Allen-Bradley 1756-A4

Overview

The Allen-Bradley 1756-A4 ControlLogix chassis is the foundational component for robust and scalable industrial automation systems. Expertly engineered to provide the essential physical framework and backplane connectivity, this 4-slot chassis ensures seamless integration and high-performance operation of your ControlLogix modules. Designed specifically for horizontal-only, back-panel mounting, the 1756-A4 is a compact yet powerful solution for a wide array of industrial applications, supporting various ControlLogix power supplies to meet diverse operational needs.

This chassis is instrumental in delivering efficient power distribution and reliable data communication across up to four ControlLogix I/O, communication, or specialty modules. Its integrated ControlLogix backplane guarantees optimal performance and stability. For unused slots, the system requires the use of 1756-N2 slot filler modules, ensuring both safety and proper airflow, contributing to the longevity and reliability of your entire ControlLogix setup.

Key Features

• Compact 4-Slot ControlLogix Design: Accommodates up to four modules, perfect for optimizing space in control cabinets.
• Horizontal Back-Panel Mounting: Ensures secure, stable, and rigid installation for demanding industrial environments.
• Flexible Power Supply Compatibility: Supports a range of ControlLogix power supplies including 1756-PA72, 1756-PB72, 1756-PA75, 1756-PB75, 1756-PC75, and 1756-PH75.
• Integrated High-Speed Backplane: Provides reliable, high-bandwidth communication and power distribution for all connected modules.
• Mandatory Slot Filler Module Support (1756-N2): Ensures proper airflow, EMI protection, and safety when slots are not populated.
• Durable Industrial-Grade Construction: Built to withstand harsh industrial conditions, ensuring long-term reliability and performance.
• Optimized for ControlLogix Ecosystem: Guarantees seamless compatibility and integration with other Allen-Bradley ControlLogix components.

Technical Specifications

• Model: 1756-A4
• Series: ControlLogix
• Number of Slots: 4
• Backplane Current (Chassis/Slot Max):
  • @ 1.2V DC: 1.5 A / 1.5 A
  • @ 3.3V DC: 4 A / 4 A
  • @ 5.1V DC: 15 A / 6 A
  • @ 24V DC: 2.8 A / 2.8 A
• Power Dissipation: 6.1 BTU/hr
• Power Consumption: 1.8 W
• Dimensions (WxHxD): 263 x 169 x 145 mm (10.35 x 6.65 x 5.71 in.)
• Minimum Cabinet Size (WxHxD): 507 x 507 x 203 mm (20 x 20 x 8 in.)
• Weight: 0.75 kg (1.7 lb)

Applications

• Advanced Industrial Automation Systems: Serves as the backbone for sophisticated ControlLogix controllers and diverse I/O modules.
• High-Precision Factory Process Control: Delivers a dependable and stable platform for critical automation solutions in manufacturing.
• Compact Control Panel Installations: Perfectly suited for small-scale ControlLogix system setups where space optimization is crucial.
• High-Performance Machine Control: Enables precise and efficient process automation, enhancing overall machine productivity and reliability.
• Data Acquisition and Monitoring Systems: Provides robust support for modules involved in collecting and analyzing vital industrial data.

Why Choose This Model?

• Unmatched Reliability: Engineered by Allen-Bradley, a leader in industrial automation, ensuring consistent and dependable performance.
• Space-Saving Design: Its compact 4-slot configuration is ideal for installations where cabinet space is at a premium without compromising functionality.
• Seamless Integration: Designed to flawlessly integrate within the ControlLogix ecosystem, simplifying system setup and expansion.
• Enhanced System Resilience: The robust backplane and durable construction contribute to the overall resilience and longevity of your automation system.
• Flexible and Scalable: While compact, it offers the flexibility to integrate essential modules, making it a scalable solution for evolving needs.
• Optimized for Performance: Provides efficient power distribution and high-speed data communication, crucial for maintaining peak operational efficiency.

Order Now

Elevate your industrial automation capabilities with the Allen-Bradley 1756-A4 ControlLogix 4-slot chassis. Benefit from our fast shipping and worldwide delivery options to get your essential components quickly. Explore our full range of ControlLogix Controllers and the extensive Allen-Bradley Industrial Automation Products category for all your automation needs.