Photoelectric absolute rotary encoder AK50 is manufactured containing up to 8 bit resolution via Gray, binary or other custom code output. It uses photoelectric technology and provides the user with an ability to set arbitrary reference position accessible via switch of up to 256 indexed positions.

Mechanical Data

Maximum shaft speed without counting loss for 8 bit 3000 rpm
Maximum shaft load - axial: 80 N
- radial: 100 N
Accuracy (T1-period lines on disc in arc. sec) ± 0.1T1 arc. sec
Starting torque at 20°C 3 Ncm
Rotor moment of inertia 20 gcm²
Protection (IEC 529) - housing: IP66
- shaft: IP65
Operating temperature -20...+80°C
Storage temperature -30...+90°C
Maximum humidity (non-condensing) 98%
Permissible vibration (55 to 2000 Hz) ≤100 m/s²
Permissible shock (11 ms) ≤1000 m/s²

Electrical Data

Accuracy ± 120 arc. sec
Resolution 28 (256)
Code Gray, Binary, Other (custom)
Output signals interface Parallel
Light source LED
Supply Voltage

- standard: + 24 (8...25)V ± 5 %
- optional: + 5 V ± 5 %

Maximum supply current 50 mA
Output signal levels TTL / HTL
Maximum cable length 25 m



Typical Applications


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