Датчик линейных перемещений LC 495S HEIDENHAIN

Specifications

LC 495 S

LC 495 S

LC 495 F

LC 495 M

Measuring standard

Coefficient of linear expansion

DIADUR glass scale with absolute track and incremental track, grating period 20 µm

αtherm  8 x 10–6 K–1 (mounting type I/II); 
with mounting spar: αtherm  9 x 10–6 K–1 (mounting type III)

Accuracy grade*

±3 µm, ±5 µm

Measuring length ML*in mm

Mounting spar* or clamping elements* up to ML 1240 optional, necessary as of ML 1340

70 120 170 220 270 320 370 420 470 520 570 620 670 720 770 820 920 1020 1140 1240 1340 1 440 1540 1640 1740 1840 2040

Functional safety

for applications up to

• • SIL-2 according to EN 61 508
• • Category 3, PL ''d” as per 
  EN ISO 13 849-1:2008

–

PFH

25 x 10–9 (up to 1000 m above sea level)

–

Safe position1)

Encoder: ±550 μm (safety-related meas. step SM = 220 μm)

–

Mechanical connection: fault exclusions for loosening of the housing and scanning unit (page 21)

Interface

DRIVE-CLiQ

Fanuc Serial Interface/αi interface

Mitsubishi high speed interface

Ordering designation

DQ01

Fanuc05

Mit03-04

Measuring step

At ±3 µm

At ±5 µm

0.001 µm

0.010 µm

αi interface/αinterface

0.00125 µm/0.010 µm

0.0125 µm/0.050 µm

0.001 µm

0.010 µm

Clock frequency (calculation time tcal)

–

Electrical connection

Separate adapter cable (1 m/3 m/6 m/9 m) connectible to mounting block

Cable length

≤ 30 m2)

≤ 50 m

≤ 30 m

Voltage supply

DC 10 V to 28.8 V

DC 3.6 V to 14 V

Power consumption (max.)

10 V: ≤ 1.5 W; 28.8 V: ≤ 1.7 W

3.6 V: ≤ 1.1 W; 14 V: ≤ 1.3 W

Traversing speed

≤ 180 m/min (max. acceleration in measuring direction ≤ 100 m/s2)

Required moving force

≤ 5 N

Vibration 55 Hz to 2000 Hz
effecting the

Shock 11 ms

Scanning unit: ≤ 200 m/s2 (EN 60 068-2-6)

Housing without mounting spar: ≤ 100 m/s2 (EN 60 068-2-6)

Housing with mounting spar, and cable outlet at right: ≤ 150 m/s2, left: ≤ 100 m/s2 (EN 60 068-2-6)

≤ 300 m/s2 (EN 60 068-2-27)

Operating temperature

0 °C to 50 °C

Protection EN 60 5293)

IP53 when installed according to instructions in the brochure, IP64 with sealing air from DA 400

Mass

Encoder: 0.2 kg + 0.55 kg/m measuring length; mounting spar: 0.9 kg/m