SRP 5000 series

    Specifications

    Encoder characteristics

    Incremental

    SRP 5080

    Absolute

    SRP 5010

    Measuring standard

    OPTODUR circular scale

    DIADUR circular scale

    Signal periods

    30 000

    16 384

    System accuracy*

    ±2.5” or ±5”

    Position error per signal period

    ±0.23”

    ±0.40”

    Repeatability

    From both directions: 0.3”

    From both directions: 0.9”

    RMS position noise

    Typically 0.007”

    Typically 0.020”

    Interface

    1 VPP

    EnDat 2.2

    Ordering designation

    EnDat22

    Position values per revolution

    28 bits

    Clock frequency

    Calculation time tcal

    16 MHz

    5 µs

    Reference marks

    80 (distance-coded)

    Cutoff frequency –3 dB

    500 kHz

    Electrical connection

    1.5 m cable with 15-pin D-sub connector; interface electronics integrated into the connector

    1.5 m cable with 8-pin M12 coupling

    Cable length

    30 m (with HEIDENHAIN cable)

    Supply voltage

    DC 5 V ±0.25 V

    DC 3.6 V to 14 V

    Power consumption (max.)

    5.25 V: 950 mW

    3.6 V: 1.1 W

    14 V: 1.3 W

    Current consumption (typical)

    175 mA (without load)

    5 V: 140 mA (without load)

    * Please select when ordering

    Bearing properties

    Shaft

    Hollow through shaft with 32 mm

    Max. permissible axial load2)

    200 N (centered load)

    Max. permissible radial load2)

    60 N

    Max. permissible tilting torque2)

    2.5 Nm

    Contact stiffness

    Axial: 303 N/µm

    Radial: 181 N/µm

    (calculated values)

    Resistance to tilt

    102 Nm/mrad (calculated value)

    Mechanically perm. speed

    300 rpm

    Max. transferable shaft torque2)

    2 Nm

    Moment of inertia of rotor

    1.16 · 10–3 kgm2

    Radial guideway accuracy

    Measured at distance h = 55 mm: 0.20 µm (without load)

    Non-reproducible radial guideway accuracy

    Measured at distance h = 55 mm: 0.35 µm (without load)

    Axial guideway accuracy

    ±0.2 µm

    Axial shaft runout*

    5 µm or 1 µm

    Wobble of the axis

    0.7”

    Vibration 55 Hz to 2000 Hz

    Shock 6 ms

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

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

    (without load)

    Protection EN 605291)

    IP40

    Operating temperature

    Storage temperature

    0 °C to 30 °C

    0 °C to 50 °C

    Relative air humidity

    75 % without condensation

    Altitude

    < 2000 m

    Mass

    1.82 kg (without cable or connector)

    * Please select when ordering

    1) When mounted

    2) Purely static load, without additional vibrations or shock load

    Motor characteristics

    Peak torque

    2.70 Nm

    Rated torque

    0.385 Nm

    Stall torque

    0.253 Nm

    Standstill speed

    0.013 rpm

    Maximum speed

    300 rpm

    Torque constant

    0.668 Nm/Arms

    Back-electromotive force constant

    0.397 Vrms/(rad/s)

    Motor constant

    0.181 Nm/√W

    Electrical resistance R20 (at 20 °C)

    9.06

    Electrical inductance

    2.42 mH

    Maximum current

    4.24 Arms

    Rated current

    0.688 Arms

    Stall current

    0.487 Arms

    Max. rated power loss

    6.94 W

    Max. DC-link voltage

    DC 48 V

    Number of poles

    20

    Max. cogging torque

    < 0.2 % of rated torque

    Electrical connection

    Connection

    4-pin M12 (male)

    Cable diameter

    7.0 mm

    Cable length

    5 m

    Number of phases

    3