Description
Description
The Allen-Bradley 1756-ENET is a communication interface module designed for the ControlLogix platform, providing connectivity to EtherNet/IP networks. This bridge module facilitates data exchange between the ControlLogix backplane and Ethernet-based devices, enabling integrated control and information management across industrial automation systems. Please note that this module was officially discontinued by the manufacturer on June 23, 2010. When ordering, please specify whether you require Series A or Series B hardware to ensure compatibility with your existing rack configuration.
Features
- Provides EtherNet/IP communication bridge capabilities for ControlLogix chassis.
- Supports linear network topologies for simplified cabling and integration.
- Designed for high-performance data transfer at 10 Mbps speeds.
- Integrates directly into the 1756 backplane for seamless data access.
- Robust industrial design suitable for standard ControlLogix rack environments.
Technical Specifications
| Model |
1756-ENET |
| Communication Rate |
10 Mbps |
| Topologies |
Linear |
| Backplane Current (5.1V DC) |
900 mA |
| Backplane Current (24V DC) |
350 mA |
| Max Power Dissipation |
13.3 Watts |
| Weight |
0.3 kg |
Installation Guidelines
- Ensure the ControlLogix chassis power is removed before inserting or removing the module.
- Verify that the module is fully seated in the chassis slot and the top and bottom latches are locked.
- Use appropriate shielded Ethernet cabling to minimize EMI interference in industrial environments.
- Handle with care to prevent electrostatic discharge (ESD) damage to the internal circuitry.
- Confirm firmware compatibility with your existing ControlLogix controller before deployment.
FAQ
Is the 1756-ENET module still in production? No, this module was discontinued by Allen-Bradley on June 23, 2010. We supply tested, reliable units for legacy system maintenance.
What is the difference between Series A and Series B? These represent different hardware revisions of the module. Please verify your system requirements or existing hardware series to ensure full compatibility when replacing a unit.
Does this module support 100 Mbps Ethernet? No, the 1756-ENET is a 10 Mbps communication module. For higher speed requirements, consider newer generation ControlLogix Ethernet modules.
