SKU: 1756-L83E

Allen-Bradley 1756-L83E Controllogix Controllers

The Allen-Bradley 1756-L83E is a high-performance ControlLogix 5580 controller featuring 10MB memory and an integrated 1Gbps Ethernet port. It supports 250 EtherNet/IP nodes, controller redundancy, and up to 128,000 I/O points for advanced industrial automation.

The Allen-Bradley 1756-L83E belongs to the high-performance ControlLogix 5580 controller family. This Programmable Automation Controller (PAC) features a 10 MB integrated user memory for complex logic. It manages up to 32 concurrent tasks with 1,000 programs per task. Each unit includes a pre-installed 2 GB 1784-SD2 secure digital card for non-volatile storage. Consequently, the system protects critical application data during power loss without requiring a battery.

Integrated Network Connectivity

A standout feature of this controller is the built-in 1 Gbps Ethernet port. This embedded interface supports high-speed data transfer across linear network topologies. Furthermore, the 1756-L83E supports up to 250 EtherNet/IP nodes when running Studio 5000 Logix Designer. Users can configure networking via the BOOTP-DHCP utility for static or dynamic addressing. Additionally, a USB Type-B port provides a convenient local interface for programming and diagnostics.

Scalability and High Availability

The 1756-L83E supports full controller redundancy to ensure maximum system uptime. If a primary hardware failure occurs, control automatically transfers to a secondary processor. This module communicates seamlessly with various I/O platforms including Flex I/O and POINT I/O. It also maintains backward compatibility with legacy PLC-5 and SLC 500 systems through messaging instructions. The processor manages a massive capacity of 128,000 digital I/O and 4,000 analog I/O points.

Industrial Durability and Specifications

Specification	Detail
User Memory	10 MB
Digital I/O Max	128,000
Analog I/O Max	4,000
Ethernet Speed	10/100/1000 Mbps
Operating Temp	0 to 60°C (32 to 140°F)
Isolation Voltage	50V (Continuous)
Software	Studio 5000 Logix Designer

Reliable Environmental Performance

Engineered for harsh industrial environments, the module withstands significant physical stress. It features robust vibration and shock tolerance to maintain stable operation near heavy machinery. The unit operates efficiently within a temperature range of 0 to 60°C. Designers prioritized thermal management to prevent overheating in dense chassis configurations. Only Rockwell Automation approved SD cards ensure optimal data integrity in these extreme conditions.