1756-L85E Allen-Bradley ControlLogix 5580 Controller

1756-L85E Allen-Bradley ControlLogix 5580 Controller

Manufacturer: Allen-Bradley
Product No.: 1756-L85E
Condition： In stock
Product Type: CPU Module
Product Origin: USA
Payment: T/T, Western Union
Weight: 420g
Shipping port: Xiamen
Warranty: 12 months

Quantity

Selected quantity: 1

Estimate delivery times: 12-26 days (International), 3-6 days (United States).

Return within 30 days of purchase. Duties & taxes are non-refundable.

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Product Introduction

Welcome to Global PLC Spare HUB's Insight for the Allen-Bradley 1756-L85E ControlLogix 5580 Controller. This high-capacity automation processor delivers advanced computational speed and robust memory for large-scale industrial applications. Featuring 40MB of user memory and an onboard 1GB Ethernet port, this ControlLogix Series controller handles complex motion, discrete, and analog control loops effortlessly. Global PLC Spare HUB Review highlights that upgrading to the 1756-L85E processor significantly boosts network throughput and execution efficiency for modern smart manufacturing facilities.

Configuration Breakdown & Specification Hierarchy

Configuration Parameter	Technical Specification Detail
Manufacturer & Brand	Allen-Bradley / Rockwell Automation
Model & Series	1756-L85E / ControlLogix Series
Module Type	Processor Module (Logix5580 Controller)
User Memory	40MB user memory with included 2GB nonvolatile SD card (1784-SD2)
Communication Interfaces	1x USB 2.0 port, 1x 10/100/1000 Mbps RJ-45 Gigabit Ethernet port
I/O Capacity	128,000 discrete I/O points and 4,000 analog I/O points
Network & Task Limits	Supports up to 300 EtherNet/IP nodes and 32 configurable tasks

Model Comparison & Engineering Selection Guide

When selecting high-performance control hardware for enterprise automation networks, engineers frequently evaluate high-tier processors to match demanding task execution schedules and node constraints.

Memory and Processing Analysis: The 1756-L85E stands at the pinnacle of the ControlLogix 5580 line, offering a massive 40MB memory footprint designed to handle complex Studio 5000 code structures without memory fragmentation delays.

Selection Recommendation: Specify the 1756-L85E when your plant architecture demands high-speed motion control across hundreds of EtherNet/IP nodes, extensive data logging, and redundant controller backing. Avoid under-powered mid-tier controllers if task execution scanning exceeds standard milliseconds.

Installation Guidelines

Insert the 1756-L85E directly into any slot of a standard ControlLogix chassis with power applied or removed per local electrical codes.

Connect the 1GB Ethernet port using shielded category 6 cabling to ensure robust communication speeds up to 1000 Mbps.

Verify backplane current draw requirements (1.2A at 5.1 Vdc and 5mA at 1.2 Vdc) against existing power supply capacities.

Configure the network IP address utilizing BOOTP-DHCP utilities or direct USB programming connections via Studio 5000.

Commissioning and Maintenance Convenience

The 4-character alpha/numeric display provides instant diagnostic status, fault codes, and node health during startup.

Onboard USB port permits fast offline code staging, configuration uploads, and online edits directly on the plant floor.

Removable nonvolatile 2GB SD card storage simplifies firmware updates and disaster recovery procedures.

Compatibility & Integration

Fully compatible with Studio 5000 Automation Engineering and Design Environment software suites.

Supports multi-disciplined control integration including motion, safety, drive, and discrete control over EtherNet/IP.

Interfaces smoothly with legacy networks via bridging modules including DeviceNet, SynchLink, and Data Highway Plus.

Certification Information

UL-listed for safe operation in industrial environments across the United States and Canada.

UL-marked for Class I, Division 2 Group A, B, C, and D hazardous operational locations.

CE-certified for compliance with stringent European Union electromagnetic and safety directives.

Package Contents & Warranty

One Allen-Bradley 1756-L85E ControlLogix 5580 Controller unit.

Pre-installed 1784-SD2 2GB Secure Digital nonvolatile memory card.

Backed by an industry-leading 12-month warranty from the date of purchase.

Shipping and Logistics

Rapid order fulfillment within 24-48 hours for items currently in stock.

Secure worldwide express courier delivery managed via FedEx, UPS, and DHL.

Heavy-duty anti-static packaging protects sensitive electronic components during transit.

Typical Applications and Diagnostic Capability

Application 1: High-speed automated packaging lines requiring synchronized multi-axis servo motion control.

Application 2: Large-scale oil and gas processing plants managing distributed I/O nodes and redundant safety loops.

Diagnostic Capability: Detects controller minor/major faults, communication dropouts, scan-time overruns, and memory allocation issues instantly through software diagnostics.

Frequently Asked Questions (FAQ)

What is the primary function of the 4-character display on the front of the 1756-L85E?

The display outputs real-time diagnostic alphanumeric messages, controller mode status, slot numbers, and active fault codes during startup or troubleshooting.

How does the included 1784-SD2 card assist in system maintenance?

The secure digital memory card stores nonvolatile backup user programs and firmware images, enabling automatic restoration after a power cycle or hardware replacement.

Can I perform online edits in Studio 5000 while the 1756-L85E is controlling an active process?

Yes, the controller supports robust online editing capabilities via USB or Ethernet connections, allowing code modifications without stopping the machinery.

What precautions are necessary when mounting the controller in high-vibration industrial environments?

Ensure the chassis is bolted securely to a rigid structural panel, and verify that all module locking tabs are fully engaged to prevent backplane disconnection.

Why might an engineer select the 1756-L85E over standard mid-range 5580 processors?

The processor is required when applications push past standard memory limits, demanding the full 40MB capacity and support for up to 300 connected EtherNet/IP nodes.

12-Month Comprehensive Warranty

Every part supplied by Global PLC Spare Hub is covered by a 12-month warranty from the date of invoice.

Coverage: Functional defects and hardware failures under normal operating conditions.
Commitment: We provide immediate repair, replacement, or a full refund for any verified defective components to minimize your operational downtime.

Returns & Exchange Policy

We offer a 30-day return policy to ensure you receive the exact part your system requires.

Eligibility: Returns are accepted for uninstalled items in their original, factory-sealed packaging.
RMA Process: Please contact our support team to obtain a Return Merchandise Authorization (RMA) number before shipping.
Fast Processing: Refunds or exchanges are processed within 3–5 business days after the returned item passes our technical inspection.

Need Technical Assistance?Not sure if this part is compatible with your system? [Consult our Engineers] before purchasing to ensure 100% compatibility.