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Sealed Contact Hazardous Location Limit Switches

Bulletin 802R Sealed Contact Hazardous Location Limit Switches feature a rugged single contact, hermetically sealed in a glass envelope that has excellent contact reliability even in contaminated atmospheres. These switches are listed by Underwriters’ Laboratories, Inc. for use in Class I, Division 2, Groups A, B, C, and D hazardous locations as defined by the National Electrical Code.

Popular Resources/Quicklinks
Presence Sensing Brochure Limit Switches Technical Data

Overview

  • High contact reliability in contaminated atmospheres
  • NEMA Enclosure Type 13
  • Class I, groups B, C and D or Class II, groups E, F and G or Class III
  • Multiple operator styles
    • Side rotary
    • Wobble stick
    • Cat whisker
    • Adjustable top push
    • Top or side push
    • With or without rollers

Sealed Contact Hazardous Location Limit Switches


Product Selection


Certifications
  • CSA Certified
  • UL Listed
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Documentation

Resource Publication Number Language
Presence Sensing Brochure SENSOR-BR001
Limit Switches Technical Data LIMIT-TD001
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Applications

Typical applications for the Sealed Contact Hazardous Location Limit Switches include:

  • Refineries
  • Distilleries
  • Grain elevators
  • Flour mills

Essential Components Case Studies — View our case studies site to discover how customers have applied Allen-Bradley components in their applications.

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