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Incremental Rotary Encoder SICK DFS20A 2048 PPR IP65 IP67 Rated SICK

BRAND: SICK
SKU: 1073862
$933.30 List price: $1,173.00
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The SICK DFS20A incremental rotary encoder delivers high precision with 2048 pulses per revolution, making it ideal for industrial automation and motion control
Technical Specifications
  • Pulses per revolution: 2048
  • Measuring step deviation: ±0.008° pulses 100 to 10,000
  • Error limits: ±0.03°
  • Communication interface: Incremental TTL / RS-422, 6-channel
  • Output frequency: 820 kHz
  • Load current: 30 mA
  • Operating current: 50 mA (without load)
  • Supply voltage: 4.5 to 5.5 V
  • Connection type: 9-wire cable, radial, 1.5 m length
  • Mechanical design: Solid shaft with square flange
  • Shaft diameter: 6.35 mm (1/4 inch) with flat
  • Shaft length: 16 mm
  • Materials: Stainless steel shaft (1.4305), aluminum flange and housing
  • 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 9000 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
  • Operating temperature: -30°C to +85°C
  • Storage temperature: -40°C to +100°C
  • Shock resistance: 100 g, 11 ms
  • Vibration resistance: 30 g, 10 Hz to 2000 Hz
  • Dimensions (H x L x W): 40mm x 70mm x 40mm
  • Weight: 0.4 kg
Key Features
  • High resolution with 2048 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
  • 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
  • 6-channel incremental communication interface with TTL/RS-422
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 and material handling systems
  • Precision measurement and positioning
Standards & Compliance
  • Complies with AS/NZS 3000 – Wiring Rules (Electrical Installation)
  • Complies with AS/NZS 3112 – Plugs and Socket-Outlets (Type I Plug)
  • Complies with AS/NZS 3820 – Essential Safety Requirements for Electrical Equipment
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-A1AAL002048 incremental encoder is available for immediate purchase, ideal for industrial automation and precision motion control applications.

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