LK24

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Photoelectric Linear Encoder

Photoelectric absolute linear encoder LK24 has measuring length of up to 3.240 mm depending on customer demand, uses SSI or BiSS serial interface and produces up to ±1 μm accuracy. The encoder can have an additional 1Vpp incremental track.

 

Technical data

Mechanical Data 
Measuring lengths (ML), mm 70, 120, 170, 220, 270, 320, 370, 420, 470, 520, 570, 620, 720, 770, 820, 920, 1024, 1140, 1240, 1340, 1440, 1540, 1640, 1740, 1840, 2040, 2240, 2440, 2640, 2840, 3040, 3240
Incremental signalsine wave 1 Vpp (optional)
Resolution 1Vppup to 0.1μm (depending on CNC division factor)
Serial interfaceSSI or BiSS
Resolution absolute measure1 μm, 0.1 μm
Accuracy grades to any metre within the ML (at 20OC)
- standard version


± 3 μm
Grating period (T)20 μm
Max. traversing speed:2 m/s
Max. acceleration30 m/s
Required moving force<4N; ≤2.5N on request
Power supply+5V ± 5%
Current consumption with loadmax 340 mA (with R=120Ω)
Protection (EN 60529)
-without compressed air
-with compressed air

IP54
IP64
Weight0.4 kg + 2.8 kg/m
Operating temperature0 ... +50°C
Storage temperature-20 ... +70°C
Permissible humidity (non condensed)20 ... 80 %
Permissible vibration (55...2000 Hz)≤ 100 m/s²
Permissible shock (11 ms)≤ 150 m/s²
Weight0.42 kg +1,32kg/m
Standard cable length/max. cable length2.0/25.0 (100 m if power supply is min. 5V)
Electrical protectionsfrom inversion of power supply polarity; from short circuit on output port
For other data, please see the attached data sheet