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- BMEP584040
- Standalone Processor
- France
- 134.6 × 64.6 × 130.3 mm
- 0.849 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Schneider BMEP584040 is a Modicon M580 Standalone Processor used as the central processing unit of an M580 automation system. It executes the application program, manages distributed control tasks, and coordinates communication with Ethernet devices and remote I/O stations.
The processor is suited to control architectures where a single M580 CPU manages local X80 I/O together with distributed equipment connected through the industrial Ethernet network. Its Level 4 processing capacity supports systems with substantial I/O and communication requirements without requiring a Hot Standby CPU configuration.
The BMEP584040 supports up to 16 remote I/O racks and communication with up to 61 Ethernet devices, making it suitable for larger machine-control and process-control installations where field equipment is distributed across several network locations.
In an existing Modicon M580 installation, the processor is mounted in the CPU position of the main local rack and works together with the M580 power supply, X80 I/O modules, Ethernet communication infrastructure, and engineering software. It is also relevant for replacement projects where an existing M580 processor needs to be maintained or upgraded within a compatible architecture.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Brand | Schneider Electric |
| Product Series | Modicon M580 |
| Model | BMEP584040 |
| Product Type | Standalone Processor |
| Processor Level | Level 4 |
| Application | PAC / Industrial Automation Control |
| Memory Size | 16 MB |
| Ethernet Devices | Up to 61 |
| Remote I/O Racks | Up to 16 X80 and Quantum remote racks |
| CPU Architecture | Standalone M580 |
| Dimensions | 134.6 × 64.6 × 130.3 mm |
| Weight | 0.849 kg |
Product Features
- Modicon M580 standalone processor for centralized PAC control.
- Level 4 processing capacity for demanding automation applications.
- Supports up to 16 MB memory for application and control functions.
- Supports communication with up to 61 Ethernet devices.
- Handles up to 16 remote I/O racks using supported M580 architecture.
- Integrates with Modicon X80 I/O modules and associated M580 components.
- Suitable for distributed Ethernet-based control architectures.
- Installed in the dedicated CPU position of the M580 main local rack.
- Supports applications using both local and remote I/O resources.
- Compatible with Schneider Electric engineering and configuration environments for M580 systems.
Working Principle
The BMEP584040 operates as the central execution unit of the M580 PAC. The application program is executed by the processor while input information is collected from local and remote I/O devices. Based on the programmed logic, the CPU updates outputs and exchanges data with distributed Ethernet equipment.
Sensors / Field Devices → X80 I/O → BMEP584040 → Control Logic → Outputs / Ethernet Devices
A typical control cycle involves several coordinated functions:
- Input data is received from local and remote I/O modules.
- The processor executes the configured application logic.
- Internal variables, timers, counters, and control calculations are processed according to the application program.
- Output commands are transferred to the appropriate I/O modules.
- Ethernet-connected devices exchange process and diagnostic information with the controller.
- Remote I/O stations receive updated control information through the M580 network architecture.
- Diagnostic and status information can be accessed by engineering or supervisory systems.
The processor therefore acts as the decision-making center of the control system rather than as a standalone I/O interface.
Role in a Modicon M580 Control Architecture
The BMEP584040 occupies the CPU position in a standalone M580 architecture and coordinates local control, remote I/O, and Ethernet-connected equipment.
M580 Power Supply → BMEP584040 → Local X80 I/O / Ethernet Network → Remote I/O → Field Equipment
| System Element | Function |
|---|---|
| M580 Power Supply | Supplies power to the local rack |
| BMEP584040 | Executes application logic and coordinates system control |
| Local X80 I/O | Interfaces directly with field signals |
| Ethernet Network | Connects distributed control equipment |
| Remote I/O Racks | Extends I/O acquisition and control to remote locations |
| Ethernet Devices | Exchanges process or diagnostic data with the CPU |
| Engineering Station | Provides configuration, programming, and diagnostics |
| Field Equipment | Performs sensing, actuation, and process operations |
Industrial Applications
| Application | Typical Use |
|---|---|
| Process Automation | Central control of distributed process I/O |
| Water and Wastewater | Pump, valve, instrumentation, and remote station control |
| Manufacturing Lines | Coordinating machines, sensors, drives, and production I/O |
| Material Handling | Conveyor, sorting, and distributed equipment control |
| Energy and Utility Systems | Monitoring and control of geographically distributed assets |
| Building and Infrastructure | Centralized automation with distributed Ethernet equipment |
| Packaging Machinery | Machine sequencing and coordination of field I/O |
| Chemical Processing | Process sequencing and distributed instrumentation |
| Large Machine Systems | Coordinating local and remote machine control stations |
Installation and Maintenance
- Install the BMEP584040 in the designated CPU position of the M580 main local rack.
