ERM 2410 series

    Specifications

    Scanning head

    AK ERM 2410

    Interface

    EnDat 2.2 (absolute position value after scanning two reference marks in ''position value 2”)

    Ordering designation

    EnDat22

    Integrated interpolation

    16 384-fold (14 bits)

    Clock frequency

    ≤ 8 MHz

    Calculation time tcal

    ≤ 5 µs

    Signal period

    ≈ 400 µm

    Line count*

    See ''Scale drum”

    Electrical connection

    Cable, 1 m, with M12 coupling (8-pin)

    Cable length

    ≤ 150 m (with HEIDENHAIN cable)

    Voltage supply

    3.6 V to 14 V DC

    Power consumption1)

    At 14 V: 110 mA; at 3.6 V: 300 mA (maximum)

    Current consumption (typical)

    At 5 V: 90 mA (without load)

    Vibration 55 to 2 000 Hz

    Shock 6 ms

    ≤ 300 m/s2 (EN 60 068-2-6)

    ≤ 1000 m/s2 (EN 60 068-2-27)

    Operating temperature

    –10 °C to +100 °C

    Protection EN 60 529

    IP67

    Mass

    ≈ 0.15 kg (with cable)

    Scale drum

    TTR ERM 2400 C

    Measuring standard

    MAGNADUR graduation, signal period approx. 400 µm

    Line count*

    600

    900

    1 024

    1 200

    1 400

    2 048

    2 048

    2 600

    3 600

    Positions per revolution

    9 830 400

    14 745 600

    16 777 216

    19 660 800

    22 937 600

    33 554 432

    33 554 432

    42 598 400

    58 982 400

    Position error per
    signal period

    ±15.5''

    ±10.5''

    ±9''

    ±8''

    ±6.5''

    ±4.5''

    ±4.5''

    ±3.5''

    ±3''

    Accuracy of the graduation2)

    ±11''

    ±8''

    ±7''

    ±6''

    ±5.5''

    ±4''

    ±5''

    ±4''

    ±3.5''

    Reference marks

    Distance-coded

    Angle for absolute reference

    ≤ 36°

    ≤ 24°

    ≤ 22.5°

    ≤ 24°

    ≤ 18°

    ≤ 22.5°

    ≤ 22.5°

    ≤ 13.85°

    ≤ 12°

    Inside diameter*

    40 mm

    70 mm

    80 mm

    120 mm

    130 mm

    180 mm

    220 mm

    295 mm

    410 mm

    Outside diameter

    75.44
    mm

    113.16 mm

    128.75 mm

    150.88 mm

    176.03 mm

    257.50 mm

    257.50 mm

    326.90 mm

    452.64 mm

    Mech. permissible speed

    ≤ 19 000 rpm

    ≤ 14 500 rpm

    ≤ 13 000 rpm

    ≤ 10 500 rpm

    ≤ 9 000 rpm

    ≤ 6 000 rpm

    ≤ 6 000 rpm

    ≤ 4 500 rpm

    ≤ 3 000 rpm

    Moment of inertia of rotor

    0.34 · 10-3 kgm2

    1.6 · 10-3 kgm2

    2.7 · 10-3 kgm2

    3.5 · 10-3 kgm2

    7.7 · 10-3 kgm2

    38 · 10-3 kgm2

    23 · 10-3 kgm2

    44 · 10-3 kgm2

    156 · 10-3 kgm2

    Permissible axial motion

    ±1.25 mm

    Mass approx.

    0.35 kg

    0.69 kg

    0.89 kg

    0.72 kg

    1.2 kg

    3.0 kg

    1.6 kg

    1.7 kg

    3.2 kg

    * Please select when ordering

    1) See General Electrical Information

    2) The position error within one signal period and the accuracy of the graduation result together in the encoder-specific error;
    for additional error through mounting and the bearing of the measured shaft, see Measuring accuracy

    Other line counts/dimensions upon request