Tubular Weld Field Immune Sensors

Bulletin 871Z Tubular Weld Field Immune Sensors operate effectively in the presence of magnetic fields, and are engineered for enhanced toughness to withstand the harsh environment associated with weld cells. These models feature housings built with a PTFE-coated brass housing offering superior resistance to weld-slag buildup.

Bulletin 871Z Tubular Weld Field Immune Inductive Proximity Sensors
  • Overview
  • Product Selection
  • Specifications
  • Documentation
  • Resources
  • Applications

Features

871Z Tubular Weld Field Immune Sensors

  • Equal sensing for all metals (871ZT only)
  • Cable or quick-disconnect styles
  • PTFE-coated brass barrel
  • Weld field immunity
  • 12 mm, 18 mm and 30 mm diameters
  • Short circuit, false pulse, overload, and transient noise protection

871ZT Tubular Weld Field Immune Equal-Sensing Sensors

  • Weld-slag resistant PTFE-coated brass barrel and face
  • Equal sensing for all metals
  • Micro quick-disconnect
  • Normally open output
  • Reverse polarity, short circuit, overload, false pulse and transient noise protection

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Specifications

TitleNumberDownload
Inductive Proximity Sensors Technical Data PROX-TD001

Certifications

871Z Tubular Weld Field Immune Sensors

  • CE Marked for all applicable directives
  • cUL Certified
  • UL Listed

 871ZT Tubular Weld Field Immune Equal-Sensing Sensors

  • 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.

Product Certifications

See our Product Certification site for Declarations of Conformity, certificates and other certification details.

Documentation

TitleNumberDownload
Presence Sensing BrochureSENSOR-BR001
Inductive Proximity Sensors Technical Data PROX-TD001
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Product Certifications

See our Product Certification site for Declarations of Conformity, certificates and other certification details.

Configuration & Selection Tools

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Other Resources

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Applications

Typical applications for the Tubular Weld Field Immune Sensors include:

  • Weld cells
  • Automotive

Product Application Library — View our product application library to discover how customers have applied Allen-Bradley sensing products.