? 120 m/min | ? 60 m/min | ? 30 m/min | ? 60 m/min | ? 30 m/min |
Required moving force | ? 4 N |
Vibration 55 Hz to 2000 Hz Shock 11 ms Acceleration | ? 200 m/s2 (EN 60 068-2-6) ? 400 m/s2 (EN 60 068-2-27) ? 60 m/s2 in measuring direction |
Operating temperature | 0 °C to 50 °C |
Protection EN 60 529 | IP53 when mounted according to the instructions and mounting information IP64 if compressed air is connected via DA 400 |
Mass | 0.4 kg + 2.3 kg/m measuring length |
* Please select when ordering 1) After 4-fold evaluation in the subsequent electronics 2) With HEIDENHAIN cable |
