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Incremental Rotary Encoder | 512 PPR | IP65/IP67 Rated | High Speed | by SICK
The Incremental Rotary Encoder offers high resolution with 512 pulses per revolution, making it ideal for industrial automation and control systems. Built with a robust solid shaft made of stainless steel and featuring IP65/IP67 ratings for dust and water protection, this encoder ensures reliable performance in harsh environments. With a wide operating temperature range from -30 °C to +85 °C, it’s perfect for robotics, machine tool positioning, and safety-related monitoring.
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Technical Specifications
- Mean Time To Dangerous Failure (MTTFD): 330 years (EN ISO 13849-1)
- Pulses per revolution: 512
- Measuring step: ±90°, electric/pulses per revolution
- Measuring step deviation: ±0.008° pulses 100 ... 10,000
- Error limits: ±0.03°
- Communication interface: Incremental HTL / Push pull
- Number of signal channels: 6
- Initialization time: 40 ms
- Output frequency: 820 kHz
- Load current: 30 mA
- Power consumption: 0.7 W (without load)
- Connection type: Male connector, M12, 8-pin, radial
- Supply voltage: 8 ... 30 V
- Reference signal: 1 at 180°, gated with A
- Code sequence: Clockwise
- Reverse polarity protection: Yes
- Short-circuit protection of outputs: Yes
- Mechanical design: Solid shaft, square flange
- Shaft diameter: 3/8 inch with flat
- Shaft length: 16 mm
- Shaft material: Stainless steel 1.4305
- Flange material: Aluminum
- Housing material: Aluminum
- Start up torque: 0.5 Ncm (+20 °C)
- Operating torque: 0.3 Ncm (+20 °C)
- Permissible shaft loading: 80 N radial, 40 N axial
- Operating speed: ≤ 9,000 min⁻¹
- Moment of inertia of rotor: 15 gcm²
- Bearing lifetime: 3.6 x 10⁹ revolutions
- Angular acceleration: ≤ 500,000 rad/s²
- EMC: Complies with EN 61000-6-2 and EN 61000-6-3
- Enclosure rating: IP65 shaft side, IP67 housing side
- Permissible relative humidity: 90% (no condensation)
- Operating temperature range: -30 °C to +85 °C
- Storage temperature range: -40 °C to +100 °C
- Shock resistance: 100 g, 11 ms
- Vibration resistance: 30 g, 10 Hz to 2,000 Hz
- Dimensions (H x L x W): 58mm x 40mm x 58mm
- Weight: 0.4 kg
Key Features
- High resolution with 512 pulses per revolution
- Robust solid shaft with stainless steel material
- IP65 rated shaft side and IP67 rated housing side for protection against dust and water
- Low start-up torque of 0.5 Ncm and operating torque of 0.3 Ncm
- Reverse polarity and short-circuit protection
- High operating speed up to 9,000 min⁻¹
- Durable bearing lifetime of 3.6 x 10⁹ revolutions
- 6-channel incremental HTL / Push pull communication interface
- Wide operating temperature range from -30 °C to +85 °C
- Complies with EMC standards EN 61000-6-2 and EN 61000-6-3
Professional Installation Requirements
- Installation should be performed by qualified personnel familiar with electrical and mechanical integration of incremental encoders to ensure proper connection and alignment.
Applications
- Industrial automation and control systems
- Robotics and motion control
- Conveyor and material handling systems
- Machine tool positioning and feedback
- Safety-related monitoring in machinery
Standards & Compliance
- AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
- Durable design reduces replacement frequency and electronic waste
- Low power consumption of 0.7 W improves energy efficiency
- Robust protection ratings extend product lifespan in harsh environments
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy for details.
Available Now
The SICK DFS20A-A2B1C000512 incremental encoder is available for immediate purchase, ideal for industrial automation and safety-related applications.
