Product Details
Product Description
The Allen-Bradley 1785-L80E is a PLC-5/80E controller module designed for advanced machine control and industrial automation. Although discontinued by the manufacturer, it remains a robust option for legacy systems requiring Ethernet and multiple communication interfaces. With 100K word SRAM memory and support for DH+, Remote I/O, and serial communication standards, it provides reliable processing power for complex control applications.
Technical Specifications
-
Manufacturer Allen-Bradley
-
Product Line PLC-5
-
Product Type CPU Processor Module
-
Part Number 1785-L80E
-
Weight 2.75 lbs (1.25 kg)
-
Memory Capacity 100K word SRAM
-
Communication Interfaces
-
Ethernet port
-
Dual DH+ / Remote I/O channels
-
RS-232-C, RS-422-A, RS-423-A serial ports
-
Mounting Rack-mounted PLC module
-
Status Discontinued by manufacturer (aftermarket availability only)
Application Scenarios
-
Legacy PLC-5 systems requiring Ethernet connectivity
-
Industrial automation environments needing multiple communication protocols
-
Large-scale machine control applications with high memory requirements
-
Retrofit projects where discontinued Allen-Bradley controllers are still in use
FAQ
Q: Is the 1785-L80E still in production? A: No, it has been discontinued by Allen-Bradley, but aftermarket suppliers may provide units.
Q: What communication options are available? A: Ethernet, dual DH+/Remote I/O, and RS-232/422/423 serial interfaces.
Q: How much memory does the module provide? A: It includes 100K words of SRAM for program and data storage.
Comparison with Similar Models
-
1785-L40E: Lower memory capacity, suitable for smaller applications.
-
1785-L60E: Mid-range controller with Ethernet support.
-
1785-L80E: High-capacity model with expanded communication options.
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
Understanding Types of Noise in Electronic Circuits and Control Systems
Signal integrity directly determines measurement accuracy and loop stability across industrial automation environments. Electronic noise introduces unwanted stochastic interference into analog loops, sensor feedback lines, and digital fieldbus networks. Understanding how intrinsic electronic noise and external electromagnetic interference manifest allows control engineers to optimize signal conditioning and shield sensitive instrumentation effectively.
Why 24V DC Power Supplies Standardize Modern Industrial Automation
Industrial control cabinets worldwide rely on 24V DC as the universal power standard for field instrumentation, sensors, and controllers. Walk into any manufacturing plant, and you will find PLCs, human-machine interfaces (HMIs), and smart actuators running on extra-low voltage DC. Standardizing on 24V DC enhances operational safety, lowers cabinet footprint, and maintains steady control performance across factory networks.
Essential Motion Control Commands: A Practical Guide for Engineers
Automation engineers often rely on precise position and speed control to drive modern factory machinery. Modern industrial systems, such as Programmable Logic Controllers (PLCs) and Distributed Control Systems (DCS), depend heavily on standardized motion instructions. Mastering these commands ensures operational safety, protects mechanical components, and optimizes cycle times across production lines.