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- Schneider
- BMEXBP1200
- 12-Slot Rack
- France
- 503.2 × 19 × 105.11 mm
- 1.377 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Schneider BMEXBP1200 Modicon X80 12-Slot Rack is an Ethernet backplane used to build larger Modicon X80 automation stations. It provides the common physical mounting structure and internal electrical connections required for compatible X80 modules installed in the same rack.
Within a Modicon M580 control system, the BMEXBP1200 can accommodate a broad combination of processor, power supply, I/O, and communication modules. The additional module positions make it suitable for control cabinets where the application requires a greater number of interfaces without immediately moving to multiple separate racks.
The backplane also establishes the internal connection path between installed modules. Control data, module communication, and rack-level services are handled through the backplane architecture rather than through separate wiring between every module.
For system expansion, the 12-slot arrangement leaves more room for integrating additional I/O or communication functions. This can be useful when an M580 station is expected to grow as more field instruments, machine sections, or network interfaces are added.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Type | Backplane Rack |
| Product Series | Modicon X80 |
| Model | BMEXBP1200 |
| Rack Type | X80 Ethernet Backplane |
| Module Capacity | 12 Slots |
| Application | M580 / X80 Automation System |
| Dimensions | 503.2 × 19 × 105.11 mm |
| Weight | 1.377 kg |
Product Features
- 12-slot X80 rack configuration for larger modular automation stations.
- Provides common backplane connections for compatible X80 modules.
- Suitable for building expanded Modicon M580 control stations.
- Supports mixed installation of I/O and communication modules according to the selected system architecture.
- Gives engineers additional rack capacity for future system expansion.
- Reduces the need for point-to-point interconnection between modules installed in the same rack.
- Supports structured control cabinet layouts for centralized automation equipment.
- Individual modules can be removed or replaced while the backplane remains installed.
Working Principle
The BMEXBP1200 functions as the shared infrastructure of an X80 station rather than as an independent processing or I/O device. Installed modules connect to the backplane, allowing the station components to exchange information through the rack architecture.
Power Supply → BMEXBP1200 Backplane → Processor / I/O / Communication Modules → Field Equipment and Network
During operation:
- The rack power supply energizes the installed modules.
- The processor communicates with the I/O and other supported modules through the backplane.
- Digital and analog I/O modules exchange field data with sensors and actuators.
- Communication modules provide interfaces to external networks and equipment.
- The backplane maintains the internal module connections needed for coordinated station operation.
The rack therefore acts as the central hardware connection point for the modules installed in the station. If several modules develop problems simultaneously, the backplane and rack power path should be considered during troubleshooting.
Role in a Modicon M580 Control Architecture
The BMEXBP1200 forms the rack-level infrastructure for a larger X80 station in a Modicon M580 control architecture.
M580 Processor → BMEXBP1200 → X80 I/O / Communication Modules → Field Devices / Industrial Network
| System Element | Typical Function |
|---|---|
| M580 Processor | Runs the application logic and manages control tasks |
| BMEXBP1200 | Provides rack mounting positions and internal module connections |
| X80 Power Supply | Supplies operating power to the station |
| Digital I/O Modules | Handle discrete input and output signals |
| Analog I/O Modules | Interface with continuous process signals |
| Communication Modules | Connect the station with external systems and networks |
| Ethernet Network | Transfers control and diagnostic information |
| Terminal Blocks | Connect field wiring to I/O modules |
| Field Devices | Sensors, valves, switches, motors, and other equipment |
Industrial Applications
| Application | Typical Use |
|---|---|
| Process Automation | Large M580 stations with multiple I/O and communication interfaces |
| Water and Wastewater | Pump, valve, instrumentation, and remote station control |
| Manufacturing | Production lines requiring a combination of discrete, analog, and communication modules |
| Material Handling | Conveyor and automated handling systems with distributed field signals |
| Energy Systems | Control cabinets integrating multiple monitoring and communication interfaces |
| Chemical Processing | Process control stations with extensive instrumentation |
| Packaging Machinery | Machine control systems requiring multiple I/O interfaces |
| Infrastructure Automation | Large control panels for utility and infrastructure equipment |
| Transportation Systems | Modular control stations for monitoring and equipment management |
Installation and Maintenance
- Verify that the BMEXBP1200 matches the intended Modicon X80/M580 architecture.
