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Incremental Encoder DFS21A-KCDAL001000 | 1000 Pulses/Rev | IP65/IP67 Rated | Stainless Steel Shaft | by SICK
The Incremental Encoder DFS21A-KCDAL001000 offers high precision with 1000 pulses per revolution and a measuring step deviation of ±0.008°. Designed for industrial automation, this encoder features a robust stainless steel shaft and an IP65/IP67 rated enclosure, making it ideal for applications in robotics, conveyor systems, and machine tools. With reverse polarity and short-circuit protection, it ensures reliable performance in demanding environments.
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Product Name/Title: Incremental Encoder DFS21A-KCDAL001000 | 1000 Pulses/Rev | IP65/IP67 Rated | Stainless Steel Shaft | by SICK
Brand: SICK
SKU: 1075210
Alternatively Known As: Incremental rotary encoder, rotary position sensor, shaft encoder, industrial encoder
Technical Specifications
- Pulses per revolution: 1,000
- Measuring step: ±90°, electric/pulses per revolution
- Measuring step deviation: ±0.008° pulses 100 ... 10,000
- Error limits: ±0.03°
- Communication interface: Incremental, Open Collector
- Number of signal channels: 6-channel
- 0-set function via hardware pin: Yes, H-active
- Initialization time: 40 ms
- Output frequency: 150 kHz
- Load current: 30 mA
- Power consumption: 0.7 W (without load)
- Connection type: Cable, 9-wire, radial, 1.5 m
- Supply voltage: 8 ... 30 V
- Reference signal: 1, position 180°, electrically gated
- Code sequence: Counterclockwise
- Reverse polarity protection: Yes
- Short-circuit protection of outputs: Yes
- Mechanical design: Through hollow shaft
- Shaft diameter: 3/8″ Front clamp
- Flange type: 2-point stator coupling
- Shaft material: Stainless steel 1,4305
- Flange material: Aluminum
- Housing material: Aluminum
- Start up torque: 0.8 Ncm (+20 °C)
- Operating torque: 0.6 Ncm (+20 °C)
- Permissible movement static: ±0.3 mm (radial), ±0.5 mm (axial)
- Permissible movement dynamic: ±0.05 mm (radial), ±0.1 mm (axial)
- Operating speed: ≤ 6,000 min⁻¹
- Moment of inertia of rotor: 40 gcm²
- Bearing lifetime: 3.6 x 10⁹ revolutions
- Angular acceleration: ≤ 500,000 rad/s²
- EMC: According to 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
- Resistance to shocks: 100 g, 11 ms
- Resistance to vibration: 30 g, 10 Hz to 2,000 Hz
- Dimensions (H x L x W): 50mm x 100mm x 50mm
- Weight: 0.3 kg
Key Features
- High resolution with 1,000 pulses per revolution
- Measuring step deviation of ±0.008° for precise measurement
- Robust through hollow shaft mechanical design with stainless steel shaft
- IP65/IP67 rated enclosure for protection against dust and water
- Reverse polarity and short-circuit protection
- Operating temperature range from –30 °C to +85 °C
- Low start-up torque of 0.8 Ncm and operating torque of 0.6 Ncm
- 6-channel incremental communication interface with open collector output
Professional Installation Requirements
- Installation should be performed by qualified personnel familiar with incremental encoders and electrical wiring standards to ensure proper connection and safety.
Applications
- Industrial automation for precise position and speed measurement
- Robotics and conveyor systems requiring accurate rotational feedback
- Machine tools and packaging machinery
- General motion control applications
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Durable design reduces need for frequent replacements, minimizing waste
- Low power consumption of 0.7 W reduces energy usage
- 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 DFS21A-KCDAL001000 Incremental Encoder is available for immediate purchase, ideal for industrial automation and precise motion control applications.
