详情

Specifications

LS 187

LS 177

Measuring standard

Coefficient of linear expansion

Glass scale with DIADUR grating, grating period 20 µm

αtherm  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 marksLS 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

≤ 120m/min

≤ 60m/min

≤ 120m/min

≤ 60m/min

≤ 30m/min

≤ 60m/min

≤ 30m/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