Product Details
Overview
The Allen-Bradley 1785-L30B is a PLC-5/30 programmable controller designed for flexible industrial automation. With robust processing capabilities and support for a large number of I/O modules, it provides a reliable foundation for distributed control systems. This module integrates seamlessly into PLC-5 architectures, delivering precise control over complex processes.
Key Features
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Memory Capacity: Supports up to 32K user memory words for program storage
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I/O Support: Handles a total of 1024 inputs and outputs, either mixed or complementary configuration
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Communication Channels: Dual DH+ and remote I/O channels for networked operations
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Chassis Support: Can interface with up to 29 I/O chassis (28 remote)
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Power Efficiency: Maximum dissipation of 12 W, optimized for industrial control panels
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Backplane Current: Draws up to 2.3 A for high reliability
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Lightweight Design: Compact form factor at 1.5 kg
Technical Specifications
Manufacturer: Allen-Bradley
Brand: Allen-Bradley
Part Number: 1785-L30B
Product Type: PLC-5/30 Programmable Controller
Memory & I/O
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Maximum User Memory: 32K words
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Total I/O: 1024 any mix or 1024 in + 1024 out
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Max I/O Chassis: 29 total (28 remote, 0 extended local, 0 ControlNet)
Communication
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Channels: 2 DH+ / Remote I/O
Electrical
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Maximum Power Dissipation: 12 W
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Backplane Current Load: 2.3 A
Physical
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Weight: 1.5 kg
Applications
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Distributed PLC-5 systems in manufacturing and process control
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Remote I/O networks requiring high channel density
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Industrial automation projects with mixed I/O configurations
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Systems requiring long-term, reliable control for complex machinery
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.