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Absolute Rotary Encoder SRM50-HXA0-K21 | High Accuracy ±52″ | IP65 Rated | by SICK
The SRM50-HXA0-K21 absolute rotary encoder delivers high system accuracy of ±52″ and features a robust IP65 rated enclosure, making it ideal for industrial automation and safety-critical applications. With a solid 6 mm shaft and HIPERFACE communication, it ensures precise position measurement and reliable performance in demanding environments.
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Product Name/Title: Absolute Rotary Encoder SRM50-HXA0-K21 | High Accuracy ±52″ | IP65 Rated | by SICK
Brand: SICK
SKU: 1037103
Alternatively Known As: Absolute rotary encoder, HIPERFACE encoder, SICK SRM50 encoder, industrial position sensor
Technical Specifications
- MTTFD: 235 years (EN ISO 13849)
- Sine/cosine periods per revolution: 1,024
- Number of absolute ascertainable revolutions: 4,096
- Measuring step: 0.3″ with 12-bit interpolation
- Integral non-linearity: ±45″ typical
- Differential non-linearity: ±7″
- Operating speed: ≤ 6,000 min⁻¹
- Available memory area: 128 Byte
- Type of code: Binary, increasing clockwise (viewed from shaft end A)
- Connection: Male M23, 12-pin radial connector
- 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 diameter: 6 mm solid shaft
- Moment of inertia: 25 gcm²
- Operating torque: 1 Ncm
- Start up torque: +1.5 Ncm
- Permissible shaft loading: 40 N radial, 20 N axial
- Operating temperature range: -30 °C to +85 °C
- Storage temperature range: -30 °C to +90 °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: IP65 with mating plug inserted
- Dimensions (H x L x W): 50mm x 50mm x 50mm
- Weight: 0.2 kg
Key Features
- High system accuracy of ±52″
- Absolute position measurement with 134,217,728 total steps
- Binary code output with HIPERFACE® communication interface
- Solid shaft with 6 mm diameter and servo flange stator coupling
- Operating speed up to 6,000 min⁻¹
- IP65 rated enclosure with mating plug inserted
- Robust against shocks (100 g) and vibrations (20 g, 10 Hz to 2,000 Hz)
- Long bearing life of 3.6 x 10⁹ revolutions
Professional Installation Requirements
- Installation by qualified personnel is recommended to ensure proper electrical connection and compliance with safety standards.
Applications
- Industrial automation for precise position measurement
- Servo motor feedback systems
- Robotics and motion control
- Safety-related applications requiring high reliability
Standards & Compliance
- Complies with AS/NZS 61000 series for electromagnetic compatibility
Environmental Benefits
- Durable design reduces need for frequent replacements, minimizing electronic waste
- Low power consumption (80 mA) supports energy-efficient operation
Warranty Information
Warranty details available upon request from manufacturer or authorized distributor.
Available Now
The SICK SRM50-HXA0-K21 absolute encoder is available for immediate purchase, ideal for industrial automation and safety-critical applications.