- Confirm that the rack power supply and backplane configuration are compatible with the processor.
- Check the processor model before replacing an existing M580 CPU.
- Verify the firmware and Control Expert version requirements for the installed application.
- Confirm the Ethernet network configuration before connecting distributed equipment.
- Check addressing and communication parameters for remote I/O stations.
- Make sure the CPU is correctly seated in the rack before energizing the system.
- Inspect connectors and network cables for physical damage or loose connections.
- Back up the existing application program and configuration before processor replacement.
- Review diagnostic information after startup to identify configuration or communication faults.
- Check local and remote I/O status before returning the controlled equipment to automatic operation.
- Monitor Ethernet communication when troubleshooting distributed-device problems.
- Keep the processor and surrounding rack area free from contamination that could affect installation or cooling conditions.
- Record firmware and application versions during scheduled maintenance to simplify future replacement work.
When a system fails to communicate with remote I/O or Ethernet devices, troubleshooting should distinguish between CPU configuration, network communication, rack configuration, firmware compatibility, and field-device faults rather than treating the processor as the only possible source.
Related Components
| Component | Function |
|---|---|
| Modicon M580 Power Supply | Supplies the local rack |
| Modicon X80 I/O Modules | Provides local and remote field I/O |
| M580 Local Rack | Provides the CPU and I/O mounting platform |
| M580 Remote I/O Adapter | Interfaces remote X80 I/O stations |
| Ethernet Communication Modules | Extends network connectivity within the M580 system |
| Ethernet Switch | Connects distributed Ethernet devices |
| Modicon X80 Terminal Blocks | Provides field wiring connections |
| EcoStruxure Control Expert | Configures and programs the M580 controller |
| HMI / SCADA System | Provides operator visualization and supervisory data |
| Field Sensors and Actuators | Supplies process inputs and receives control outputs |
Recommended Related Models
| Model / Series | Product Type | Typical Application |
|---|---|---|
| Schneider BMEP582040 | M580 Standalone Processor | Lower-capacity M580 control systems |
| Schneider BMEP583040 | M580 Standalone Processor | Distributed automation applications |
| Schneider BMEP584040 | M580 Standalone Processor | Level 4 M580 control architectures |
| Schneider BMEP585040 | M580 Standalone Processor | Higher-capacity M580 remote I/O systems |
| Schneider BMEP586040 | M580 Standalone Processor | Large-scale M580 RIO architectures |
| Schneider BMEH584040 | M580 Hot Standby Processor | High-availability control systems |
| Schneider BMEP584040S | M580 Safety Processor | M580 safety automation applications |
| Schneider BMX X80 Series | I/O Modules | Local and remote signal acquisition and control |
Key Advantages
- Centralizes application execution within a Modicon M580 control architecture.
- Supports distributed Ethernet-based automation systems.
- Handles substantial local and remote I/O requirements.
- Supports up to 16 remote I/O racks in the applicable architecture.
- Supports communication with up to 61 Ethernet devices.
- Works with Modicon X80 I/O and M580 network components.
- Suitable for process, infrastructure, manufacturing, and distributed machine-control applications.
- Provides a practical processor platform for maintaining existing M580 installations.
Technical FAQs
What is the difference between the BMEP584040 and an M580 Hot Standby processor?
The BMEP584040 is a standalone processor intended for single-CPU M580 architectures. An M580 Hot Standby processor belongs to a redundant control architecture where paired CPUs are used to improve system availability. The two configurations should not be treated as interchangeable replacements.
How many remote I/O racks can the BMEP584040 support?
The BMEP584040 supports up to 16 remote I/O racks within the applicable M580 architecture. The actual achievable configuration also depends on the selected I/O structure, network topology, and system design.
Where is the BMEP584040 installed in an M580 system?
The processor is installed in the dedicated CPU position of the main local M580 rack, directly associated with the rack power supply. It is not intended to be installed in an arbitrary I/O rack position.
What should be checked before replacing a BMEP584040?
Check the existing application program, processor configuration, firmware compatibility, rack arrangement, Ethernet settings, remote I/O topology, and connected equipment. A processor replacement should also include an application backup and post-installation verification of both local and distributed I/O communication.