Trade Discount 20%
Incremental Rotary Encoder SICK DFS25A | 300 Pulses/Rev | IP65/IP67 Rated | by SICK
The SICK DFS25A-B2A2D000300 incremental rotary encoder delivers high precision with ±0.03° error limits and features a robust mechanical design with a solid shaft and servo flange. Ideal for industrial automation and control systems, it offers a wide operating temperature range from –30 °C to +85 °C, making it perfect for demanding environments. With an incremental communication interface and 6-channel signal output, this encoder ensures reliable position and speed measurement.
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Technical Specifications
- Mean time to dangerous failure (MTTFD): 330 years (EN ISO 13849-1)
- Pulses per revolution: 300
- Measuring step: ±90°, electric/pulses per revolution
- Measuring step deviation: ±0.008° pulses 100 ... 10,000
- 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 ... 5.5 V
- Reference signal: 1, positioned at 90°, logically gated with A and B
- Code sequence: Clockwise
- Reverse polarity and short-circuit protection included
- Mechanical design: Solid shaft, Servo flange
- Shaft diameter: 3/8 inch 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 10^9 revolutions
- Angular acceleration: up to 500,000 rad/s²
- EMC compliant with 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): 40mm x 80mm x 40mm
- Weight: 0.4 kg
Key Features
- High precision with ±0.03° error limits
- Incremental communication interface with TTL / RS-422
- 6-channel signal output with 300 pulses per revolution
- Robust mechanical design with solid shaft and servo flange
- IP65 rated shaft side and IP67 rated housing side for protection
- Wide operating temperature range from –30 °C to +85 °C
- Reverse polarity and short-circuit protection
- Low operating torque of 0.3 Ncm
Professional Installation Requirements
- Installation should be performed by a qualified technician or electrician familiar with incremental encoders and industrial automation equipment to ensure proper connection and calibration.
Applications
- Industrial automation and control systems
- Robotics and servo motor feedback
- Position and speed measurement in manufacturing
- Machine tool and conveyor systems
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Durable design reduces replacement frequency and 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 DFS25A-B2A2D000300 incremental encoder is available for immediate purchase, ideal for industrial automation and precise motion control applications.
