Trade Discount 20%
Incremental Rotary Encoder DFS20A-A3B1E002048 | 2048 Pulses/Rev | IP65/IP67 Rated | by SICK
The Incremental Rotary Encoder DFS20A-A3B1E002048 offers high precision with 2048 pulses per revolution, making it ideal for industrial automation and control systems. Built with a robust stainless steel shaft and aluminum housing, it features IP65/IP67 ratings for dust and water protection, ensuring reliable performance in harsh environments. With a wide operating temperature range from -30°C to +85°C, this encoder is perfect for robotics, machinery feedback, and conveyor systems.
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Technical Specifications
- Pulses per revolution: 2048
- Measuring step: ±90° electric / pulses per revolution
- Measuring step deviation: ±0.008° pulses 100 to 10,000
- Error limits: ±0.03°
- Communication interface: Incremental HTL / Push pull
- Number of signal channels: 6
- 0-set function: H-active, L = 0-3 V, H = 4.0 - U s V
- Initialization time: 40 ms
- Output frequency: 820 kHz
- Load current: 30 mA
- Power consumption: 0.7 W (without load)
- Connection type: Male connector, MS, 7-pin, radial
- Supply voltage: 8 to 30 V
- Reference signal position: 180°, electric, gated with A
- Code sequence: Clockwise
- Reverse polarity protection: Yes
- Short-circuit protection of outputs: Yes
- Mechanical design: Solid shaft, square flange
- Shaft diameter: 6 mm with flat
- Shaft length: 16 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 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): 40mm x 70mm x 40mm
- Weight: 0.4 kg
Key Features
- High resolution with 2048 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
- Wide operating temperature range from -30°C to +85°C
- Reverse polarity and short-circuit protection
- Fast initialization time of 40 ms
- 6-channel incremental HTL / Push-pull communication interface
- 0-set function via hardware pin for easy zeroing
Professional Installation Requirements
- Installation should be performed by a qualified technician or electrician familiar with incremental encoders and industrial electrical standards to ensure proper connection and safety compliance.
Applications
- Industrial automation and control systems
- Rotational position and speed measurement
- Robotics and machinery feedback
- Conveyor and material handling systems
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 replacement frequency and electronic waste
- Low power consumption of 0.7 W enhances energy efficiency
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy.
Available Now
The SICK DFS20A-A3B1E002048 incremental encoder is available for immediate purchase, ideal for industrial automation and control applications requiring precise rotational position feedback.
