To the content To the footer
Home » Shop » Digital Readouts » Rotary encoders » Photoelectric Rotary Encoder A75M

Photoelectric Rotary Encoder A75M

Verzending binnen 7 werkdagen (3-7 werkdagen)

Photoelectric modular rotary encoder A75M is a wider diameter incremental encoder than A42M, as it is the main difference between these two open-type encoders.

SKU: - Categories: ,

Free advice from our specialists

Fast delivery

Dealer of premium brands

Customization also possible

Can we help you?

We are always available for advice. Feel free to contact one of our specialists. Couldn’t find an article? Chances are we can still deliver it. Let us know what you’re looking for and we’ll be happy to help!

Photoelectric Rotary Encoder A75M

Photoelectric Rotary Encoder A75M is a wider diameter incremental encoder than A42M, as it is the main difference between these two open-type encoders.

  • ELECTRICAL DATA:
VERSION A75M-AV 1Vpp A75M-F TTL
Power supply +5 V ± 5%/ < 120 mA +5 V ± 5%/ < 120 mA
Light source LED LED
Incremental signals Differential sine +A/-A and +B/-B Amplitude at 120 Ω load:

– A = 0.6-1.2 V

– B = 0.6-1.2 V

Differential square-wave U1/U1 and U2/U2. Signal levels at 20 mA load current:

– low (logic ”0” ) < 0.5

– high (logic ”1”) > 2.4 V

Reference signal One quasi-triangular +R and its complimentary -R per revolution. Signal magnitude at 120 Ω load:

– R = 0.2…0.8 V (usable)

One differential square-wave U0/U0 per revolution. Signal levels at 20 mA load current:

– low (logic ”0”) < 0.5 V

– high (logic ”1”) > 2.4 V

Maximum operating frequency -3 dB) > 180 kHz (160 x k) kHz, k – interpolation factor
Direction of signals +B lags +A for clockwise rotation (viewed from shaft side) U2 lags U1 for clockwise rotation (viewed from shaft side)
Maximum rise and fall time < 0.5 µs
Recommended max. cable length to subsequent electronics  

25M

 

25

  • MECHANICAL DATA:
Line number on disc (z) 512; 2048; 5000 (others on request)
Number of output pulses per revolution for A75M-F Z x k, where k= 1, 2, 3, 4, 5, 8, 10
Max. permissible mechanical rotation speed 16000 rpm
Accuracy (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 Ø 20 mm

– with shaft Ø 30 mm

 

26×10-6 kgm2

35×10-6 kgm2

Protection (IEC 529) IP00
Max. weight 0.2 kg
Operating temperature 0…+85 OC
Storage temperature -30…+85 OC
Maximum humidity (non-condensing) 98 %
Permissible vibration (55 to 2000 Hz) < 100 m/s
Permissible shock (6 ms) < 1000 m/s

 

 

Additional information

Brand

Signal type

, , ,