Incremental Rotary Encoder | 1,024 Pulses/Rev | IP65/IP67 Rated | Solid Shaft Design | by SICK
The Incremental Rotary Encoder DFS25A-B2B12001024 features a high resolution of 1,024 pulses per revolution and a robust solid shaft with servo flange design. Ideal for industrial automation and robotics, it offers IP65/IP67 protection against dust and water, ensuring reliable performance in harsh environments. With a wide operating temperature range from -30°C to +85°C and fast initialization time of 40 ms, this encoder is built for precision and durability.
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- Pulses per revolution: 1,024
- 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-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, axial
- Supply voltage: 8 to 30 V
- Reference signal: 1, positioned 180° electric, gated with A
- Code sequence: Clockwise
- 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 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 compliance: 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 70mm x 40mm
- Weight: 0.4 kg
- High resolution with 1,024 pulses per revolution
- Solid shaft with servo flange design
- Robust aluminum housing and flange
- IP65 rated on shaft side and IP67 on housing side for dust and water protection
- Reverse polarity and short-circuit protection
- Operating temperature range from -30°C to +85°C
- High mechanical durability with bearing lifetime of 3.6 x 10^9 revolutions
- Fast initialization time of 40 ms
- Installation should be performed by qualified personnel familiar with incremental encoders and electrical safety standards to ensure proper connection and operation.
- 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 4801 – Occupational Health & Safety Management Systems
- Durable design reduces need for frequent replacements, minimizing waste
- Low power consumption of 0.7 W improves energy efficiency
Standard manufacturer warranty applies. Please refer to SICK's official warranty policy for details.
The SICK DFS25A-B2B12001024 incremental encoder is available for immediate purchase, ideal for industrial automation and precise motion control applications.
