Allen-Bradley 1756-L81EP

Allen-Bradley 1756-L81EP | High-Performance ControlLogix 5580 Processor for Demanding Automation Systems

Overview

The Allen-Bradley 1756-L81EP is a ControlLogix 5580 enhanced performance processor featuring 20MB of user memory and dual Ethernet/IP ports for high-speed communication and control. Ideal for complex applications requiring fast processing, large data handling, and system flexibility, it delivers increased capacity and security for industrial control systems.

Key Features

• Enhanced Performance CPU – Improved processing for demanding applications

• 20MB User Memory – Supports large and complex control programs

• Dual Ethernet/IP Ports – Enables DLR, high-speed I/O, and network segmentation

• Integrated Security Features – Includes role-based access and digitally signed firmware

• Supports Studio 5000 Environment – Seamless integration with Logix software

• High-Speed Execution – Ideal for motion, batch, and process automation

• Compact Design – Fits into any standard 1756 ControlLogix chassis

Technical Specifications

• Catalog Number: 1756-L81EP

• Processor Type: ControlLogix 5580

• User Memory: 20MB

• I/O Capacity: 31 I/O modules per chassis

• Communication Ports: 2 x 1Gbps Ethernet/IP

• Backplane Current: 1.0 A @ 5.1V DC

• SD Card Slot: Yes (for non-volatile storage, sold separately)

• Security: Role-based access, encryption, and digitally signed firmware

• Operating Temperature: 0°C to +60°C (32°F to 140°F)

• Storage Temperature: -40°C to +85°C (-40°F to +185°F)

• Relative Humidity: 5% to 95% non-condensing

• Certifications: UL, CE, ATEX, IECEx, CSA, KCC

Applications

• Advanced Process Control

• High-Speed Packaging Systems

• Pharmaceutical and Food Processing

• Energy and Utility Automation

• Large-Scale Manufacturing Systems

Why Choose the 1756-L81EP?

• Superior Processing Power – Handles high-speed and data-intensive tasks

• Advanced Security – Protects your control system from unauthorized access

• Flexible Communication – Dual Ethernet ports support modern network topologies

• Logix Integration – Compatible with existing ControlLogix I/O and software

• Scalable Platform – Supports future growth and increasing system demands

Order Now

In stock and available for immediate worldwide shipping.