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Incremental Rotary Encoder | 1024 PPR | Solid Shaft Design | IP65/IP67 Rated | by SICK
The Incremental Rotary Encoder offers high precision with 1,024 pulses per revolution, making it ideal for industrial automation and motion control applications. Built with a robust solid shaft design featuring a stainless steel shaft and aluminum housing, it ensures durability and reliability. With an IP65 rating on the shaft side and IP67 on the housing side, this encoder is protected against dust and water, making it suitable for harsh environments.
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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 ... 10,000
- Error limits: ±0.03°
- Communication interface: Incremental TTL / RS-422
- Number of signal channels: 6
- 0-set function via hardware pin: H-active, L = 0-3 V, H = 4.0 - U s V
- Initialization time: 40 ms
- Output frequency: 820 kHz
- Load current: 30 mA
- Operating current: 50 mA (without load)
- Connection type: Cable, 9-wire, radial, 1.5 m
- Supply voltage: 4.5 ... 5.5 V
- Reference signal: 1, position 180°, gated with A
- Code sequence: Counterclockwise
- Reverse polarity protection: Yes
- Short-circuit protection of outputs: Yes
- Mechanical design: Solid shaft, Servo flange
- Shaft diameter: 3/8 inch with flat
- Shaft length: 19 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 10^9 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): 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
- Fast initialization time of 40 ms
- Operating temperature range from -30°C to +85°C
- High mechanical durability with bearing lifetime of 3.6 x 10^9 revolutions
- 6-channel incremental communication interface (TTL / RS-422)
Professional Installation Requirements
- Installation should be performed by a qualified technician or electrician familiar with incremental encoders and industrial automation systems to ensure proper wiring and configuration.
Applications
- Industrial automation and control systems
- Servo motor feedback
- Robotics and motion control
- Position and speed measurement in machinery
Standards & Compliance
- Complies with AS/NZS 3000 – Wiring Rules (Electrical Installation)
- Complies with AS/NZS 3820 – Essential Safety Requirements for Electrical Equipment
Environmental Benefits
- Durable design reduces need for frequent replacements, minimizing waste
- Energy-efficient operation supports sustainable industrial automation
Warranty Information
Standard manufacturer warranty applies. Please refer to SICK's official warranty policy for details.
Available Now
The SICK DFS25A-B2ABL001024 incremental encoder is available for immediate purchase, ideal for industrial automation and motion control applications.
