Product Details
Product Overview
The Allen Bradley 1756-A13 provides the structural and electrical backbone for large-scale ControlLogix automation systems. This 13-slot chassis houses processors, power supplies, and high-density I/O modules, enabling seamless high-speed data exchange across the backplane. It supports multi-processor configurations and distributed I/O architectures, serving as the central hub for mission-critical industrial control. We supply this unit as 100% Brand New original factory equipment, ensuring peak electrical conductivity and structural precision for your control cabinet.
Technical Specifications
| Feature | Specification Details |
| Manufacturer | Allen Bradley / Rockwell Automation |
| Product Line | ControlLogix 1756 |
| Slot Capacity | 13 Slots |
| Form Factor | Slot Type Chassis |
| Operating Temperature | 0 to 60 °C (32 to 140 °F) |
| Min Enclosure Size (HxWxD) | 60.9 x 76.2 x 20.3 cm (24 x 30 x 8 in) |
| Cooling Method | Natural Convection |
| Mounting Orientation | Horizontal |
| Condition | 100% Brand New Original |
Engineering Advantages
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High-Density Expansion: The 13-slot architecture maximizes I/O density within a single rack. This minimizes the need for additional expansion cables and remote I/O adapters, significantly reducing hardware costs and simplifying the overall system topology.
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Thermal Management Efficiency: The chassis design utilizes natural convection cooling to maintain stable operation up to 60 °C (140 °F). The open-frame construction facilitates consistent airflow around high-power modules, preventing localized heat pockets that could lead to premature component failure.
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Structural Rigidness: The precision-machined slot guides ensure perfect alignment between module pins and the backplane connectors. This rigidity prevents intermittent communication faults in high-vibration environments, such as those found in automotive assembly or mining operations.
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Cabinet Integration Optimization: The unit requires a minimum enclosure size of 60.9 x 76.2 x 20.3 cm. Adhering to these specifications ensures adequate clearance for wiring ducting and heat dissipation, solving common industrial pain points related to cramped cabinet space and cable stress.
FAQs
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Does the 1756-A13 include the power supply?
No. The chassis provides the slots and backplane, but you must purchase a ControlLogix power supply (such as the 1756-PA72 or 1756-PB72) separately. The power supply mounts on the dedicated left-side position of the chassis.
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Can I use any slot for the ControlLogix processor?
Yes. Unlike older PLC platforms, the 1756-A13 backplane allows you to place the processor in any available slot. This flexibility simplifies the organization of local and remote communication modules.
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Is this a refurbished or "new surplus" unit?
Absolutely not. We guarantee this 1756-A13 is 100% Brand New, original Allen Bradley hardware. It arrives in its original factory-sealed packaging with full manufacturer traceability.
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What mounting precautions should I take?
You must mount the chassis horizontally to ensure proper convection cooling. Vertical mounting restricts airflow and may void the temperature rating, potentially causing modules to overheat during high-load processing.
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
Implementing FIFO and LIFO Data Sequencing in PLC Programming
Data management serves as a cornerstone of modern industrial automation. Whether tracking materials on a conveyor or managing batch sequences in a process, engineers frequently rely on sequential logic. Two primary structures—First-In-First-Out (FIFO) and Last-In-First-Out (LIFO)—form the bedrock of this data handling. Mastering these blocks allows programmers to optimize complex machine operations efficiently.
Evolving SCADA System Architectures in Industrial Automation
A robust Supervisory Control and Data Acquisition (SCADA) system serves as the heartbeat of modern industrial operations. Understanding SCADA system architecture is vital for engineers designing efficient control systems. These architectures have evolved from isolated, monolithic structures to highly interconnected, networked ecosystems. Choosing the right design requires balancing data visibility, processing power, and long-term scalability requirements.
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.