The Allen-Bradley 1756-L85E ControlLogix 40MB controller is a powerful ControlLogix 5580 series controller featuring 40 MB of user memory, a built-in Ethernet port, and support for up to 128,000 I/O points for advanced automation control.

Features and benefits

Enhanced Performance: Offers 40 MB user memory, 45% more capacity than previous generations for faster processing.

Advanced Connectivity: Features a built-in gigabit Ethernet port supporting up to 300 devices for high-speed control.

Robust I/O Capacity: Manages up to 128,000 digital and 4,000 analog I/O points for complex applications.

Improved Diagnostics: Integrated 4-character display provides enhanced troubleshooting capabilities.

Enhanced Security: Offers controller-based change detection, digitally signed firmware, and role-based access control.

Reliable & Maintenance-Free: Energy storage module eliminates the need for a backup battery, increasing reliability.

FAQ

Q1: What is the user memory size of the Allen-Bradley 1756-L85E controller?

A1: The controller features 40 MB of user memory and a standard 2 GB SD card for data storage.

Q2: How many EtherNet/IP devices can the 1756-L85E support?

A2: It supports communication with up to 300 EtherNet/IP nodes via its embedded gigabit Ethernet port.

Q3: What are the main security features of this controller?

A3: It includes controller-based change detection, digitally-signed firmware, and role-based access control for enhanced security.

Q4: Does this controller require a backup battery?

A4: No, it utilizes an energy storage module, eliminating the need for a traditional battery.

Q5: What software is used to program the 1756-L85E?

A5: It is programmed and configured using Rockwell Automation's Studio 5000 Logix Designer software.