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Allen-Bradley Hardware Product

PTFE Coated Miniature Photoelectric Sensors

  • Allen-Bradley translucent fully encased sensor with red and green LED indicators and integrated cable.
Allen-Bradley translucent fully encased sensor with red and green LED indicators and integrated cable.

Our Bulletin 42KF PTFE Coated Miniature Photoelectric Sensors are designed for liquid level detection applications typically found in the semiconductor wafer manufacturing and handling industry. The PTFE (polytetrafluoroethylene) casing protects both the sensor and the connecting cable from many caustic solutions which would normally damage other sensors. These sensors are DC operated and provide a sinking (NPN) output. You can connect an optional output module in-line with the sensors to convert this signal to a sourcing PNP output.

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42KF PTFE Coated
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Overview

  • PTFE casing for protection in caustic environments
  • Diffuse and transmitted beam sensing modes
  • Complements Rockwell Automation® PTFE coated fiber optic cables
  • External sensitivity adjustment
  • Fast 350 µs response time
  • 3 m cable connection

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Specifications

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PHOTOSWITCH Bulletin 42KF Installation Instructions

Certifications

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UL Listed CertificationUL Listed Certification
  • CE Marked for all applicable directives
  • CSA Certified
  • UL Listed

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
Presence Sensing Brochure SENSOR-BR001
PHOTOSWITCH Bulletin 42KF Installation Instructions 42KF-IN001
English
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