Absolute encoders

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    • Performance
      Number of steps per revolution (max. resolution)16,384 (14 bit)
      Error limits G0.35° (at 20 °C) 1)
      Repeatability standard deviation σr0.2° (at 20 °C) 2)
      • 1) In accordance with DIN ISO 1319-1, position of the upper and lower error limit depends on the installation situation, specified value refers to a symmetrical position, i.e. deviation in upper and lower direction is the same.
      • 2) In accordance with DIN ISO 55350-13; 68.3% of the measured values are inside the specified area.
    • Interfaces
      Communication interfaceIO-Link
      Communication Interface detailIO-Link V1.1 / COM3 (230,4 kBaud)
      Initialization time2 s 1)
      Cycle time≤ 3.2 ms
      Smart SensorEfficient communication, Enhanced Sensing, diagnosis
      Process dataPosition, speed, electronic cams, limit values, linear position, linear speed, errors and warnings, switching signals on pin 2
      Parameterising data

      Number of steps per revolution


      Counting direction

      Sampling rate for speed calculation

      Unit for output of the speed value

      Electronic cams(2 channels x 8 cams)

      Limit values

      Linear measuring length per 360°

      Pin 2 configuration

      Available diagnostics data

      Minimum and maximum temperature


      Power-on counter

      Operatinghours counter power-on/motion

      Counter of direction changes/number of movements cw/number of movements ccw

      Minimum andmaximum operating voltage

      Distance covered

      Status informationVia status LED
      Switching input/Switching output
      Pin 2 input frequency≤ 100 Hz
      Pin 2 output frequency≤ 100 Hz
      • 1) Valid positional data can be read once this time has elapsed.
    • Electrical data
      Connection typeMale connector, M12, 4-pin, universal
      Supply voltage18 ... 30 V
      Power consumption≤ 1.5 W
      Reverse polarity protection
      MTTFd: mean time to dangerous failure240 years (EN ISO 13849-1) 1)
      • 1) 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, face mount flange
      Shaft diameter10 mm 1)
      Shaft length24 mm
      Weight0.12 kg 2)
      Shaft materialStainless steel
      Flange materialAluminum
      Housing materialZinc
      Start up torque< 1 Ncm (+20 °C)
      Operating torque< 1 Ncm (+20 °C)
      Permissible shaft loading

      40 N / radial

      20 N / axial

      Operating speed≤ 6,000 min⁻¹
      Moment of inertia of the rotor2.5 gcm²
      Bearing lifetime3.6 x 10^8 revolutions
      Angular acceleration≤ 500,000 rad/s²
      • 1) For use with the adapters 2072298 and 2072295.
      • 2) Based on devices with male connector.
    • Ambient data
      EMCAccording to EN 61000-6-2, EN 61000-6-3 and EN 61131-9
      Enclosure rating

      IP66 (IEC 60529)

      IP67 (IEC 60529)

      Permissible relative humidity90 % (Condensation not permitted)
      Operating temperature range–40 °C ... +85 °C
      Storage temperature range–40 °C ... +100 °C, without package
      Resistance to shocks100 g, 6 ms (EN 60068-2-27)
      Resistance to vibration20 g, 10 Hz ... 2,000 Hz (EN 60068-2-6)
    • Classifications
      eCl@ss 5.027270502
      eCl@ss 5.1.427270502
      eCl@ss 6.027270590
      eCl@ss 6.227270590
      eCl@ss 7.027270502
      eCl@ss 8.027270502
      eCl@ss 8.127270502
      eCl@ss 9.027270502
      eCl@ss 10.027270502
      eCl@ss 11.027270502
      eCl@ss 12.027270502
      ETIM 5.0EC001486
      ETIM 6.0EC001486
      ETIM 7.0EC001486
      ETIM 8.0EC001486
      UNSPSC 16.090141112113

    Technical drawings

    solid shaft, face mount flange, male connector
    Attachment specifications Solid shaft, face mount flange with flange adapter, centering collar D20 on D36 (BEF-FA-020-036, 2072298)
    Attachment specifications Solid shaft, face mount flange with flange adapter, centering collar D20 on D30 (BEF-FA-020-030, 2072295)
    PIN assignment
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