ERO 2000

    Specifications

    Scanning head

    AK ERO 2080

    Interface

    1 VPP

    Reference mark signal

    Square-wave pulse

    Cutoff frequency –3 dB1)

    1 MHz

    Electrical connection*

    15-pin D-sub connector (male) with 0.5 m/1 m/1.5 m/3 m cable

    12-pin SHR-12V-S connector (female) with 0.5 m/1 m/1.5 m/3 m cable

    Cable outlet on the left or right and straight or angled

    Cable length

    With HEIDENHAIN cable: 20 m; during signal adjustment with the PWM 21: 3 m

    Supply voltage

    DC 5 V ±0.5 V

    Current consumption

    150 mA (without load)

    Vibration 55 Hz to 2000 Hz

    Shock 6 ms

    500 m/s2 (EN 60068-2-6)

    1000 m/s2 (EN 60068-2-27)

    Operating temperature

    –10 °C to 70 °C

    Protection

    IP50

    Mass Scanning head

    Connector

    Cable

    5 g (without cable)

    71 g

    22 g/m

    * Please select when ordering

    1) Maximum frequency during referencing: 500 kHz

    Circular scale

    TKN ERO 2000 (full circle)

    TKN ERO 20023) (segment)

    Measuring standard

    SUPRADUR graduation on glass

    Measuring range

    360°

    45°

    Signal periods

    4096

    25003)

    2500 over 360°

    Accuracy of graduation1)

    ±8”

    ±10''

    Interpolation error2)

    ±0.3”

    ±0.5”

    ±0.5”

    Position noise RMS (1 MHz)

    0.03”

    0.04”

    0.04”

    Reference marks

    One

    One

    One on every side

    Hub inside diameter

    5 mm

    Dimensions of graduation carrier

    Ø 30 mm

    Ø 18.6 mm

    18.6 mm x 9 mm

    Centering pin

    3 mm

    3 mm

    Mech. permissible shaft speed

    14 000 rpm

    Moment of inertia

    4.1 · 10–7 kgm2

    2.2 · 10–8 kgm2

    1.1 · 10–8 kgm2

    Protection EN 60529

    Complete, mounted encoder: IP00

    Mass

    5.2 g

    0.56 g

    0.36 g

    1) When centered with two scanning heads

    2) The position error within one signal period and the graduation accuracy together yield the encoder-specific error; for additional mounting and bearing errors of the measured shaft, see Measuring accuracy in the Modular Angle Encoders With Optical Scanning brochure

    3) Available as a prototype; orderable only after consultation