A170H

Photoelectric angle encoder A170H is the most sophisticated high end encoder of the product range. It has a hollow shaft and an integrated stator coupling and is capable of producing up to 3.600.000 output pulses per revolution with the accuracy that can reach up to ±2.5 arc. sec.



Mechanical Data

Number of output pulses per revolution 18000-1800000 ppr
Line number on disc (z) 18000; 36000
Reference signal


- standard: 1 per shaft revolution
- distance coded for z = 18000: 36 per shaft revolution
- distance coded for z = 36000: 72 per shaft revolution
Permissible mech. speed ≤ 1000 rpm
Max. operating speed 300 to 500 rpm
Accuracy ± 2.5 arc. sec
Permissible shaft load

- axial: 0.02 mm
- radial: 0.02 mm
Starting torque at 20°C ≤ 0.012 Nm
Rotor moment of inertia < 3.7x10-4 kgm2
Protection (IEC 529) IP64
Maximum weight without cable 4.1 kg
Operating temperature 0...+70°C
Storage temperature -30...+85°C
Maximum humidity (non-condensing) 98%
Permissible vibration (55 to 2000 Hz) ≤ 100 m/s²
Permissible shock (11 ms) ≤ 300m/s²
   

Electrical Data

Version A170H-A ∫ µApp A170H-AV ∫ 1 Vpp A170H-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) 100 mA 120 mA 150 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:
- low (logic "0") ≤ 0.5 V 
- high (logic "1") ≥ 2.4 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:
- low (logic "0") < 0.5 V 
- high (logic "1") > 2.4 V
 

Maximum operating frequency

(-3 dB cutoff) ≥ 160 kHz

(-3 dB cutoff) ≥ 160 kHz

160-2500 kHz (depends on 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 for 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

Drawings


 

 

Typical Applications

           
       
           
           

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