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Photoelectric Rotary Encoder

Photoelectric modular rotary encoder A75M is a wider diameter incremental encoder then its predecessor A42M, which is the main difference between these two open-type encoders.


Technical Data

Line number on disc (z)512; 2048 (others on request)
Number of output pulses per revolution for A75M-FZ x k, where k= 1, 2, 3, 4, 5, 8, 10
Max. permissible mechanical rotation speed16000 rpm
(T1-period of lines on disc in arc. sec.)
± 0.1T1 arc. sec.
Permissible axial shaft run out± 0.05 mm
Rotor moment of inertia:
- with shaft θ 20 mm
- with shaft θ 30 mm

26x10-6 kgm2
35x10-6 kgm2
Protection (IEC 529)IP00
Max. weight0.2 kg
Operating temperature0...+85°C
Storage temperature-30...+85°C
Maximum humidity (non-condensing)98%
Permissible vibration (55 to 2000 Hz)< 100 m/s²
Permissible shock (6 ms)< 1000 m/s²
For electrical and other data please see the attached data sheet