SICK SRM50-HZA0-S21 Motor Feedback Encoder

Sine/cosine periods per revolution: 1,024

Number of the absolute ascertainable revolutions: 1

Total number of steps: 32,768

Measuring step: 0.3 ″ For interpolation of the sine/cosine signals with, e. g., 12 bits

Integral non-linearity: Typ. ± 45 ″, Error limits for evaluating sine/cosine period, without mechanical tension of the stator coupling

Differential non-linearity: ± 7 ″, Non-linearity within a sine/cosine period

Operating speed: ≤ 6,000 min⁻¹, up to which the absolute position can be reliably produced

Available memory area: 1,792 Byte

System accuracy: ± 52 ″

Interfaces:

Type of code for the absolute value: Binary

Electronics

Connection type: Cable, 8-wire, radial, 2 m

Supply voltage: 7 V DC ... 12 V DC

Recommended supply voltage: 8 V DC

Current consumption: 80 mA (1)

Output frequency for sine/cosine signals: ≤ 200 kHz

||(1) Without load.

Mechanics

Shaft version: Tapered shaft

Flange type / stator coupling: Spring mounting plate, Spring mounting plate

Weight: ≤ 0.2 kg

Moment of inertia of the rotor: 10 gcm²

Operating speed ≤ 12,000 min⁻¹

Angular acceleration: ≤ 200,000 rad/s²

Operating torque: 0.2 Ncm

Start up torque: + 0.4 Ncm

Permissible radial shaft movement: ± 0.6 mm

Permissible axial shaft movement: ± 0.95 mm

Permissible movement static:

± 0.2 mm, radial

± 0.8 mm, axial

Permissible movement dynamic:

± 0.15 mm, radial

± 0.2 mm, axial

Angular motion perpendicular to the rotational axis, static: ± 0.005 mm/mm

Angular motion perpendicular to the rotational axis, dynamic: ± 0.0025 mm/mm

Life of ball bearings: 3.6 x 10^9 revolutions

Ambient data

Operating temperature range: –30 °C ... +115 °C

Storage temperature range: –40 °C ... +125 °C, without package

Relative humidity/condensation: 90 %, Condensation not permitted

Resistance to shocks: 100 g, 10 ms, 10 ms (according to EN 60068-2-27)

Frequency range of resistance to vibrations: 20 g, 10 Hz ... 2,000 Hz (EN 60068-2-6)

EMC According to EN 61000-6-2 and EN 61000-6-3 1)

Enclosure rating IP40, with mating plug inserted (IEC 60529)

Operating height (above sea level): 2,000 m

Datasheet