
Product Overview
Industrial Ethernet communication has become a critical part of modern automation systems. With the increasing use of PLC controllers, remote I/O modules, HMIs, industrial computers, drives, and intelligent field devices, reliable network infrastructure is required to ensure stable production operation.
The Allen Bradley 1783-BMS20CGN Stratix 5700 Ethernet Managed Switch is an industrial managed Ethernet switch designed to provide reliable communication, network management, and flexible connectivity for industrial automation applications.
The 1783-BMS20CGN provides multiple Ethernet communication ports, allowing various automation devices to be connected within a single industrial network architecture. Its managed switch functions help engineers monitor network conditions, improve communication performance, and simplify system maintenance.
Designed for industrial environments, the Allen Bradley Stratix 5700 Ethernet Managed Switch offers a compact structure, strong communication capability, and reliable operation. It is widely used in manufacturing automation, machine control systems, process industries, and industrial Ethernet infrastructure projects.
By improving network organization and communication stability, the Allen Bradley 1783-BMS20CGN helps companies build efficient, scalable, and reliable automation systems.
Technical Specifications
| Parameter |
Details |
| Manufacturer |
Allen Bradley |
| Model |
1783-BMS20CGN |
| Product Series |
Stratix 5700 |
| Product Type |
Ethernet Managed Switch |
| Network Type |
Industrial Ethernet |
| Port Quantity |
20 Ports |
| Communication Function |
Managed industrial Ethernet networking |
| Application |
Industrial automation communication systems |
| Dimensions |
135.8 × 127 × 129.5 mm |
| Weight |
2.04 kg |
| Installation Method |
DIN rail mounting |
| Operating Environment |
Industrial automation environment |
| Design Feature |
High-density managed network switch |
Function and Working Principle
The Allen Bradley 1783-BMS20CGN Stratix 5700 Ethernet Managed Switch works as a central communication device within industrial Ethernet networks.
The switch receives communication data from connected automation devices, processes network traffic, and transfers information to the correct destination. Through managed network functions, it improves communication reliability and helps engineers maintain stable industrial operations.
The basic communication structure is:
PLC Controller → 1783-BMS20CGN Managed Switch → Industrial Ethernet Network → Field Devices
The main functions include:
- Connecting multiple industrial Ethernet devices
- Managing communication data traffic
- Supporting industrial network expansion
- Monitoring network performance
- Improving system communication reliability
The operating process includes:
- Automation devices send Ethernet communication data
- The switch receives and analyzes network information
- Communication data is forwarded through proper network paths
- Connected devices exchange information
- The automation system completes control operations
This process ensures efficient communication between different industrial components.
Role in Industrial Automation Systems
The Allen Bradley 1783-BMS20CGN plays an important role in large-scale industrial automation networks.
Modern factories often require communication between many different devices. A high-density managed Ethernet switch provides an organized communication platform that helps reduce wiring complexity and improve system flexibility.
The switch is commonly integrated with:
- PLC controllers
- HMI operator terminals
- Remote I/O modules
- Industrial computers
- Motion control systems
- Ethernet-based field devices
A typical industrial Ethernet architecture includes:
Control System → Managed Ethernet Switch → Automation Devices → Production Equipment
This network structure provides:
- Easier system expansion
- Improved communication reliability
- Reduced installation complexity
- Better network management
- Faster maintenance response
Network Management Functions
Industrial Ethernet Communication
The main function of the Allen Bradley 1783-BMS20CGN is to provide reliable Ethernet communication between industrial devices.
It supports:
- Controller communication
- Machine data exchange
- Industrial device integration
- Factory network connections
This allows multiple automation components to operate together efficiently.
Managed Network Configuration
Managed Ethernet switches provide additional control compared with standard network switches.
The 1783-BMS20CGN helps engineers:
- Configure communication settings
- Monitor connected devices
- Optimize network performance
- Manage industrial communication traffic
These capabilities are especially useful in production environments where continuous operation is required.
Network Diagnostic Capability
Network problems can affect production efficiency. Diagnostic functions help maintenance teams quickly identify communication issues.
The switch assists with monitoring:
- Network connection status
- Port activity
- Communication performance
- Device availability
Effective diagnostics reduce troubleshooting time and improve system uptime.
