ERP 880

    Spécifications techniques

    ERP 880

    Measuring standard

    DIADUR phase grating on glass

    Signal periods

    180 000

    Accuracy of graduation

    ±0.9”

    Interpolation error per signal period1)

    ±0.1”

    Reference marks

    One

    Hub inside diameter

    51.2 mm

    Mech. permissible speed

    1000 rpm

    Moment of inertia

    1.2 · 10-3 kgm2

    Permissible axial motion of measured shaft

    ±0.05 mm

    Interface

      1 VPP

    Cutoff frequency –3 dB

    –6 dB

    800 kHz

    1.3 MHz

    Electrical connection

    With housing: Cable 1 m, with M23 coupling

    Without housing: Via PCB connector, 12-pin (adapter cable ID 372164-xx)

    Cable length

    150 m (with HEIDENHAIN cable)

    Voltage supply

    DC 5 V ±0.5 V

    Current consumption

    250 mA (without load)

    Vibration 55 to 2000 Hz

    Shock 6 ms

    50 m/s2 (EN 60 068-2-6)

    1000 m/s2 (EN 60 068-2-27)

    Operating temperature

    0 °C to 50 °C

    Protection* EN 60 529

    Without housing: IP 00

    With housing: IP 40

    With housing and shaft seal: IP 64

    Starting torque

    0.25 Nm

    Mass

    3.0 kg

    3.1 kg incl. housing

    * Please select when ordering

    1) Interpolation error within one signal period and the accuracy of the graduation together result in the encoder-specific error; for additional error from mounting and bearing of the measured shaft, see Measuring accuracy