Trade Discount 20%
Incremental Rotary Encoder SICK DFS20A | 1024 PPR | IP65/IP67 Rated | by SICK
The SICK DFS20A incremental rotary encoder delivers high precision with 1,024 pulses per revolution, making it ideal for industrial automation and robotics applications. Its robust solid shaft design features a stainless steel shaft and aluminum housing, ensuring durability and protection against dust and water with IP65/IP67 ratings. Perfect for machine tool positioning and safety monitoring, this encoder supports incremental TTL/RS-422 communication for versatile integration.
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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, positioned at 180° electric, gated with A
- Code sequence: Clockwise
- Reverse polarity protection: Yes
- 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 material: Aluminum
- 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 2,000 Hz
- Dimensions (H x L x W): 58mm x 70mm x 58mm
- 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 shaft side and IP67 rated housing side for protection against dust and water
- Supports incremental TTL / RS-422 communication interface
- 6-channel signal output with 0-set function via hardware pin
- Reverse polarity and short-circuit protection
- Wide operating temperature range from -30°C to +85°C
- High mechanical durability with bearing lifetime of 3.6 x 10^9 revolutions
- Low operating torque of 0.3 Ncm
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 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
- Durable design reduces need for frequent replacements, minimizing waste
- Energy-efficient operation supports sustainable industrial processes
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy for details.
Available Now
The SICK DFS20A-A2A1D001024 incremental encoder is available for immediate purchase, ideal for industrial automation and safety-related applications.
