Allen-Bradley Allen-Bradley Home
1791 CompactBlock I/O In-Cabinet Block

CompactBlock I/O

Bulletin 1791D CompactBlock™ I/O can be distributed throughout your plant for heavy-duty applications, especially where space is limited. Base blocks include I/O points and a built-in DeviceNet™ network communication adapter. Digital and analog I/O expansion blocks provide the flexibility to add I/O points to your CompactBlock I/O system. Integrated DeviceLogix™ Smart Component Technology provides low-cost logic solving capability in your I/O for faster sense-to-actuation times.

  • Overview
  • Documentation
  • Resources

Product No Longer Available

These products are no longer available.


View all In-cabinet Distributed I/O publications in Literature LibraryAll Languages

Can’t Find What You Need?

Browse Literature Library where you can search for additional technical and commercial publications in more languages.

Product Certifications

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

Configuration & Selection Tools

Other Resources

  • Knowledgebase — Visit our online resource for technical information, support chat and forums, software updates, and product safety advisories/notices.