Product Details
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
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Manufacturer Allen-Bradley
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Product Line ControlLogix 5580
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Category PLCs
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Part Number 1756-L85E
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Weight 0.44 lbs (0.20 kg)
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Module Type Processor Module
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Tasks Supported 32 tasks
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User Memory 4 MB
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Nonvolatile Memory 2 GB (1784-SD2 card included)
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Discrete I/O Capacity 128,000 points
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Analog I/O Capacity 4,000 points
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Communications USB and Ethernet ports
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USB Port Functions Programming, configuration, and online edits
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USB Communication Speed 12 Mbps
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Ethernet Communication Speed 10/100/1000 Mbps
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Ethernet Nodes Supported Up to 300
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Communication Speed 12 MB/s
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Current Draw (1.2 V DC) 5 mA
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Current Draw (5.1 V DC) 1.2 A
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Backplane Current (1.2 V DC) 5 mA
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Backplane Current (5.1 V DC) 1.2 mA
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Power Dissipation 6.2 W
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Thermal Dissipation 21.2 BTU/hr
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Isolation Voltage 50 V continuous
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Relative Humidity 5–95% non-condensing
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Redundancy Full support
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Programming Languages Relay Ladder, Structured Text, Function Block, Sequential Function Chart (SFC)
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Enclosure None (rack-mounted installation required)
Application Scenarios
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Large-scale industrial automation requiring high-speed communication
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Systems with extensive I/O demands and redundancy requirements
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Applications needing multiple programming languages for flexibility
FAQ
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Q: How much nonvolatile memory does the controller include? A: 2 GB, with an SD card (1784-SD2) shipped with the unit.
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Q: What communication speeds are supported? A: USB at 12 Mbps and Ethernet at 10/100/1000 Mbps.
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Q: Does the controller support redundancy? A: Yes, full redundancy is supported.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Choosing the Right Controller: PLC vs. Motion Controller in Industrial Automation
Selecting the optimal control architecture is a foundational decision in industrial automation. Engineers must frequently choose between a Programmable Logic Controller (PLC) and a dedicated Motion Controller. While both systems manage machinery, their underlying design philosophies differ significantly, impacting performance, scalability, and system integration.
Mastering PLC Power Supply Architectures and Operating Voltages
Selecting the correct operating voltage is a critical step in designing reliable industrial automation systems. Whether you are working with a compact PLC or a large-scale DCS, your power architecture dictates the system's longevity. In this guide, we explore the standard voltage ranges and power distribution strategies required to maintain stable factory automation operations.
Optimizing Power Supply Sizing for Industrial Automation Systems
The power supply is the silent heartbeat of any industrial automation system. While engineers often prioritize processors and communication protocols, a stable power architecture remains the most critical factor for long-term reliability. In my 15 years of experience, I have found that neglecting power supply sizing often leads to ghost errors, intermittent field device failures, and costly production downtime.