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Allen-Bradley Hardware Product

Integrated Motion on EtherNet/IP Absolute Encoders

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Bulletin 842E-CM Integrated Motion on EtherNet/IP™ Absolute Encoders are designed for motion control applications that require feedback-only axes. These encoders support the standard motion instruction set in the Studio 5000™ Logix Designer application. By providing auxiliary feedback directly through an EtherNet/IP network, these encoders eliminate the need for point-to-point wiring. You can use them in a variety of network topologies such as linear, ring, or star. These encoders leverage CIP Sync, a time synchronization extension that is fully compliant with IEEE 1588.

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842E Integrated Motion EtherNet/IP
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Overview

  • Providers EtherNet/IP™ Interface that is compliant with IEEE 1588
  • Offers high resolution feedback through single-turn and multi-turn options
  • Supports Ethernet topologies including linear, ring, and star
  • Provides easy IP addressing
  • IP67 protection class
  • Available in solid and hollow shafts

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Specifications

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842E-CM EtherNet/IP Encoders Installation Instructions

Certifications

  • CE marked

Certifications apply when product is marked. See our Product Certification site for Declarations of Conformity, certificates and other certification details. 

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To find additional product information including CAD drawing files, 3D models and more use our Product Catalog.

Product Catalog

Documentation

Resource Publication Number Language
842E-CM Integrated Motion on EtherNet/IP Encoder Product Profile 842ECM-PP001
English
842E-CM EtherNet/IP Encoders Installation Instructions 842E-IN002
842E-CM Integrated Motion on EtherNet/IP Encoder User Manual 842E-UM002
English
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Other Resources

  • 842E-CM Integrated Motion on EtherNetIP Absolute Encoders — This video shows you how to configure the 842E-CM Integrated Motion on EtherNet/IP Absolute Encoders using Studio 5000 software.
  • Knowledgebase — Visit our online resource for technical information, support chat and forums, software updates, and product safety advisories/notices.

Applications

The Integrated Motion on EtherNet/IP™ encoders support the following applications:

  • General automation applications
  • High speed integrated motion control
  • Packing machines
  • Rotary table positioning

Bottling Application for the 842E-CM Integrated Motion Encoder — Watch how this application employs the Integrated Motion on EtherNet/IP encoder as a solution for auxiliary feedback on machines with CompactLogix™ controllers and Kinetix® 5500 drives.

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