Allen-Bradley 1756-L71 | ControlLogix Logix5571 Controller, 2 MB Memory, USB Port

Overview

The Allen-Bradley 1756-L71 is a high-performance ControlLogix Logix5571 controller, designed for advanced industrial automation and process control applications. With 2 MB user memory and 0.98 MB I/O memory, this controller supports up to 128,000 digital I/O points and 4,000 analog I/O points, ensuring scalability and flexibility for large automation systems.

Equipped with a USB 2.0 programming and download port, the 1756-L71 offers fast data transfer and simplified connectivity. It integrates seamlessly into ControlLogix chassis, providing real-time processing, motion control, and high-speed communication capabilities.

Key Features

• 2 MB User Memory – Supports complex control logic and data storage
• 0.98 MB I/O Memory – Allows efficient management of large I/O systems
• 128,000 Digital I/O, 4,000 Analog I/O – Enables high-capacity input/output handling
• 1 x USB 2.0 Port – Facilitates fast programming and firmware updates
• High-Speed Data Processing – Optimized for demanding automation applications
• Seamless ControlLogix Integration – Ensures compatibility with Allen-Bradley PLC systems

Technical Specifications

• Model: 1756-L71
• Series: ControlLogix Logix5571
• User Memory: 2 MB
• I/O Memory: 0.98 MB
• Digital I/O Capacity: 128,000 Points
• Analog I/O Capacity: 4,000 Points
• Total I/O Capacity: 128,000 Points
• Communication Ports: USB 2.0 (Programming & Download)
• Chassis Compatibility: ControlLogix
• Operating Temperature: 0°C to 60°C (32°F to 140°F)

Applications

• Large-Scale Industrial Automation – Supports extensive control architectures
• Manufacturing & Production Lines – Enhances real-time automation processes
• Motion Control & Robotics – Enables high-speed motion processing
• Process Control Systems – Provides precise and efficient data handling
• Energy & Utility Management – Optimizes complex automation operations

Why Choose the Allen-Bradley 1756-L71?

• High-Capacity Memory & I/O Handling – Ideal for large industrial automation systems
• USB 2.0 Programming Port – Enables quick programming and data transfer
• Scalable & Flexible Architecture – Supports complex industrial control applications
• Reliable Performance & Durability – Ensures long-term system stability

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