Industrial Applications
Manufacturing Automation
The Allen Bradley 1783-BMS20CGN is commonly used in:
- Automated production lines
- Assembly systems
- Packaging machinery
- Industrial manufacturing equipment
It provides stable communication between control systems and production devices.
Machine Control Systems
Typical applications include:
- Robotics systems
- CNC machines
- Automated inspection equipment
- Complex production machines
The switch enables multiple devices to communicate efficiently inside machine networks.
Process Automation
The module can be applied in:
- Energy automation systems
- Water treatment equipment
- Industrial monitoring systems
- Continuous process facilities
It supports reliable communication in demanding environments.
Factory Network Infrastructure
The 1783-BMS20CGN is suitable for:
- Large control cabinets
- Production cells
- Industrial Ethernet networks
- Automation system upgrades
It provides a strong communication foundation for modern factories.
Installation and System Integration
Proper installation is important to ensure reliable operation of the Allen Bradley 1783-BMS20CGN.
Recommended installation procedures include:
- Mounting the switch securely on a DIN rail
- Connecting Ethernet communication cables
- Checking power supply connections
- Configuring network parameters
- Testing communication between devices
During commissioning, engineers should verify:
- Network connection status
- Communication stability
- Device recognition
- Data transmission performance
- System operation response
Correct installation helps prevent:
- Network communication failures
- Device connection problems
- Data transmission interruptions
- Unexpected production downtime
Compatible System Components
| Component |
Function |
| PLC Controller |
Executes automation logic |
| HMI System |
Provides operator monitoring |
| Remote I/O Modules |
Collect field signals |
| Industrial Computer |
Processes operational data |
| Servo Drives |
Controls motion equipment |
| Sensors and Actuators |
Perform field operations |
These components work together to create a complete industrial Ethernet automation system.
Common Failure Symptoms
| Fault Symptom |
Possible Cause |
| Network communication loss |
Ethernet cable failure |
| Device cannot connect |
Incorrect configuration |
| Slow communication speed |
Network overload |
| Port communication failure |
Connection problem |
| Intermittent network errors |
Environmental interference |
Maintenance Recommendations
To maintain reliable operation of the Allen Bradley 1783-BMS20CGN:
- Inspect Ethernet cables regularly
- Check power connections
- Monitor network conditions
- Verify communication settings
- Keep control cabinets clean and properly ventilated
Regular maintenance helps reduce communication failures and improves automation system reliability.
Recommended Alternative Models
| Model |
Type |
Key Feature |
Application |
| Allen Bradley 1783-BMS20CGN |
Stratix 5700 Managed Switch |
High-density industrial Ethernet communication |
Large automation networks |
| Allen Bradley 1783-BMS06SGL |
Stratix 5700 Managed Switch |
Compact managed networking |
Machine automation |
| Allen Bradley 1783-BMS06SGA |
Stratix 5700 Managed Switch |
Industrial Ethernet connectivity |
Control systems |
| Allen Bradley Stratix Series |
Industrial Ethernet Switches |
Flexible network solutions |
Factory automation |
Key Advantages
- High-density Ethernet connectivity
- Reliable industrial communication performance
- Managed network monitoring capability
- Suitable for large automation systems
- DIN rail mounting design
- Improves troubleshooting efficiency
- Supports scalable industrial networks
Technical FAQs
What is Allen Bradley 1783-BMS20CGN used for?
The Allen Bradley 1783-BMS20CGN is an industrial Ethernet managed switch used to connect and manage communication between multiple automation devices.
Is the 1783-BMS20CGN a PLC module?
No. It is a network communication device designed for industrial Ethernet connectivity and network management.
What applications use the Allen Bradley 1783-BMS20CGN?
It is commonly used in manufacturing automation, machine control systems, process industries, and industrial Ethernet infrastructure.
Why use a managed Ethernet switch in industrial automation?
A managed Ethernet switch provides better network control, monitoring capability, and troubleshooting functions compared with unmanaged switches.
Conclusion
The Allen Bradley 1783-BMS20CGN Stratix 5700 Ethernet Managed Switch is a reliable industrial networking solution designed to improve communication efficiency and network stability in automation systems.
With its high-density port capacity, managed Ethernet features, and industrial-grade design, it helps engineers create scalable and dependable industrial communication networks.
For automation engineers, machine builders, and system integrators, the Allen Bradley 1783-BMS20CGN provides an effective solution for modern factory networking, industrial communication management, and automation system expansion.