Incremental Rotary Encoder | 900 Pulses/Rev | IP65/IP67 Rated | High Precision | by SICK
The Incremental Rotary Encoder DFS25A-B2C2D000900 offers high precision with a measuring step deviation of ±0.008°, making it ideal for industrial automation and control systems. With robust mechanical design and IP65/IP67 ratings, it withstands harsh environments while providing reliable position and speed measurement for robotics and manufacturing applications.
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- Pulses per revolution: 900
- 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-channel
- 0-set function via hardware pin: Yes, H-active
- Initialization time: 40 ms
- Output frequency: 820 kHz
- Load current: 30 mA
- Power consumption: 0.7 W (without load)
- Connection type: Male connector, MS, 10-pin, radial
- Supply voltage: 8 ... 30 V
- Reference signal: 1, 90° electric, logically gated with A and B
- Code sequence: Clockwise
- Reverse polarity protection: Yes
- Short-circuit protection of outputs: Yes
- Mechanical design: Solid shaft, Servo flange
- Shaft diameter: 3/8″ 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 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): 58mm x 40mm x 58mm
- Weight: 0.4 kg
- High precision with measuring step deviation of ±0.008°
- Robust mechanical design with solid shaft and servo flange
- IP65 rated on shaft side and IP67 on housing side for harsh environments
- Supports incremental TTL/RS-422 communication interface
- Reverse polarity and short-circuit protection
- Operating temperature range from -30°C to +85°C
- High resistance to shock (100 g) and vibration (30 g)
- Installation by a qualified technician or electrician is recommended to ensure proper connection and calibration.
- Industrial automation and control systems
- Robotics and servo motor feedback
- Position and speed measurement in manufacturing
- Machine tool and conveyor systems
- Complies with AS/NZS 3000 – Wiring Rules (Electrical Installation)
- Durable design reduces need for frequent replacements, minimizing waste
- Low power consumption of 0.7 W enhances energy efficiency
Standard manufacturer warranty applies; please refer to SICK for specific warranty terms.
The SICK DFS25A-B2C2D000900 incremental encoder is available for immediate purchase, ideal for industrial automation and precision measurement applications.
