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Incremental Rotary Encoder SICK DFS20A 1024 PPR IP65 IP67 Rated Variant-1 SICK

BRAND: SICK
SKU: 1068504
$1,108.70 List price: $1,393.50
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The SICK DFS20A incremental rotary encoder delivers high precision with 1,024 pulses per revolution, making it ideal for industrial automation and robotics
Technical Specifications
  • 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 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 180° electric, gated with A
  • Code sequence: Clockwise
  • Reverse polarity protection: Yes
  • Short-circuit protection: Yes
  • Mechanical design: Solid shaft, square flange
  • Shaft diameter: 3/8 inch with flat
  • Shaft length: 16 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): 58mm x 70mm x 58mm
  • Weight: 0.4 kg
Key Features
  • High resolution with 1,024 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
  • Supports incremental TTL / RS-422 communication interface
  • 6-channel signal output with 0-set function via hardware pin
  • Reverse polarity and short-circuit protection
  • Wide operating temperature range from -30°C to +85°C
  • High mechanical durability with bearing lifetime of 3.6 x 10^9 revolutions
  • Low operating torque of 0.3 Ncm
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 motion control
  • Conveyor systems and material handling
  • Machine tool positioning and feedback
  • Safety-related monitoring in machinery
Standards & Compliance
  • Complies with AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
  • Durable design reduces need for frequent replacements, minimizing 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 DFS20A-A2A1D001024 incremental encoder is available for immediate purchase, ideal for industrial automation and safety-related applications.

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