Absolute linear encoder

LK24

Optical absolute linear encoder LK24 has the 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.

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.
Accuracy grades to any meter within the ML (at 20°C) ± 3 μm
Grating pitch 20 μm
Max. traversing speed 120 m/min
Max. acceleration 30 m/s2
Required moving force < 4 N; ≤ 2.5 N on request
Protection (IEC 529) without compressed air: IP54
with compressed air: IP64
Weight 0.42 kg + 1.32 kg/m
Operating temperature 0…+50°C
Storage temperature -20…+70°C
Permissible vibration (55 to 2000 Hz) 100 m/s²
Permissible shock (11 ms) 150 m/s²
Permissible humidity (non condensed) 20…80%

Electrical data

Resolution 1 Vpp up to 0.1 μm (depending on CNC division factor)
Resolution absolute measure 1 μm; 0.1 μm
Incremental signal sine wave 1 Vpp (optional)
Serial interface SSI or BiSS
Power supply + 5V; ± 5%
Standard cable length/max. cable length 2.0 / 25.0 (100m. if power supply is min. 5V)
Electrical protections from inversion of power supply polarity; from short circuit on output port

Accessories

Downloads

Order code

LK24 – X1 – X2 – X3 – X4 – X5/X6

Resolution (X1) Measuring Length (X2) Output Signals (X3) Incremental Signals (X4) Cable Length (X5) Connector Type (X6)
F01 – 0.1 um
F10 – 1.0 um
0070 – 70mm
0520 – 520mm

3240 – 3240mm
S1 – SSI binary
S2 – SSI binary+even parity
S3 – SSI binary+odd parity
S4 – SSI binary+error
S5 – SSI binary+even+parity+error
S6 – SSI binary+odd parity+error
S7 – SSI Gray
B1 – BiSS binary
W – without incremental signals
V – 1Vpp
01 – 1m
02 – 2m
03 – 3m
W – without connector
B12 – round, 12 pins
C9 – round, 9 pins
C12 – round, 12 pins
D9 – flat, 9 pins
D15 – flat, 15 pins

 

ORDER EXAMPLES: 

  1. LK24-F01-0070-S1-W-01/W
  2. LK24-F10-3240-S2-01-C12

Order form

    Check the "Order code" tab in the product page to see how to know your order code.