CompactBlock Guard Safety I/O
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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. |
Features
- TÜV certified as a system with GuardLogix®, GuardPLC™ 1600 and 1800, and SmartGuard™ 600 controllers
- Supports both standard and safety control
- 24V DC I/O circuits with built-in power supply
- Point-level diagnostics for troubleshooting of all input and output circuits
- Removal and insertion under power (RIUP), when following appropriate safety practices
- DIN-rail mounting and removable terminals for easy installation and maintenance
- Common power and I/O wiring
- Additional standard solid-state outputs available for any unused safety inputs
- Compatible with Allen-Bradley® Guardmaster® safety devices
Products
1791DS CompactBlock™ Guard I/O™ for DeviceNet
- Compatible with safety controllers that communicate on DeviceNet™ using CIP™ Safety
- All blocks include 4…16 single-channel safety inputs and 4…16 standard pulse test outputs
- Some blocks include 4 or 8 safety solid-state outputs, single- or dual-channel or 4 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
- All blocks include 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 4 dual-channel safety outputs
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, ODVA Conformance, TÜV and UL certified for functional safety up to SIL 3, Cat. 4, PLe
Certifications apply when product is marked. See our Product Certification site for Declarations of Conformity, certificates and other certification details.
Learn More
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.
Frequently Viewed Publications
| Title | Number | Language |
|---|---|---|
| CompactBlock Guard I/O on DeviceNet Product Profile | 1791DS-PP001 |  EN |
| CompactBlock Guard I/O on EtherNet/IP Product Profile | 1791ES-PP001 | EN |
| CompactBlock Guard I/O on DeviceNet Safety Modules Installation Instructions | 1791DS-IN002 | EN |
| CompactBlock Guard I/O on EtherNet/IP Safety Modules Installation Instructions | 1791ES-IN001 | EN |
| CompactBlock Guard I/O on DeviceNet Safety Modules User Manual | 1791DS-UM001 | EN |
| CompactBlock Guard I/O on EtherNet/IP Safety Modules User Manual | 1791ES-UM001 | EN |
Product Catalog
Find catalog numbers, certifications, and specifications.
Certifications
See our Product Certification site for Declarations of Conformity, certificates and other certification details.
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Other Resources
- Electronic Data Sheets — Find DeviceNet™, ControlNet™, EtherNet/IP™, and network-independent EDS files.
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