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Absolute Rotary Encoder SRM50-HAA0-K21 | 1,024 Sine/Cosine Periods | 4,096 Revolutions | High Accuracy ±52″ | by SICK
The Absolute Rotary Encoder SRM50-HAA0-K21 is designed for precise position measurement in industrial automation and servo motor feedback systems. With 1,024 sine/cosine periods per revolution and a high system accuracy of ±52″, it operates at speeds up to 6,000 min⁻¹. Built for durability, it features an IP40 enclosure rating and a wide operating temperature range from –30 °C to +115 °C, making it ideal for robotics and motion control applications.
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Product Name/Title: Absolute Rotary Encoder SRM50-HAA0-K21 | 1,024 Sine/Cosine Periods | 4,096 Revolutions | High Accuracy ±52″ | by SICK
Brand: SICK
SKU: 1037063
Alternatively Known As: Absolute rotary encoder, HIPERFACE encoder, SICK SRM50 encoder, absolute position sensor
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: Typically ±45″
- Differential non-linearity: ±7″
- Operating speed (absolute position): ≤ 6,000 min⁻¹
- Operating speed (mechanical): ≤ 12,000 min⁻¹
- Available memory area: 128 Byte
- System accuracy: ±52″
- Type of code: Binary
- Communication interface: HIPERFACE®
- Connection type: Male connector, 8-pin, radial
- 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: Plug-in 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: ±0.5 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
- Resistance to shocks: 100 g, 10 ms
- Resistance to vibrations: 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
- 4,096 absolute ascertainable revolutions
- High system accuracy of ±52″
- Operating speed up to 6,000 min⁻¹ for absolute position
- Binary code output with HIPERFACE® communication interface
- Operating temperature range from –30 °C to +115 °C
- IP40 enclosure rating with mating plug inserted
- Low operating torque of 0.2 Ncm and start-up torque of +0.4 Ncm
- Long ball bearing life of 3.6 x 10⁹ revolutions
Professional Installation Requirements
- Installation should be performed by qualified personnel familiar with encoder mounting and electrical connections to ensure proper operation and safety.
Applications
- Industrial automation for precise position measurement
- Servo motor feedback systems
- Robotics and motion control
- Machine tool positioning
Standards & Compliance
- AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
- Long operational life reduces waste and replacement frequency
- Low power consumption of 80 mA at recommended supply voltage
- Robust design minimizes environmental impact through durability
Warranty Information
Standard manufacturer warranty applies. Please refer to SICK's official warranty policy for details.
Available Now
The SICK SRM50-HAA0-K21 Absolute Encoder is available for immediate purchase, ideal for industrial automation and servo motor feedback applications.
