A58HE1 Incremental Rotary Encoder
A58HE1 Rotary Encoder Drawing

Ø58mm incremental encoder

A58HE1

Optical incremental hollow shaft encoder A58HE1 has an external flexible coupling and it is the main feature that differs it from other similar encoders. It is able to produce up to 108.000 output pulses per revolution and has different output signal versions available: 11 μApp, 1Vpp, TTL or HTL

Mechanical data

Number of output pulses per revolution 100 – 108000
Line number on disc (z) 100; 250; 500; 600; 800; 1000; 1024; 1125; 1250; 1500; 2000; 2500; 3000; 3600; 4000; 5000; 9000; 10800
Maximum shaft speed 10000 rpm
Maximum shaft load axial: 0.5 mm
radial: 0.05 mm
Accuracy (T1-period lines on disc in arc. sec) ± 0.1T1 arc. sec
Starting torque at 20°C ≤ 0.025 Nm
Rotor moment of inertia < 1.5 x 10-4 kgm2
Protection (IEC 529) IP64
Maximum weight without cable 0.3 kg
Operating temperature -10…+70°C
Storage temperature -30…+80°C
Maximum humidity (non-condensing) 98%
Permissible vibration (55 to 2000 Hz) ≤ 100 m/s²
Permissible shock (11 ms) ≤ 1000 m/s²

Electrical data

Version A58HE1-A ∫ µApp A58HE1-AV ∫ 1 Vpp A58HE1-F Π TTL; Π HTL
Supply voltage + 5 V ± 5 % + 5 V ± 5 % + 5 V ± 5 %; + (10 to 30) V
Max. supply current (without load) 80mA 120 mA 120 mA
Light source LED LED LED
Incremental signals Two sinusoidal I1 and I2
Amplitude at 1 kΩ load:
– I1 = 7 – 16 µA
– I2 = 7 – 16 µA		 Differential sine +A / -A and +B / -B
Amplitude at 120 kΩ 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 V at Up =± 5V
– low (logic “0”) ≤ 1.5 V at Up = 10 to 30 V
– high (logic “1”) ≥ 2.4 V at Up =±5V
– high (logic “1”) ≥ (Up – 2)V at Up = 10 to 30 V
Reference signal One quasi-triangular I0 peek per revolution. Signal magnitude at 1 kW load:
– I0 = 2 – 8 µA (usable component)		 One quasi-triangular +R and its complementary -R per revolution. Signals magnitude at 120 W load:
– R = 0.2 – 0.8 V (usable component		 One differential square-wave U0 / U0 per revolution. Signal levels at 20 mA load current:
– low (logic “0”) < 0.5 V at Up =± 5V
– low (logic “0”) < 1.5 V at Up = 10 to 30 V
– high (logic “1”) > 2.4 V at Up =±5V
– high (logic “1”) > (Up – 2)V at Up = 10 to 30 V
Maximum operating frequency (-3 dB) ≥ 160 kHz (-3 dB) ≥ 160 kHz (160 x k) kHz, k – interpolation factor
Direction of signals I2 lags I1 for clockwise rotation (viewed from shaft side) + B lags + A in clockwise rotation (viewed from shaft side) U2 lags with U1 in clockwise rotation (viewed from shaft side)
Maximum rise and fall time – – < 0.5 μs
Standard cable length 1 m; without connector 1 m; without connector 1 m; without connector
Maximum cable length 5 m 25 m 25 m

Accessories

Downloads

Product Catalog
Encoder Selection Guide 2021
A58HE1 Rotary Encoder Datasheet
A58HE1 Rotary Encoder 3D Drawing
A58HE1 Incremental Rotary Encoder 2D Drawing

Order code

A58HE1 – X1 – X2 – X3/X4 – X5 – X6 – X7/X8 

Mechanical Option (X1) Output Signal Version (X2) Pulse Number per Revolution (X3) Shaft Hole Diameter (X4) Supply Voltage (X5) Cable Length (X6) Connector Type (X7)
1 – through hollow shaft
2 – blind hollow shaft		 A
AV
F		 100
…
108000*
*only for F signal version for >18000 pulses		 6, 8, 10, 12, 14, 15 – mm 05V – +5V
30V – +(10 to 30)V*
*only for A58HE1-F with HTL output signals		 AR01 – 1m
AR02 – 2m
AR03 – 3m
R01 – 1m
…
CR – flange socket radial		 W – without connector
C9 – round, 9 pins
C12 – round, 12 pins
D9 – flat, 9 pins

ORDER EXAMPLES: 

  1. A58HE1-1-AV-5000-8-05V-01/C12
  2. A58HE1-2-10000-10-30V-CR/C12

Order form

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