L35T

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Photoelectric Linear Encoder

Photoelectric linear encoder L35T is very similar encoder to L35 series, but has different mounting parameters. It can also have up to 3.240 mm measuring length and is more vibration resistant than L18 series.

 

Technical data

Mechanical Data 
Measuring lengths (ML), mm170; 220; 270; 320; 370; 420; 470; 520; 620; 720; 820; 920; 1020; 1140; 1240; 1340; 1440; 1540; 1640; 1740; 1840; 1940; 2040; 2140; 2240; 2340; 2440; 2540; 2640; 2740; 2840; 2940; 3040; 3140; 3240
(other intermediate lengths on request)
Accuracy grades to any metre within the ML (at 20°C):
- for ML from 170 up to 2040 mm
- for ML from 2040 up to 3240 mm


±5; ±3
±10 μm
Grating period20 μm; 40 μm
Reference marks (RI):
-standard for ML < 1020 mm -standard for ML > 1140 mm -optional

- distance-coded
- selection by magnets

35mm from both ends of ML
45mm from both ends of ML
one RI at any location, two or more RI's separated by distances of (n x 50 mm)

see drawing
standard - one magnet (RI) in ML middle
Max. traversing speed:
-when interpolation factor is 1,2,5,10
-when interpolation factor is 25
-when interpolation factor is 50

1 m/s (shortly 2 m/s)

0.5 m/s
0.4 m/s
Required moving force with sealing lips<5 N
Protection (IEC 529):
-without compressed air
-with compressed air (optional)

IP54
IP64
Weight0.4 kg + 2.8 kg/m
Operating temperature0...+50°C
Storage temperature-20...+70°C
Permissible vibration (40 to 2000 Hz)≤ 150 m/s²
Permissible shock (11 ms)< 300 m/s²
For other data, please see the attached data sheet