Product Details
Overview
The 1785-L40C15 is an Allen-Bradley PLC-5/40 processor designed for high-performance ControlNet communications. Engineered for industrial automation, it provides robust program memory and extensive I/O capacity, making it suitable for complex control applications.
Technical Specifications
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Manufacturer: Allen-Bradley
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Part Number: 1785-L40C15
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Product Type: PLC-5/40 Processor Module
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Processor Type: PLC-5/40
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Communication Network: ControlNet
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Program Memory: Up to 48K words (model-dependent)
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Maximum I/O Capacity: 2048 points (inputs and outputs combined, free mode)
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Communication Ports:
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Serial
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Data Highway Plus (DH+)
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DH via 1785-KA Adapter
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Remote I/O (RIO)
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ControlNet embedded ports
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Dimensions: 4.9 x 16.5 x 27.4 cm
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Weight: 1.42 kg
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Mounting: Standard DIN rail or panel installation
Features
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High-capacity memory for complex PLC-5 programs
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Extensive I/O support for large industrial systems
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Embedded multi-protocol communication for flexibility
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Reliable ControlNet performance for real-time applications
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Compact design for easy integration into control panels
Applications
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Large-scale industrial automation requiring high I/O
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Factory floor control systems with real-time data requirements
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Integration with remote I/O and Data Highway networks
FAQ
Q: Can 1785-L40C15 work with older PLC-5 modules?
A: Yes, it supports backward compatibility with previous PLC-5 I/O modules using DH+ or RIO.
Q: What is the maximum program memory?
A: Up to 48K words depending on model revision.
Q: Is ControlNet required to operate this processor?
A: No, it supports multiple communication protocols including DH+ and RIO, but ControlNet provides optimal high-speed performance.
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
Redundant Automation Systems: Ensuring Continuous Uptime in Critical Control Infrastructure
System reliability directly determines operational profitability across high stakes process industries. Modern industrial automation platforms must eliminate single points of failure to prevent catastrophic shutdowns. Deploying fault tolerant architecture safeguards complex facilities against unexpected hardware glitches, network disruptions, and maintenance outages.
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.