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Incremental Rotary Encoder | 1000 Pulses/Rev | IP65/IP67 Rated | Solid Shaft Design | by SICK
The Incremental Rotary Encoder DFS20A-B4ADD001000 offers high precision with 1,000 pulses per revolution, making it ideal for industrial automation and robotics. Its robust solid shaft design features a stainless steel shaft and aluminum housing, ensuring durability in harsh environments. With an IP65 rating on the shaft side and IP67 on the housing side, this encoder is built for reliable performance in demanding applications.
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Technical Specifications
- Pulses per revolution: 1,000
- Measuring step: ±90° electric/pulses per revolution
- Measuring step deviation: ±0.008° pulses 100 to 10,000
- Error limits: ±0.03°
- 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 to 5.5 V
- Reference signal: 1, positioned at 90° electric
- Code sequence: Counterclockwise
- Reverse polarity and short-circuit protection included
- Mechanical design: Solid shaft, Servo flange
- Shaft diameter: 10 mm with flat
- Shaft length: 16 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 compliant to 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 1,000 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 harsh environments
- Short-circuit and reverse polarity protection
- Low start-up torque of 0.5 Ncm and operating torque of 0.3 Ncm
- High operating speed up to 9,000 min⁻¹
- 6-channel incremental TTL/RS-422 communication interface
- 0-set function via hardware pin for easy initialization
- Long bearing lifetime of 3.6 x 10⁹ revolutions
- Wide operating temperature range from -30°C to +85°C
Professional Installation Requirements
- Installation should be performed by qualified personnel familiar with incremental encoders and electrical safety standards to ensure proper connection and operation.
Applications
- Industrial automation and control systems
- Robotics and servo motor feedback
- Position and speed measurement in manufacturing
- Safety-related motion monitoring
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Durable construction reduces replacement frequency and waste
- Low power consumption electronics for energy efficiency
- Complies with China-RoHS for hazardous substance reduction
Warranty Information
Standard manufacturer warranty applies. Please refer to SICK's official warranty policy for details.
Available Now
The SICK DFS20A-B4ADD001000 incremental encoder is available for immediate purchase, ideal for industrial automation and precise motion control applications.
