CompactBlock Guard Safety I/O

Bulletin 1791DS and 1791ES CompactBlock™ Guard I/O™ modules provide the advantages of distributed I/O for safety systems. These modules work with safety controllers that communicate on DeviceNet™ or EtherNet/IP™ networks using CIP™ Safety. CompactBlock Guard Safety I/O is optimized to work with GuardPLC™, GuardLogix®, and SmartGuard™ controllers.

Bulletin 1791 CompactBlock Guard Safety I/O In-Cabinet Block
  • Overview
  • Product Selection
  • Specifications
  • Documentation
  • Resources

Features

  • Includes TÜV certification as a system with GuardLogix®, GuardPLC™ 1600 and 1800, and SmartGuard™ 600 controllers
  • Supports both standard and safety control
  • Includes 24V DC I/O circuits with built-in power supply
  • Offers point-level diagnostics for troubleshooting of all input and output circuits
  • Includes removal and insertion under power (RIUP), when following appropriate safety practices
  • Offers DIN-rail mounting and removable terminals for easy installation and maintenance
  • Includes common power and I/O wiring
  • Offers additional standard solid-state outputs for any unused safety inputs
  • Compatible with Allen-Bradley® Guardmaster® safety devices

1791DS CompactBlock™ Guard I/O™ for DeviceNet

  • Compatible with safety controllers that communicate on DeviceNet™ using CIP™ Safety
  • Includes 4…16 single-channel safety inputs and 4…16 standard pulse test outputs
  • Some blocks include four or eight safety solid-state outputs, single- or dual-channel or four single-channel safety relay outputs

1791ES CompactBlock Guard I/O for EtherNet/IP

  • Compatible with safety controllers that communicate on EtherNet/IP™ using CIP Safety
  • Includes single- or dual-channel safety inputs (16 single/8 dual or 8 single/4 dual) and 8 or 16 standard pulse test outputs
  • Some blocks include four dual-channel safety outputs

Additional Information

Protect your people, productivity and environment with integrated safety solutions from Rockwell Automation®. We understand your factory floor challenges and can help you meet your goals, using one of the broadest safety portfolios in the industry.

Distributed I/O, In-Cabinet Block

To view commonly ordered and quickly available products, use the Product Configuration Assistant for our complete product offerings.

Certifications

DeviceNet blocks

  • UL
  • CE
  • C-Tick
  • CSA
  • UL Class I Div 2 Hazardous
  • UL NRGF
  • ODVA Conformance
  • TÜV certified for functional safety up to SIL 3, Cat. 4, PLe

EtherNet/IP blocks

  • c-UL-us
  • CE
  • C-Tick
  • CSA
  • UL Class I Div 2 Hazardous
  • UL NRGF
  • EtherNet/IP
  • TÜV and UL certified for functional safety up to SIL 3, Cat. 4, PLe

CompactBlock Guard I/O modules are available in IP20 (in-cabinet) form factor.

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

Product Certifications

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

Documentation

TitleNumberDownload
CompactBlock Guard I/O on DeviceNet Safety Modules Installation Instructions1791DS-IN002
CompactBlock Guard I/O on EtherNet/IP Safety Modules Installation Instructions1791ES-IN001
CompactBlock Guard I/O on DeviceNet Safety Modules User Manual1791DS-UM001
CompactBlock Guard I/O on EtherNet/IP Safety Modules User Manual1791ES-UM001
More 1791DS CompactBlock Guard 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

  • CrossWorks — Convert competitive catalog numbers to similar Allen-Bradley® products.
  • ProposalWorks — Build complete quotes and proposals.

Other Resources

  • Electronic Data Sheets — Find DeviceNet™, ControlNet™, EtherNet/IP™, and network-independent EDS files.
  • Safety Automation Builder — Streamline safety system design, including safety system layout, product selection, and safety analysis to help meet machinery safety performance level (PL) requirements established by ISO 13849-1.
  • Safety Resource Center — Access current safety-related white papers, videos, presentations, simulations, calculators, and other tools.
  • Knowledgebase — Visit our online resource for technical information, support chat and forums, software updates, and product safety advisories/notices.