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The EEM37-2KF0A017A is a compact, high-resolution multiturn motor feedback encoder developed by SICK. It utilizes the HIPERFACE DSL® interface, enabling both power and data transmission through a single cable, which simplifies installation and reduces system complexity.

Key Technical Features

• Interface: HIPERFACE DSL® (digital single-cable communication)

• Resolution:

  • Per Revolution: 17-bit (131,072 steps)

  • Multiturn Capability: Up to 4,096 revolutions

• System Accuracy:

  • ±240 arcseconds at 21 kHz filter setting

  • ±160 arcseconds at 1 kHz filter setting

• Signal Noise: ±20 arcseconds (at 25 °C with 21 kHz filter)

• Initialization Time: ≤500 ms

• User Memory: 8,192 bytes available

• Temperature Sensor Support: Compatible with NTC/PTC sensors

• Connection Type: 4-pin male connector

• Power Supply: 7 V to 12 V

• Current Consumption: ≤150 mA

• Weight: ≤0.1 kg

Mechanical & Environmental Properties

• Shaft Type: Tapered shaft

• Maximum Operating Speed: 12,000 rpm

• Maximum Angular Acceleration: ≤500,000 rad/s²

• Permissible Shaft Movement:

  • Radial: ±0.15 mm

  • Axial: ±0.5 mm

• Operating Temperature Range: –40 °C to +115 °C

• Storage Temperature Range: –40 °C to +120 °C

• Shock Resistance: 100 g for 6 ms

• Vibration Resistance: 50 g from 10 Hz to 2,000 Hz

• EMC Compliance: Conforms to industrial electromagnetic compatibility standards

• Protection Class: IP30 (when cover is closed and connector is attached)

Safety Features

• Safety Integrity Level: SIL 2 (IEC 61508), SILCL 3 (EN 62061)

• Performance Level: PL d (EN ISO 13849)

• Category: 3 (EN ISO 13849)

• Systematic Capability: SC 3 (IEC 61508)

• Mean Time to Dangerous Failure (MTTFD): 170 years

• Safety-Related Accuracy: 1° maximum positioning error

• Test Rate: 24 hours

• Maximum Demand Rate: 216 µs

Mounting & Accessories

• Mounting Method: M3 screws for encoder housing (not included)

• Centering Collar: Standard 1.5 mm

• Recommended Accessories:

  • Screws with Precote coating (e.g., M4×14)

  • Mounting flanges and alignment tools

  • Pre-assembled HIPERFACE DSL® cables

Applications

• Industries:

  • Packaging

  • Robotics

  • Industrial Automation

• Use Cases:

  • Precise position measurement in servo motors

  • Applications requiring high-resolution multiturn feedback

  • Environments demanding robust and compact encoder solutions