Incremental encoders

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    • Performance
      Pulses per revolution1,024
      Measuring step± 90°, electric/pulses per revolution
      Measuring step deviation± 0.008° pulses 100 ... 10,000
      Error limits± 0.03°
    • Interfaces
      Communication interfaceIncremental
      Communication Interface detailHTL / Push pull
      Number of signal channels6-channel
      0-set function via hardware pin
      0-SET functionH-active, L = 0 - 3 V, H = 4,0 - Us V
      Initialization time40 ms 1)
      Output frequency820 kHz
      Load current30 mA
      Power consumption0.7 W (without load)
      • 1) Valid positional data can be read once this time has elapsed.
    • Electrical data
      Connection typeMale connector, MS, 10-pin, radial
      Supply voltage8 ... 30 V
      Reference signal, number1
      Reference signal, position180°, Degree Marker Gated with BN2
      Reverse polarity protection
      Short-circuit protection of the outputs1)
      MTTFd: mean time to dangerous failure330 years (EN ISO 13849-1) 2)
      • 1) Short-circuit opposite to another channel or GND permissable for maximum 30 s.
      • 2) This product is a standard product and does not constitute a safety component as defined in the Machinery Directive. Calculation based on nominal load of components, average ambient temperature 40°C, frequency of use 8760 h/a. All electronic failures are considered hazardous. For more information, see document no. 8015532.
    • Mechanical data
      Mechanical designSolid shaft, Square flange
      Shaft diameter3/8″
      Shaft length16 mm
      Weight+ 0.4 kg 1)
      Shaft materialStainless steel 1,4305
      Flange materialAluminum
      Housing materialAluminum
      Start up torque0.5 Ncm (+20 °C)
      Operating torque0.3 Ncm (+20 °C)
      Permissible shaft loading

      80 N (radial)

      40 N (axial)

      Operating speed≤ 9,000 min⁻¹
      Moment of inertia of the rotor15 gcm²
      Bearing lifetime3.6 x 109 revolutions
      Angular acceleration≤ 500,000 rad/s²
      • 1) Based on encoder with MS male connector.
    • Ambient data
      EMCAccording to EN 61000-6-2 and EN 61000-6-3
      Enclosure rating

      IP65, shaft side (IEC 60529)

      IP67, housing side (IEC 60529)

      Permissible relative humidity90 % (Condensation not permitted)
      Operating temperature range–30 °C ... +85 °C
      Storage temperature range–40 °C ... +100 °C, without package
      Resistance to shocks100 g, 11 ms (EN 60068-2-27)
      Resistance to vibration30 g, 10 Hz ... 2,000 Hz (EN 60068-2-6)
    • Classifications
      eCl@ss 5.027270501
      eCl@ss 5.1.427270501
      eCl@ss 6.027270590
      eCl@ss 6.227270590
      eCl@ss 7.027270501
      eCl@ss 8.027270501
      eCl@ss 8.127270501
      eCl@ss 9.027270501
      eCl@ss 10.027270501
      eCl@ss 11.027270501
      eCl@ss 12.027270501
      ETIM 5.0EC001486
      ETIM 6.0EC001486
      ETIM 7.0EC001486
      ETIM 8.0EC001486
      UNSPSC 16.090141112113

    Technical drawings

    Dimensional drawing DFS20 square flange mount, radial connector outlet M12 and MS, cable outlet
    maximum revolution range
    Diagrams Signal Outputs with Counter Clock-wise Counting Direction Option Selected (B leads A for clock-wise rotation). Complement signals AN, BN and ZN are not shown.
    Diagrams Signal Outputs with Clock-wise Counting Direction Option Selected (A leads B for clock-wise rotation). Complement signals AN, BN and ZN are not shown.
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