Product Overview
The Allen-Bradley 1756-A10 is a 10-slot ControlLogix chassis engineered for modular industrial control systems. This chassis backplane provides a high-speed communication path between modules and distributes power to each installed module. With ten slots, the 1756-A10 offers flexible placement for any ControlLogix module, making it a versatile foundation for your automation architecture.
Technical Specifications
Below are the key specifications for the Allen-Bradley 1756-A10. These values are directly from the manufacturer's data and ensure accurate selection for your application.
| Parameter |
Value |
| Number of Slots |
10 |
| Backplane Current, Chassis/Slot @ 1.2V DC |
1.5 A / 1.5 A |
| Backplane Current, Chassis/Slot @ 3.3V DC |
4 A / 4 A |
| Backplane Current, Chassis/Slot @ 5.1V DC |
15 A / 6 A |
| Backplane Current, Chassis/Slot @ 24V DC |
2.8 A / 2.8 A |
| Power Dissipation (Max) |
5 W |
| Power Consumption |
1.8 W |
| Operating Temperature (Series B) |
0°C to +60°C (+32°F to +140°F) |
| Operating Temperature (Series C) |
-25°C to +60°C (-13°F to +140°F) |
| Storage Temperature |
-40°C to +85°C (-40°F to +185°F) |
| Dimensions (W x H x D) |
483 x 169 x 145 mm (19.0 x 6.65 x 5.71 in.) |
| Weight |
1.45 kg (3.2 lb) |
| Mounting |
Panel Mount |
| Orientation |
Horizontal |
| Enclosure |
Open |
| Number of Mounting Tabs |
6 |
Industry Applications
The 1756-A10 chassis suits a wide range of industries, including automotive, food and beverage, and material handling. Its high backplane current capacity supports demanding modules, ensuring reliable operation in continuous production lines. For example, in a packaging line, the 1756-A10 houses multiple I/O and communication modules, coordinating high-speed motion control with minimal signal delay. In a water treatment facility, the same chassis integrates analog and digital modules for precise process monitoring.
Installation & Setup Guidance
Install the 1756-A10 in a horizontal orientation only. Use the six mounting tabs for secure panel mounting. Ensure top and bottom clearances of at least 15.3 cm (6.0 in.) and side clearances of 10.2 cm (4.0 in.) plus the width of the power supply. When installing multiple chassis side by side, maintain a clearance of 7.7 cm (3.0 in.) plus the power supply width between units. Fill all empty slots with slot filler modules (1756-N2) to maintain proper airflow and electromagnetic compatibility.
Maintenance & Reliability
Regularly inspect the chassis backplane for dust accumulation, which can impede airflow and cause overheating. Check that all module insertions are secure and that the chassis is properly grounded. The 1756-A10 operates reliably across a wide temperature range, but ensure the surrounding air temperature never exceeds 60°C (140°F). Periodic cleaning with dry compressed air helps maintain thermal performance and extends service life.
Compatibility & Integration
The 1756-A10 is part of the ControlLogix family and accepts any ControlLogix module, including controllers, I/O, communication, and special-purpose modules. It is compatible with standard, slim, and redundant ControlLogix power supplies, which occupy a dedicated slot at the leftmost position and do not reduce the available module slots. This flexibility allows you to tailor the chassis to your specific control architecture.
Buying Guide
Before purchasing the 1756-A10, verify your system's power requirements and module count to ensure the 10-slot capacity meets your needs. Confirm the chassis orientation (horizontal) fits your cabinet layout. For genuine Allen-Bradley 1756-A10 chassis, PLC Source PRO provides authentic parts with fast shipping and competitive pricing. Contact our team for availability and bulk pricing.