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Absolute Rotary Encoder SRM50-HEV0-K21 | 1,024 Sine/Cosine Periods | 134,217,728 Total Steps | IP40 Rated | by SICK
The SRM50-HEV0-K21 absolute rotary encoder is engineered for precision in industrial automation, featuring 1,024 sine/cosine periods per revolution and a remarkable 134,217,728 total steps. With an operating speed of up to 6,000 min⁻¹, it ensures reliable position feedback for servo motors and robotics. Designed for durability, it operates within a temperature range of -30 °C to +115 °C and boasts an IP40 enclosure rating, making it ideal for demanding environments.
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Product Name/Title: Absolute Rotary Encoder SRM50-HEV0-K21 | 1,024 Sine/Cosine Periods | 134,217,728 Total Steps | IP40 Rated | by SICK
Brand: SICK
SKU: 1037089
Alternatively Known As: Absolute rotary encoder, HIPERFACE encoder, industrial position sensor, rotary position encoder
Technical Specifications
- Sine/cosine periods per revolution: 1,024
- Number of absolute ascertainable revolutions: 4,096
- Total number of steps: 134,217,728
- Measuring step: 0.3″ with 12-bit interpolation
- Integral non-linearity: ±45″ typical
- Differential non-linearity: ±7″
- Operating speed: ≤6,000 min⁻¹ for absolute position
- Available memory area: 128 Byte
- System accuracy: ±52″
- Type of code: Binary
- Communication interface: HIPERFACE®
- Connection type: 8-wire radial cable, 0.2 m
- Supply voltage: 7 V DC to 12 V DC (recommended 8 V DC)
- Current consumption: 80 mA
- Output frequency for sine/cosine signals: ≤200 kHz
- Shaft version: Tapered shaft
- Flange type: Rubber support
- Moment of inertia of rotor: 10 gcm²
- Operating torque: 0.2 Ncm
- Start up torque: +0.4 Ncm
- Permissible static movement: ±0.3 mm radial, ±0.75 mm axial
- Permissible dynamic movement: ±0.1 mm radial, ±0.2 mm axial
- Angular acceleration: ≤200,000 rad/s²
- Life of ball bearings: 3.6 x 10⁹ revolutions
- Operating temperature range: -30 °C to +115 °C
- Storage temperature range: -40 °C to +125 °C
- Relative humidity: 90%, no condensation
- Shock resistance: 100 g, 10 ms
- Vibration resistance: 20 g, 10 Hz to 2,000 Hz
- EMC: Compliant with EN 61000-6-2 and EN 61000-6-3
- Enclosure rating: IP40 with mating plug inserted
- Dimensions (H x L x W): 50mm x 50mm x 50mm
- Weight: 0.2 kg
Key Features
- Absolute encoder with 1,024 sine/cosine periods per revolution
- High resolution with 134,217,728 total steps
- Operating speed up to 6,000 min⁻¹ for reliable absolute position
- Binary code output with HIPERFACE® communication interface
- Robust tapered shaft with rubber support flange
- Operating temperature range from -30 °C to +115 °C
- IP40 enclosure rating with mating plug inserted
- Long life ball bearings rated for 3.6 x 10⁹ revolutions
Professional Installation Requirements
- Installation should be performed by qualified personnel familiar with electrical and mechanical integration of encoders to ensure proper connection and alignment.
Applications
- Industrial automation for precise position measurement
- Servo motor feedback systems
- Robotics and motion control
- Machine tool positioning
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- High reliability reduces maintenance and replacement frequency, minimizing waste
- Energy-efficient operation supports sustainable industrial automation
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy.
Available Now
The SICK SRM50-HEV0-K21 absolute encoder is available for immediate purchase, ideal for industrial automation and servo motor feedback applications.
