LS 187 HEIDENHAIN GLASS SCALE

LS 187 - Heidenhain Glass Scale

LS 186

Incremental Linear Encoder for Measuring Steps of 1 µm and 0.5 µm

Defined thermal behavior

High vibration rating

Horizontal mounting possible

With single field scanning

Heidenhain LS 187

Measuring Methods Incremental

Measuring standard Glass scale with DIADUR graduation

Thermal expansion coefficient α_therm ≈ 8 x 10^-6 K^-1

Accuracy grade

Measuring lengths (ML) in mm

Incremental signals 1 V_SS

Grating period 20 µm

Signal period 20 µm

Reference marks with

Version
Selectable with magnets every 50 mm; Standard setting: 1 reference mark in the center

Cutoff frequency -3dB ≥ 150 kHz

Power supply 5V ±5%/< 120 mA

Electrical connection Sep. adapter cable (1 m/3 m/6 m/9 m) connectable to mounting block

Max. cable length 150 m

Max. traversing speed 120 m/min

Required moving force ≤ 4 N

Vibration (55 to 2000 Hz) ≤ 200 m/s² (EN 60068-2-6)

Shock (11 ms) ≤ 400 m/s² (EN 60068-2-27)

Acceleration ≤ 60 m/s² in measuring direction

Operating temperature 0 to 50 °C

Protection (IEC 60529) IP 53 when installed according to the mounting instructions
IP 64 if compressed air is connected

Weight 0.4 kg + 2.3 kg/m measuring length