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.


  • 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™ offers complementary product solutions for products with HART Protocol through the Encompass Product Reference program. 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.
  • Our modern Process Solutions enable you to drive productivity, increase efficiencies, and reduce costs. Our control, batch, process optimization, and safety system solutions and services easily integrate people, processes, and technology into The Connected Enterprise to better address the many challenges you face.


Resource Publication Number Language
ControlLogix I/O HART Modules Product Profile 1756-PP016
FLEX I/O and FLEX Ex I/O Selection Guide 1794-SG002
FLEX I/O HART Modules User Manual 1794-UM063
FLEX Ex I/O HART Modules User Manual 1794-UM065
Rockwell Automation Library of Process Objects: HART Modules for PlantPAx DCS Reference Manual PROCES-RM010
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