L23

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Photoelectric Linear Encoder

Photoelectric modular linear encoder L23 can have up to 20.000 mm measuring length or even more on special order and is able reach up to ±3 μm accuracy.

 

Technical data

MECHANICAL DATA 
Measuring lengths (ML), mm 250, 300, 350, 400, 450, 500, .... 20000 (more as option)
Accuracy grades to any metre within the ML (at 20°C):
±10; ±5; ±3 μm
Grating period400; 40; 20 μm
Max. traversing speed:
- when T=400 μm and resolution 100, 50, 10 7mu;m
- when T=40 μm and:
- resolution 10, 5 μm
- resolution 1 μm
- when T=20 μm and:
- resolution 5 μm
- resolution 0,5 μm

2 m/s

1.3 m/s
0.4 m/s

1m/s
0.2m/s
Reference marks (RI):
- N
-M
- P (optional)

without reference mark
every 50 mm
RI number and place
Required moving force<4 N
Protection (IEC 529)
-without compressed air
-with compressed air (optional)

IP53
IP64
Weight0.4 kg + 2.8 kg/m
Operating temperature0 ... +50°C
Storage temperature-20 ... +70°C
Permissible vibration (10 to 2000 Hz)≤ 100 m/s²
Permissible shock (11 ms)≤ 150 m/s²
Coefficient of thermal expansion10.6x10-6 °C
For other data, please see the attached data sheet