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Bulletin 1794 FLEX I/O Communication Interfaces

FLEX I/O Communication Interfaces

Bulletin 1794 FLEX™ I/O Communication Adapter Modules enable the FLEX I/O modules to exchange data with an I/O scanner across a communication network. Communication adapters are available for EtherNet/IP™, ControlNet™, DeviceNet™, Universal Remote I/O, and other networks. A ControlNet adapter for extreme environments is also available.

  • Overview
  • Product Selection
  • Specifications
  • Documentation
  • Resources

Features

  • Interfaces FLEX™ I/O modules with a communication network
  • Built-in power supply converts 24V DC to 5V DC for the backplane to power the FLEX I/O modules
  • Supports up to eight I/O modules for up to 256 points
  • FLEX-I/O XT™ extreme environment modules are rated for -20...70 °C (-4....185 °F) and are compatible with the ControlLogix-XT™ extreme environment system
  • Conformal coated modules are available

Additional Information

Our Extreme Environment (XT) system [PDF] includes control, communication, and distributed I/O products that extend the benefits of the Rockwell Automation Integrated Architecture to applications with more demanding environmental conditions.


Specifications

TitleNumberDownload
FLEX I/O and FLEX Ex I/O Selection Guide1794-SG002

Certifications


  • UL Class I, Div 2
  • CE
  • ATEX
  • CSA Class I, Div 2
  • C-Tick
  • Marine certification
  • SIL 2
  • ODVA
  • ControlNet

FLEX I/O conformal coated products meet or exceed the following standards:

  • ANSI / ISA-S71.04-1985, Class G1, G2, and G3 environments
  • CEI IEC 6065A-4 Class 1 and 2 environments
  • UL 746E

Certifications apply when product is marked. See our Product Certification site for Declarations of Conformity, certificates and other certification details.

Looking for Additional Information?

To find additional product information (CAD drawing files, 3D models, etc.) enter the complete catalog number (including dashes) below.

Documentation

TitleNumberDownload
FLEX I/O and FLEX I/O XT Product Profile1794-PP019
Extreme Environment (XT) System Product ProfileXT-PP001
FLEX I/O and FLEX Ex I/O Selection Guide1794-SG002
FLEX I/O PROFIBUS Adapter User Manual1794-UM057
FLEX I/O Remote I/O Adapter User Manual1794-UM009
ControlNet Modules in Logix5000 Control Systems User ManualCNET-UM001
DeviceNet Modules in Logix5000 Control Systems User ManualDNET-UM004
EtherNet/IP Modules in Logix5000 Control Systems User ManualENET-UM001
More 1794 FLEX I/O publications in Literature LibraryAll Languages

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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