LIF 471 by HEIDENHAIN
Incremental exposed linear encoder for measuring steps of 1 µm to 0.1 µm
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 Simple mounting with PRECIMET® adhesive film
Position detection through homing track and limit switches
Relatively insensitive to contamination thanks to SUPRADUR graduation.
Measurement Standard:
-Up to ML 220 mm- SUPRADUR phase grating on glass
-As of ML 270 mm- DIADUR phase grating on glass
Grating Period
Accuracy Grade- ± 3 µm
Referance Mark- One at midpoint of measuring length
Position detection- Homing and limit signal TTL output signals (without line driver)
Max. traversing speed- 120 m/min
Vibration 55 to 2000 Hz- = 200 m/s² (EN 60068-2-6)
Shock 11 ms- = 400 m/s² (EN 60068-2-27)
Operating temperature- 0 to 50 °C
Incremental signals- TTL
Signal period:
integr. 100-fold interp.: 0.04 µm
integr. 50-fold interp.: 0.08 µm
integr. 20-fold interp.: 0.2 µm
integr. 10-fold interp.: 0.4 µm
integr. 5-fold interp.: 0.8 µm
Electrical connection- Cable 0.5 m with D-sub connector (15-pin) Interface electronics integrated in connector
Max. cable length:
Incremental signals: 30 m
Homing, limit: 10 m
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