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Allen-Bradley Hardware Product

Sine/Cosine Absolute Encoders

  • Allen‑Bradley Bulletin 842HR Sine/Cosine is a 15-bit serial encoder for high performance digital servo drive systems
Allen‑Bradley Bulletin 842HR Sine/Cosine is a 15-bit serial encoder for high performance digital servo drive systems

Our Bulletin 842HR Sine/Cosine is a 15-bit serial encoder for high performance digital servo drive systems that require absolute feedback for position control, and high resolution incremental feedback for speed control. This encoder provides commutation, speed regulation, and position control all in one device.

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Bulletin 842HR Sine/Cosine
  • Overview
  • Product Selection
  • Documentation

Overview

  • Absolute feedback for position control
  • High resolution incremental feedback for speed control
  • Sine/cosine differential interface
  • Digital bi-directional RS-485 interface
  • Compatible with Hiperface interface
  • Internal diagnostic functions

Typical uses for this product include:

  • Packing machines
  • Robotics
  • Printing machines
  • Rotary table positioning

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Documentation

Looking for Technical Documentation?

Visit the Technical Documentation Center to find product specifications, installation guides, user manuals, product certifications and more.

View Sine/Cosine Absolute Encoders Technical Publications and Certifications

Certifications

CE Marked for all applicable directives

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

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