- Confirm the required module arrangement before mounting the rack.
- Install the backplane securely in the control cabinet.
- Check the rack orientation and mounting position before inserting modules.
- Install the compatible power supply and other required system modules.
- Seat each module firmly against the backplane connectors.
- Inspect connectors for contamination, damage, or abnormal wear during maintenance.
- Confirm that all installed modules are mechanically secured.
- Check power distribution and grounding before commissioning the station.
- After startup, verify that the processor recognizes the installed modules correctly.
- If several modules report communication or power errors together, inspect the backplane and rack power path before replacing individual modules.
- During scheduled maintenance, check mounting hardware, connectors, module seating, and signs of overheating.
- Replace the backplane if physical damage or persistent rack-level connection faults are identified.
Because multiple modules share the rack infrastructure, a backplane or rack power problem can affect several devices at the same time. Simultaneous faults across otherwise unrelated modules are therefore a useful indication that the common rack infrastructure should be inspected.
Related Components
| Component | Function |
|---|---|
| Modicon M580 Processor | Executes control logic and manages the automation station |
| X80 Power Supply | Provides power for the rack and installed modules |
| X80 Digital I/O Modules | Interface with discrete field devices |
| X80 Analog I/O Modules | Interface with analog instruments and process signals |
| X80 Communication Modules | Provide additional industrial communication interfaces |
| Remote I/O Adapter | Connects compatible remote X80 stations |
| Ethernet Switch | Provides network connections between automation devices |
| X80 Terminal Blocks | Provide field wiring interfaces |
| Control Expert | Configures and programs M580/X80 systems |
| HMI / SCADA | Provides operator visualization and supervisory functions |
Recommended Related Models
| Model / Series | Product Type | Typical Application |
|---|---|---|
| BMEXBP0602 | Modicon X80 Backplane | Compact M580/X80 station |
| BMEXBP0800 | Modicon X80 Backplane | Medium-capacity X80 module installation |
| BMEXBP1002 | Modicon X80 10-Slot Rack | Expanded X80 station with multiple modules |
| BMEXBP1200 | Modicon X80 12-Slot Rack | Larger M580/X80 rack configuration |
| BMXBP0600 | Modicon X80 Backplane | Standard X80 rack applications |
| BMXBP0800 | Modicon X80 Backplane | Medium-sized X80 station configurations |
| BMXBP1200 | Modicon X80 Backplane | Larger X80 station configurations |
| Modicon X80 Series | Modular I/O Platform | M580 local and remote I/O architectures |
Key Advantages
- 12-slot capacity supports larger X80 module configurations.
- Provides a common internal connection structure for compatible modules.
- Well suited to M580 control cabinets with extensive I/O requirements.
- Leaves greater room for adding communication or I/O functions during system expansion.
- Helps maintain an organized modular cabinet architecture.
- Simplifies module-level maintenance without requiring replacement of the complete rack assembly.
Technical FAQs
What is the difference between the BMEXBP1200 and a smaller X80 backplane?
The primary difference is the available module capacity. The BMEXBP1200 provides 12 slots, making it appropriate for M580/X80 stations that require more installed modules than a smaller rack can accommodate.
Does the BMEXBP1200 process field signals by itself?
No. The BMEXBP1200 is a backplane rack rather than a processor or I/O module. Field signal processing is handled by the compatible processor and I/O modules installed on the rack.
When is a 12-slot rack preferable for an M580 project?
A 12-slot rack is useful when the control station contains a larger combination of digital I/O, analog I/O, communication, and other X80 modules, or when additional rack capacity is needed for planned future expansion.
What should be investigated if several BMEXBP1200-mounted modules fail at the same time?
Check the common infrastructure first, including rack power, module seating, backplane connectors, grounding, and related configuration. Multiple simultaneous module faults can indicate a rack-level problem rather than independent failures of several modules.