Linear Encoder LK24
The sealed absolute photoelectric encoder LK24 is used to convert linear displacements of key machine components into electrical signals containing information about components absolute position.
Mechanical & Electrical Data
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Measuring lengths (ML), mm
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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.
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Accuracy grades to any meter within the ML (at 20°C)
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± 3 μm; ± 1 μm
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Grating pitch
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20 μm
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Resolution 1 Vpp
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up to 0.1 μm (depending on CNC division factor)
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Resolution absolute measure
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1 μm; 0.1 μm
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Incremental signal
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sine wave 1 Vpp (optional)
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Serial interface
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SSI or BiSS
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Max. traversing speed
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120 m/min
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Max. acceleration
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30 m/s2
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Required moving force
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< 4 N; ≤ 2.5 N on request
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Protection (IEC 529)
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- without compressed air: IP54
- with compressed air: IP64
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Weight
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0.42 kg + 1.32 kg/m
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Operating temperature
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0...+50°C
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Storage temperature
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-20...+70°C
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Permissible vibration (55 to 2000 Hz)
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100 m/s²
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Permissible shock (11 ms)
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150 m/s²
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Permissible humidity (non condensed)
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20...80%
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Power supply
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+ 5V; ± 5%
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Standard cable length/max. cable length
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2.0 / 25.0 (100m. if power supply is min. 5V)
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Electrical protections
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from inversion of power supply polarity; from short circuit on output port
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