1756-L85E | Allen-Bradley ControlLogix 5580 Processor Module

Product Description

The Allen-Bradley 1756-L85E is a high-performance controller from the ControlLogix 5580 series. Designed for demanding automation tasks, it offers advanced communication capabilities, large memory capacity, and full redundancy support. This processor module integrates seamlessly into ControlLogix systems, providing reliable control for large-scale industrial applications.

Technical Specifications

• Manufacturer Allen-Bradley

• Product Line ControlLogix 5580

• Category PLCs

• Part Number 1756-L85E

• Weight 0.44 lbs (0.20 kg)

• Module Type Processor Module

• Tasks Supported 32 tasks

• User Memory 4 MB

• Nonvolatile Memory 2 GB (1784-SD2 card included)

• Discrete I/O Capacity 128,000 points

• Analog I/O Capacity 4,000 points

• Communications USB and Ethernet ports

• USB Port Functions Programming, configuration, and online edits

• USB Communication Speed 12 Mbps

• Ethernet Communication Speed 10/100/1000 Mbps

• Ethernet Nodes Supported Up to 300

• Communication Speed 12 MB/s

• Current Draw (1.2 V DC) 5 mA

• Current Draw (5.1 V DC) 1.2 A

• Backplane Current (1.2 V DC) 5 mA

• Backplane Current (5.1 V DC) 1.2 mA

• Power Dissipation 6.2 W

• Thermal Dissipation 21.2 BTU/hr

• Isolation Voltage 50 V continuous

• Relative Humidity 5–95% non-condensing

• Redundancy Full support

• Programming Languages Relay Ladder, Structured Text, Function Block, Sequential Function Chart (SFC)

• Enclosure None (rack-mounted installation required)

Application Scenarios

• Large-scale industrial automation requiring high-speed communication

• Systems with extensive I/O demands and redundancy requirements

• Applications needing multiple programming languages for flexibility

FAQ

• Q: How much nonvolatile memory does the controller include?  A: 2 GB, with an SD card (1784-SD2) shipped with the unit.

• Q: What communication speeds are supported?  A: USB at 12 Mbps and Ethernet at 10/100/1000 Mbps.

• Q: Does the controller support redundancy?  A: Yes, full redundancy is supported.