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Incremental Rotary Encoder | 1024 PPR | IP65/IP67 Rated | Stainless Steel Shaft | by SICK
The Incremental Rotary Encoder offers high precision with 1,024 pulses per revolution, making it ideal for industrial automation and control systems. Built with a robust stainless steel shaft and rated IP65/IP67 for dust and water protection, this encoder ensures reliable performance in challenging environments. Perfect for robotics, conveyor systems, and machine tool positioning, it features a low start-up torque and high mechanical durability.
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Technical Specifications
- Pulses per revolution: 1,024
- Measuring step: ±90° electric/pulses per revolution
- Measuring step deviation: ±0.008° pulses 100 to 10,000
- Error limits: ±0.03°
- Communication interface: Incremental TTL / RS-422
- Number of signal channels: 6
- 0-set function: H-active, hardware pin controlled
- Initialization time: 40 ms
- Output frequency: 820 kHz
- Load current: 30 mA
- Operating current: 50 mA (without load)
- Connection type: Male connector, MS, 10-pin, radial
- Supply voltage: 4.5 to 5.5 V
- Reference signal: 1 at 180°, gated with channel A
- Code sequence: Counterclockwise
- Reverse polarity and short-circuit protection: 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 and housing material: Aluminum
- Start-up torque: 0.5 Ncm at 20°C
- Operating torque: 0.3 Ncm at 20°C
- Permissible shaft loading: 80 N radial, 40 N axial
- Operating speed: up to 9,000 min⁻¹
- Moment of inertia of rotor: 15 gcm²
- Bearing lifetime: 3.6 x 10^9 revolutions
- Angular acceleration: up to 500,000 rad/s²
- EMC compliance: 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 2000 Hz
- Dimensions (H x L x W): 58mm x 40mm x 58mm
- Weight: 0.4 kg
Key Features
- High resolution with 1,024 pulses per revolution
- Robust solid shaft with stainless steel material
- IP65 rated on shaft side and IP67 on housing side for dust and water protection
- Low start-up torque of 0.5 Ncm and operating torque of 0.3 Ncm
- 6-channel incremental TTL/RS-422 communication interface
- Reverse polarity and short-circuit protection
- Operating temperature range from -30°C to +85°C
- High mechanical durability with bearing lifetime of 3.6 x 10^9 revolutions
- EMC compliant according to EN 61000-6-2 and EN 61000-6-3
Professional Installation Requirements
- Installation should be performed by qualified personnel familiar with incremental encoders and electrical safety standards to ensure proper connection and operation.
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 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Durable design reduces replacement frequency and electronic waste
- Low power consumption electronics contribute to energy efficiency
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy for details.
Available Now
The SICK DFS20A-A2ABD001024 incremental encoder is available for immediate purchase, ideal for industrial automation and safety-related applications.
