Absolute encoders

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    • Performance
      Max. number of steps per revolution (max. resolution)4,096 (12 bit)
      See maximum revolution range
      Error limits G0.2° 1)
      Repeatability standard deviation σr0.002° 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 interfaceSSI
      Initialization time50 ms 1)
      Position forming time< 1 µs
      Code typeGray
      Code sequence parameter adjustableCW/CCW parameter adjustable
      Clock frequency≤ 1 MHz 2)
      Set (electronic adjustment)H-active (L = 0 - 3 V, H = 4,0 - Us V)
      CW/CCW (counting sequence when turning)L-active (L = 0 - 1,5 V, H = 2,0 - Us V)
      • 1) Valid positional data can be read once this time has elapsed.
      • 2) Minimum, LOW level (Clock +): 500 ns.
    • Electrical data
      Connection typeMale connector, M23, 12-pin, radial
      Supply voltage4.5 V DC ... 32 V DC
      Power consumption≤ 0.7 W (without load)
      Reverse polarity protection
      MTTFd: mean time to dangerous failure250 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 x 19 mm
      Weight0.3 kg 1)
      Shaft materialStainless steel
      Flange materialAluminum
      Housing materialAluminum die cast
      Start up torque< 0.5 Ncm 2)
      Operating torque< 0.3 Ncm 2)
      Permissible Load capacity of shaft

      80 N / radial

      40 N / axial

      Moment of inertia of the rotor6.2 gcm²
      Bearing lifetime3.0 x 10^9 revolutions
      Angular acceleration+ 500,000 rad/s²
      Operating speed≤ 9,000 min⁻¹ 3)
      • 1) Relates to devices with male connector connection.
      • 2) At 20 °C.
      • 3) Allow for self-heating of approx. 3.3 K / 1,000 rpm when designing the operating temperature range.
    • Ambient data
      EMCAccording to EN 61000-6-2 and EN 61000-6-3 1)
      Enclosure rating

      IP65, shaft side (according to IEC 60529)

      IP67, housing side (according to IEC 60529) 2)

      Permissible relative humidity90 % (condensation of the optical scanning not permitted)
      Operating temperature range0 °C ... +85 °C
      Storage temperature range–40 °C ... +100 °C, without package
      Resistance to shocks50 g, 6 ms (according to EN 60068-2-27)
      Resistance to vibration20 g, 10 Hz ... 2,000 Hz (according to EN 60068-2-6)
      • 1) EMC according to the standards quoted is achieved if shielded cables are used.
      • 2) For devices with connector connection: With mating connector mounted.
    • 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
      ETIM 5.0EC001486
      ETIM 6.0EC001486
      UNSPSC 16.090141112113

    Technical drawings

    Dimensional drawing Face mount flange, radial plug connection M12 and M23
    PIN assignment M23 male connector, 12-pin, SSI/Gray
    Maximum revolution range
    Maximum revolution range
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