Trade Discount 20%
Incremental Rotary Encoder | 1,024 Pulses/Rev | IP65/IP67 Rated | High Speed Up to 9,000 min⁻¹ | by SICK
The Incremental Rotary Encoder is designed for precision in industrial automation, featuring 1,024 pulses per revolution and robust IP65/IP67 protection against dust and water. Ideal for robotics and motion control, this encoder ensures reliable performance with a high operating speed of up to 9,000 min⁻¹ and a long bearing lifetime of 3.6 x 10⁹ revolutions, making it perfect for demanding applications.
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Technical Specifications
- Mean time to dangerous failure (MTTFD): 330 years (EN ISO 13849-1)
- Pulses per revolution: 1,024
- Measuring step: ±90°, electric/pulses per revolution
- Measuring step deviation: ±0.008° pulses 100 ... 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: 9-wire radial cable, 1.5 m length
- Supply voltage: 4.5 to 5.5 V
- Reference signal: 1, positioned at 180°, gated with channel A
- Code sequence: Counterclockwise
- Reverse polarity and short-circuit protection included
- Mechanical design: Solid shaft with 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 10⁹ 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 2,000 Hz
- Dimensions (H x L x W): 40mm x 70mm x 40mm
- Weight: 0.4 kg
Key Features
- High resolution with 1,024 pulses per revolution
- Robust solid shaft design with stainless steel shaft and aluminum housing
- IP65 rated on shaft side and IP67 on housing side for dust and water protection
- Reverse polarity and short-circuit protection
- Low operating torque of 0.3 Ncm
- High operating speed up to 9,000 min⁻¹
- 6-channel incremental communication interface with TTL / RS-422
- 0-set function via hardware pin for easy initialization
- Long bearing lifetime of 3.6 x 10⁹ revolutions
- 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 incremental encoders and electrical safety standards to ensure proper connection and operation.
Applications
- Industrial automation and control systems
- Robotics and motion control
- Conveyor systems and material handling
- Machine tool positioning and feedback
- Safety-related monitoring in machinery
Standards & Compliance
- Complies with AS/NZS 3820 – Essential Safety Requirements for Electrical Equipment
Environmental Benefits
- Durable design reduces need for frequent replacements, minimizing waste
- Low power consumption electronics contribute to energy efficiency
- Robust protection against environmental factors extends product life
Warranty Information
Standard manufacturer warranty applies. Please refer to SICK's official warranty policy for details.
Available Now
The SICK DFS20A-A2ABL001024 incremental encoder is available for immediate purchase, ideal for industrial automation, safety, and motion control applications.
