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Incremental Rotary Encoder | 2048 PPR | Solid Shaft Design | IP65/IP67 Rated | by SICK
The Incremental Rotary Encoder DFS25A-A4B1F002048 features a high resolution of 2048 pulses per revolution and a robust solid shaft design made from stainless steel. With an IP65 rating on the shaft side and IP67 on the housing side, it’s perfect for industrial automation, robotics, and safety monitoring applications. This encoder ensures reliable performance with low start-up torque and high shock resistance, making it ideal for demanding environments.
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Technical Specifications
- Pulses per revolution: 2,048
- 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
- Initialization time: 40 ms
- Output frequency: 820 kHz
- Load current: 30 mA
- Power consumption: 0.7 W (without load)
- Connection type: Male connector, MS, 6-pin, radial
- Supply voltage: 8 to 30 V
- Mechanical design: Solid shaft, square flange
- Shaft diameter: 10 mm with flat
- Shaft length: 19 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
- 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 40mm x 58mm
- Weight: 0.4 kg
Key Features
- High resolution with 2,048 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
- Low start-up torque of 0.5 Ncm and operating torque of 0.3 Ncm
- Reverse polarity and short-circuit protection
- Operating temperature range from -30°C to +85°C
- High resistance to shocks (100 g) and vibration (30 g)
- 6-channel incremental HTL / Push pull communication interface
- Fast initialization time of 40 ms and output frequency up to 820 kHz
Professional Installation Requirements
- Installation should be performed by qualified personnel familiar with electrical and mechanical integration of incremental encoders to ensure proper connection and alignment.
Applications
- Industrial automation and control systems
- Robotics and motion control
- Conveyor and material handling systems
- Machine tool feedback and positioning
- Safety-related monitoring 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 electronic waste
- Low power consumption of 0.7 W contributes to energy efficiency in industrial systems
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy for details.
Available Now
The SICK DFS25A-A4B1F002048 incremental encoder is available for immediate purchase, ideal for industrial automation and safety-related applications.
