Loading
Allen-Bradley Hardware Product

Solid-state Level Switches

  • Main Image
Main Image

Our Bulletin 840E Solid-state Level Switches are microprocessor-based and designed to withstand harsh industrial conditions and wash-down applications such as liquid level monitoring in tanks, containers and pipelines. These switches are available in both AC and DC versions are not affected by foam, and are immune to vibration and build-up.

Contact a Distributor Find A Sales Office
SupportSupport
Get Support
DistributorDistributor
Find a Product Partner
840E Solid-state
  • Overview
  • Product Selection
  • Specifications
  • Documentation
  • Applications
  • Applications
Contact a Distributor

Overview

  • Rugged, corrosion-resistant 316L stainless steel housing with IP66/67 rating for DC-type and IP65 rating for AC-type enclosures
  • DC PNP version with M12 connector
  • AC version with NPT 1/2 inch valve connector
  • 316L stainless steel sensing element
  • On-site control via high-visibility status indicator
  • Discrete NO/NC level switch based on ultrasonic vibrating fork technology

Used primarily for liquid level detection in industries such as factory automation, oil and gas, chemical, food and beverage and automotive industries. Housed in rugged, corrosion-resistant 316L stainless steel enclosure, this cost-effective compact level switch is suitable for most fluid applications including:

  • Liquid level monitoring
  • Tanks, containers and pipelines
  • Filtering systems
  • Coolant and lubricant tanks
  • Pump protector program support

Product Selection

BETA Our Product Selection is getting an update! Look at the new experience.
BETA
SearchSearch
Use our configuration tool to configure a custom product:
LAUNCH PRODUCT CONFIGURATION ASSISTANT
Loading

No products found for .

Search tips:

  • Try searching different catalog numbers, product names, or general keywords
  • Check your search for any spelling errors
Catalog Number Description Preferred Availability Lifecycle Quick Actions
Caret DownDownwards caret
of Results
of
Use our configuration tool to configure a custom product:
LAUNCH PRODUCT CONFIGURATION ASSISTANT
FlagFlag

Documentation

Resource Publication Number Language
Condition Sensing Brochure 836E-BR001
 
Looking for Technical Documentation?

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

View 840 Float and Level Sensors Technical Publications and Certifications

Certifications

CSA MarkCanadian Standards Association Mark
  • CE Marked for all applicable directives
  • CSA Certified
  1. Chevron LeftChevron Left Rockwell Automation Home Chevron RightChevron Right
  2. Chevron LeftChevron Left Pro... Chevron RightChevron Right
  3. Chevron LeftChevron Left Har... Chevron RightChevron Right
  4. Chevron LeftChevron Left All... Chevron RightChevron Right
  5. Chevron LeftChevron Left Sen... Chevron RightChevron Right
  6. Chevron LeftChevron Left Condition Sensors Chevron RightChevron Right
  7. Chevron LeftChevron Left Level Sensors Chevron RightChevron Right
  8. Chevron LeftChevron Left Solid-state Level Switches Chevron RightChevron Right
  • Sales
  • Customer Care
  • TechConnect Support
  • General Questions