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Incremental Rotary Encoder 65,536 Pulses Rev ±0.002° Accuracy SICK

BRAND: SICK
SKU: 1140208
$1,365.50 List price: $1,716.20
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The Incremental Rotary Encoder DFS20A-A1D1D065536 offers high-resolution performance with 65,536 pulses per revolution and an impressive measuring step accuracy of
Technical Specifications
  • MTTFD: 330 years (EN ISO 13849-1)
  • Pulses per revolution: 65,536
  • Measuring step: ±90°, electric/pulses per revolution
  • Measuring step deviation: ±0.002° pulses > 10,000
  • Error limits: ±0.03°
  • Communication interface: Incremental, Open Collector
  • Number of signal channels: 6
  • 0-set function via hardware pin: Yes, H-active
  • Initialization time: 40 ms
  • Output frequency: 150 kHz
  • Load current: 30 mA
  • Power consumption: 0.7 W (without load)
  • Connection type: Male connector, MS, 10-pin, radial
  • Supply voltage: 8 to 30 V
  • Reference signal: 1, positioned at 180°, gated with A
  • Code sequence: Clockwise
  • Reverse polarity protection: Yes
  • Short-circuit protection: Yes
  • Mechanical design: Solid shaft, square flange
  • Shaft diameter: 6.35 mm (1/4 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: 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): 58mm x 40mm x 58mm
  • Weight: 0.4 kg
Key Features
  • High resolution with 65,536 pulses per revolution
  • Measuring step accuracy of ±0.002° for pulses > 10,000
  • Robust mechanical design with solid shaft and square flange
  • IP65 rated shaft side and IP67 rated housing side for protection
  • Reverse polarity and short-circuit protection
  • Operating temperature range from –30 °C to +85 °C
  • Low power consumption of 0.7 W without load
  • Fast initialization time of 40 ms
  • 6-channel incremental communication interface with open collector output
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
  • Precision measurement and positioning
  • Machine tool feedback
  • Conveyor and material handling systems
Standards & Compliance
  • AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
  • Durable design reduces need for frequent replacements, minimizing waste
  • Low power consumption contributes to energy efficiency in industrial systems
Warranty Information

Standard manufacturer warranty applies; please refer to SICK's official warranty policy for details.

Available Now

The SICK DFS20A-A1D1D065536 incremental encoder is available for immediate purchase, ideal for industrial automation and precision measurement applications.

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