Product Details
Product Overview
The Allen Bradley 1756-A10 provides the physical and electrical backbone for any ControlLogix system. This 10-slot chassis facilitates high-speed data transfer between ControlLogix processors, I/O modules, and communication bridge cards via its high-performance backplane. It supports diverse system architectures, from standalone local controllers to distributed I/O nodes. We supply this unit as 100% Brand New original factory stock, ensuring the gold-plated backplane connectors and structural frame remain in pristine condition for mission-critical deployments.
Technical Specifications
| Feature | Specification Details |
| Module Type | Chassis (Backplane) |
| Slot Capacity | 10 Slots |
| Cooling Method | Natural Convection |
| Backplane Current (1.2 VDC) | 1.5 A |
| Backplane Current (3.3 VDC) | 4 A |
| Backplane Current (5.1 VDC) | 15 A |
| Backplane Current (24 VDC) | 2.8 A |
| Power Dissipation | 5 Watts (6.1 BTU/hr) |
| Dimensions | 20 x 30 x 8 inches (50.8 x 76.2 x 20.3 cm) |
| Weight | 3.2 lbs (1.45 kg) |
Engineering Advantages
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High-Speed Backplane Throughput: The 1756-A10 utilizes a high-speed, multi-bus backplane that allows multiple processors to coexist and share data within the same rack. This architecture eliminates communication bottlenecks between high-speed motion modules and standard I/O.
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Superior Power Distribution: With a massive 15 Amp rating at 5.1 VDC, this chassis supports power-hungry modules, such as fiber-optic communication cards and high-density analog modules, without experiencing voltage drops that could lead to erratic system behavior.
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Passive Convection Cooling: The chassis frame design optimizes airflow around the modules. This convection-based cooling strategy removes the need for failure-prone external fans, increasing the overall Mean Time Between Failures (MTBF) for the entire control panel.
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Rugged Mechanical Alignment: The heavy-duty frame ensures precise module alignment. This rigidity prevents intermittent connection issues caused by thermal expansion or high-vibration industrial environments, protecting the expensive gold contact pins on the backplane.
FAQs
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Can I install any 1756 series module in any slot of the 1756-A10?
Yes. The 1756-A10 offers universal slot compatibility. You may place processors, power supplies (in the dedicated left-side position), and I/O modules in any configuration that meets your specific system power and communication requirements.
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Does this chassis require a specific power supply?
The 1756-A10 requires a 1756 series power supply (such as the 1756-PA72 or 1756-PB72). The power supply mounts directly to the left side of the chassis frame, converting plant AC or DC power into the regulated voltages needed for the backplane.
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How do I properly ground the chassis during installation?
Always mount the chassis to a grounded backpanel. For optimal electromagnetic compatibility (EMC), ensure the mounting screws make direct metal-to-metal contact with the panel. This prevents ground loops and minimizes electrical noise interference in sensitive analog signals.
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Is this product factory sealed?
Absolutely. This 1756-A10 is 100% Brand New and arrives in its original, unopened Allen Bradley packaging. We do not sell used, refurbished, or surplus items, guaranteeing you receive a product with zero operational history.
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
Selecting the Right Cables for Industrial Automation: A Comprehensive Guide
Selecting the appropriate cabling infrastructure is critical for the success of any industrial automation project. Improper cable selection often leads to signal degradation, system instability, and costly downtime. As an automation engineer, I frequently see projects compromised by poor cabling choices in harsh industrial environments. This guide simplifies the complex landscape of cabling to help you make informed decisions for your PLC, DCS, and control systems.
Preventing Spurious Trips in Emergency Stop Systems: A Technical Guide
In industrial automation, the Emergency Stop (E-Stop) pushbutton is the ultimate safety line. However, relying on a single Normally-Closed (NC) contact can sometimes lead to unexpected spurious trips. As a control systems engineer, I have seen these nuisance trips halt entire production lines, causing significant downtime. Understanding why these components fail and how to implement robust architecture is essential for any reliable DCS or PLC-based safety system.
Sequencing Induction Motor Control with PLC Logic: Best Practices
In modern industrial automation, controlling a group of induction motors requires precision and safety. Uncontrolled simultaneous startup of multiple large motors often causes significant voltage dips, potentially triggering protective trips. Therefore, implementing a sequential startup and shutdown strategy is essential. This approach minimizes inrush current and ensures the system operates within established power constraints. A robust PLC program serves as the ideal engine for orchestrating these sequences.