Description
Description
The Allen-Bradley 1756-CN2RXT is a ControlLogix ControlNet interface module designed for high-performance industrial communication. This module supports redundant coaxial media and provides reliable data exchange within a ControlLogix system. It is specifically engineered for extended temperature environments, making it suitable for demanding industrial applications.
Features
- Supports 128 connections for robust network communication.
- Features dual ControlNet BNC connectors for redundant coaxial media support.
- Integrated USB network access point for simplified configuration and diagnostics.
- Designed for operation in extreme temperatures ranging from -25 degC to +70 degC.
- High-speed communication rate of 5 Mbps.
Technical Specifications
| Product Model |
1756-CN2RXT |
| Manufacturer |
Allen-Bradley |
| Communication Rate |
5 Mbps |
| Voltage |
5.1 Volts DC |
| Current |
1.3 Amperes |
| Power Dissipation |
6.6 Watts |
| Connections |
128 |
| Operating Temperature |
-25 to +70 degC |
Installation Guidelines
- Ensure the ControlLogix chassis is powered down before inserting or removing the module to prevent electrical damage.
- The module should be installed in a standard ControlLogix I/O chassis.
- Ensure proper grounding of the chassis and use shielded coaxial cables for ControlNet connections to minimize EMI interference.
- Maintain adequate clearance around the module to ensure proper airflow and cooling, especially in high-temperature environments.
- Follow standard ESD (Electrostatic Discharge) handling procedures when touching module components.
FAQ
What is the primary function of the 1756-CN2RXT?
The 1756-CN2RXT is a communication bridge module that allows a ControlLogix controller to interface with the ControlNet network, facilitating real-time control and data transfer.
Does this module support redundancy?
Yes, this module is designed for redundant coaxial media, allowing for increased network reliability in critical control applications.
