HART Communication Protocol

The HART (Highway Addressable Remote Transducer) protocol is a widely accepted standard for digitally enhanced communication with instrumentation within the process industries.

HART Communication Protocol
  • Overview
  • Documentation
  • Resources


  • The HART Protocol is the global standard for sending and receiving digital information across analog wires between smart devices and control or monitoring systems
  • We offer a variety of analog I/O modules with HART connectivity
  • Additional products are available from our Encompass™ Partners

Additional Information

Our PartnerNetwork Encompass Program offers complementary product solutions for HART Protocol. You can sort and filter products from best-in-industry suppliers in your region to connect to the Rockwell Automation® architecture, or to use with our products.


Process Instrumentation Networks


ControlLogix I/O HART Modules Product Profile1756-PP016
FLEX I/O HART Modules User Manual1794-UM063
FLEX Ex I/O HART Modules User Manual1794-UM065
Rockwell Automation Library of Process Objects: HART Modules for PlantPAx DCS Reference ManualPROCES-RM010
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Product Certifications

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

Configuration & Selection Tools

Other Resources

  • HART Communication Foundation Website
  • Integrated Architecture Tools — Tools to help you plan and configure an Integrated Architecture™ system.
    • IA Bookshelf [PDF] — View recommended literature for the Integrated Architecture™ system.
    • Integrated Architecture Podcasts — Select from a list of podcasts to learn more about the Integrated Architecture™ system.
    • Popular Configuration Drawings — Use these tools to understand the basic performance, capacity and configuration of the Integrated Architecture™ system.
    • Sample Code Library — Retrieve samples of code that have been developed by other users and post code that others might find helpful.
    • System Ferret — Use this system inventory software tool to seek out and log all devices communicating on DeviceNet™ networks, ControlNet™, and EtherNet/IP™ in your control system.
  • Knowledgebase — Visit our online resource for technical information, support chat and forums, software updates, and product safety advisories/notices.