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Allen-Bradley Hardware Product

Clear Object Ultrasonic Sensors

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Our Bulletin 873E RightSound™ Clear Object Ultrasonic Sensors are opposed-mode sensors consisting of an emitter and a receiver. The receiver is microprocessor-based and provides advanced temperature stability and noise immunity. The emitter volume control adjusts the volume for the sensing distance and other variables of your application.

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873E Clear Object
  • Overview
  • Product Selection
  • Documentation
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Overview

  • Sensing ranges from 50…750 mm (2…29.5 in.)
  • Highly immune to ambient sonic and electrical noise
  • Mounting via through-hole or threaded 18 mm nose and base
  • Highly visible 360° status indicators
  • 1200 psi washdown, NEMA 4X, 6P, and IP67 water ingress standards
  • NPN (sinking) and PNP (sourcing) outputs
  • Output logic switchable via polarity of receiver power wiring
  • 10.8…30V DC operation
  • Short circuit, overload, false pulse, transient noise, and reverse polarity protection
  • Applications include:
    • Material handling
    • Packaging
    • Food processing
    • Transportation

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Documentation

Resource Publication Number Language
Presence Sensing Brochure SENSOR-BR001
 
Looking for Technical Documentation?

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

View 873E Clear Object Sensors Technical Publications and Certifications
Certifications
UL Listed Component Mark Canadian and United States RequirementsUL Listed Component Mark Canadian and United States Requirements
UK Conformity Assessed UK Conformity Assessed
  • CE Marked for all applicable directives
  • cULus Listed
  • UKCA Marked for all applicable regulations

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


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