The Allen-Bradley 1756-A13 provides a high-performance foundation for any ControlLogix automation assembly. This 13-slot chassis houses various modules including processors, I/O cards, and communication adapters. It establishes a high-speed backplane for seamless data synchronization between system components. This hardware supports complex control architectures by providing a stable and scalable mounting platform. Engineers often select this larger rack size for medium to high-density industrial projects.
Technical Specifications
| Feature | Specification |
| Brand | Allen-Bradley / Rockwell Automation |
| Model Number | 1756-A13 |
| Module Slots | 13 Slots |
| Backplane Current (1.2V DC) | 1.5 A |
| Backplane Current (3.3V DC) | 4 A |
| Backplane Current (5.1V DC) | 15 A |
| Backplane Current (24V DC) | 2.8 A |
| Power Dissipation | 5.4 Watts |
| Operational Shock | 30 g |
| Mounting Orientation | Horizontal |
Operational Features and Maintenance
The 1756-A13 chassis utilizes an advanced backplane that distributes multiple voltage levels to each slot. This design ensures that every installed module receives clean and consistent power. Furthermore, the chassis supports Removal and Insertion Under Power (RIUP) functionality. This feature allows technicians to swap modules without interrupting the entire system operation.
Electronic keying prevents the accidental installation of incorrect module types into configured slots. This safety mechanism significantly reduces the risk of human error during maintenance. The open-style construction promotes natural heat dissipation to protect sensitive electronics.
Environmental Performance
This hardware withstands rigorous industrial conditions through high vibration and shock resistance ratings. Series C models offer an extended temperature range starting at -25°C. This adaptability makes the 1756-A13 suitable for outdoor enclosures or unheated factory floors. The chassis maintains high signal integrity even in environments with significant electromagnetic interference.
System Compatibility
The 1756-A13 rack integrates perfectly with all ControlLogix controller generations. This includes compatibility with the latest Logix 5580, 5570, and legacy 5560 series processors. It serves as a reliable node for EtherNet/IP, ControlNet, and DeviceNet communication modules. This broad compatibility ensures long-term viability for both new installations and system upgrades.
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