Allen-Bradley | 1756-L81ES | ControlLogix 5580 / GuardLogix 5580

Product Description: Allen-Bradley 1756-L81ES

The Allen-Bradley 1756-L81ES is a dual-function GuardLogix controller that provides both standard and safety logic in a single package. It features 5 MB of standard memory and 3 MB of safety memory, making it ideal for medium to large safety-critical automation applications. This controller is compliant with SIL 3, PLe, and Category 4 safety standards and supports integrated motion and EtherNet/IP communication.

Key Features

• 5 MB standard user memory
• 3 MB safety memory
• SIL 3 / PLe / Cat 4 certified for safety applications
• Dual-core processor architecture
• Embedded dual EtherNet/IP ports (1 Gbps) for DLR or star topology
• Supports up to 80 motion axes over EtherNet/IP
• Up to 300 EtherNet/IP devices and 100 safety devices
• Integrated USB port for programming and diagnostics
• Enhanced security features, including user authentication
• Programmed using Studio 5000 Logix Designer

Technical Specifications

• Standard Memory: 5 MB
• Safety Memory: 3 MB
• Safety Compliance: SIL 3, PLe, Cat 4 (TÜV certified)
• Communication Ports:
• 2 x EtherNet/IP (embedded switch, 10/100/1000 Mbps)
• 1 x USB 2.0 (programming/configuration)
• Motion Support: Up to 80 EtherNet/IP axes
• Max Safety Devices: 100
• Max Nodes: 256
• Mounting: 1756 ControlLogix chassis
• Power Consumption: 1.2 A @ 5.1V DC
• Operating Temperature: 0°C to +60°C
• Enclosure: Open type (IP20)
• Certifications: UL, CE, cULus, TÜV, RoHS

Application Areas

• Machinery with integrated safety and motion requirements
• Packaging, printing, and converting equipment
• Automotive manufacturing and assembly lines
• Oil and gas processing systems
• Food and beverage automation

Advantages

• Combines standard control and functional safety in one controller
• Simplifies architecture and reduces component count
• Enables high-speed, high-precision control
• Seamless integration with Logix 5000 environment
• Fully supports scalable safety and motion control