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