Allen-Bradley | 1 756-L85EP| ControlLogix 5580

Product Description: Allen-Bradley 1756-L85EP

The Allen-Bradley 1756-L85EP is a high-performance ControlLogix 5580 controller designed for demanding applications requiring fast processing, large memory, and advanced connectivity. It features enhanced communication capabilities with dual embedded Gigabit Ethernet ports, making it suitable for complex automation systems involving high-speed I/O, motion control, and data-intensive processes. The L85EP supports integrated safety, motion, and discrete control while offering scalability and future-ready performance.

Key Features

• Dual embedded Gigabit Ethernet ports with DLR (Device Level Ring) and linear/star topology support
• 80 MB user memory and 5 MB I/O memory
• High-speed processing with enhanced CPU performance
• Supports up to 300 EtherNet/IP nodes
• Supports up to 128 motion axes (servo/kinematic)
• Integrated security features including user authentication and authorization
• Built-in energy storage eliminates battery maintenance
• Compatible with Studio 5000 Logix Designer software

Technical Specifications

• User Memory: 80 MB
• I/O Memory: 5 MB
• Communication Ports:
  • 2 × Embedded Gigabit Ethernet (RJ-45, support DLR, Linear, and Star)
• Backplane Capacity: Up to 40 modules per chassis
• Motion Support: Up to 128 axes via EtherNet/IP
• Max CIP Connections: 512
• Controller Redundancy: Not supported on L85EP
• Power Consumption: ~6.5W
• Mounting: ControlLogix chassis, 1-slot
• Operating Temperature: 0°C to 60°C
• Security: Digitally signed firmware, role-based access control, audit logging
• Conformal Coating: Available (L85EPK version)

Application Areas

• Large-scale manufacturing and process control
• High-speed packaging and material handling
• Advanced motion control systems
• Data-intensive machine automation
• IIoT-ready industrial applications with security requirements

Advantages

• Industry-leading processing power for complex automation
• Dual Ethernet ports increase connectivity and network resilience
• Integrated security features protect control systems from unauthorized access
• Simplifies architecture by combining control, motion, and communication
• Scalable and future-ready platform for demanding industrial environments