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- BMXP342030
- Processor Module
- France
- 104 × 100 × 33 mm
- 0.215 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Schneider BMXP342030 Modicon M340 Processor Module is the central processing component of a Modicon M340 automation system. It executes the PLC application program, processes input and internal data, and determines the control actions required by the connected machine or process.
Within an M340 station, the processor works with the rack, power supply, I/O modules, communication modules, and programming environment. Field signals are acquired through the configured I/O system, processed according to the application logic, and converted into control commands for connected outputs and equipment.
The processor can be used in machine automation, production equipment, material handling, process control, and other applications where a modular PLC architecture is required. Its role extends beyond simple signal processing because it coordinates the execution of the control program and the exchange of data between different parts of the automation system.
For commissioning and maintenance, the BMXP342030 provides the processing point from which PLC application execution can be evaluated. Program status, processor diagnostics, I/O states, and communication conditions can be checked together to determine whether a control problem originates in the application or another part of the M340 system.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Schneider Electric |
| Model | BMXP342030 |
| Product Family | Modicon M340 |
| Product Type | Processor Module |
| Primary Function | PLC application processing and control |
| System Role | Central PLC processor |
| Typical Application | Machine and process automation |
| Dimensions | 104 × 100 × 33 mm |
| Weight | 0.215 kg |
Product Features
- Processor module for Modicon M340 PLC systems
- Executes PLC application and control logic
- Coordinates data exchange between the processor and configured I/O
- Works with Modicon M340 communication and I/O modules
- Suitable for modular machine and process automation architectures
- Supports centralized PLC control within an M340 station
- Provides a processor-level point for application diagnostics
- Suitable for control-system commissioning and maintenance
Working Principle
The BMXP342030 executes the programmed PLC application cyclically, using data received from connected inputs and internal system information to determine the required control actions. The resulting output commands are transferred to the configured output and communication interfaces.
During operation, field signals enter the M340 system through its I/O architecture. The processor evaluates these signals against the programmed control logic, timers, counters, interlocks, and other application conditions. It then updates the appropriate outputs or communicates information to other system components.
Field Inputs → M340 I/O → BMXP342030 Processor → PLC Application Logic → Outputs / Communication Modules → Machine Equipment
The processor also manages internal application data and exchanges information with configured communication functions. A fault affecting the processor can therefore influence multiple areas of the automation system, making processor diagnostics an important part of system troubleshooting.
Role in a Modicon M340 PLC Control Architecture
The BMXP342030 forms the processing core of the Modicon M340 PLC architecture. It coordinates the application logic between field I/O, communication modules, and connected machine equipment.
Sensors / Field Devices → M340 Input Modules → BMXP342030 → M340 Output Modules / Communication Modules → Actuators / Networked Equipment
| System Element | Function |
|---|---|
| Field Sensors | Provide process and machine feedback |
| M340 Input Modules | Acquire field signals |
| BMXP342030 | Executes PLC application and control logic |
| M340 Output Modules | Send control commands to field equipment |
| Communication Modules | Exchange data with external automation devices |
| HMI / SCADA | Provides monitoring and operator interaction |
| Actuators | Perform commands generated by the PLC |
Industrial Applications
| Application | Typical Use |
|---|---|
| Machine Automation | Sequencing and control of automated machinery |
| Packaging Machinery | Coordinating sensors, actuators, and machine sequences |
| Production Lines | Central PLC control for distributed machine functions |
| Material Handling | Conveyor and equipment sequencing |
| Process Automation | Monitoring and control of industrial processes |
| Water and Infrastructure | Control of pumps, valves, and distributed equipment |
| Manufacturing Systems | Centralized control of production equipment |
| OEM Control Panels | PLC processing within packaged machine control systems |
Installation and Maintenance
- Confirm that the BMXP342030 is suitable for the intended Modicon M340 system configuration.
- Isolate the PLC station before removing or installing the processor.
- Verify the rack and module arrangement before installation.
- Inspect the processor and its connection points for physical damage.
- Ensure that the processor is correctly seated in the M340 rack.
- Restore power and check processor status indicators during commissioning.
- Verify that the expected PLC application is loaded and executing correctly.
- Check I/O communication and connected module status after processor startup.
- Verify communication between the processor and required network equipment.
- Back up the existing application and configuration before replacement where applicable.
- Investigate processor faults by checking diagnostics, application status, power, rack configuration, and connected modules.
- After replacement, perform an application, I/O, communication, and machine-function test before returning the control system to normal operation.
Compatible System Components
| Component | Function |
|---|---|
| Modicon M340 Rack | Provides the processor and module installation platform |
| BMXP342030 | Executes PLC application and control logic |
| M340 Power Supply | Supplies operating power to the PLC station |
| Modicon X80 I/O Modules | Interfaces with field sensors and actuators |
| M340 Communication Modules | Provides network and device communication |
| HMI Terminal | Provides operator monitoring and control |
| Engineering PC | Supports PLC programming and diagnostics |
| Ethernet / Network Equipment | Connects the PLC with external automation devices |
Recommended Related Models
| Model / Product Family | Product Type | Typical Application |
|---|---|---|
| Schneider BMXP34 Series | Modicon M340 Processor | PLC application execution |
| Schneider Modicon M340 | PLC Platform | Machine and process automation |
| Schneider BMXCPS Series | M340 Power Supply Module | PLC station power |
| Schneider BMXDDI Series | Discrete Input Module | Digital field signal acquisition |
| Schneider BMXDDO Series | Discrete Output Module | Digital equipment control |
| Schneider BMXART Series | Analog Input Module | Analog process signal acquisition |
| Schneider BMXNOE Series | Ethernet Communication Module | Ethernet networking |
| Schneider BMXNOC Series | Ethernet Communication Module | Industrial network communication |
Key Advantages
- Provides central PLC processing for a Modicon M340 automation station
- Executes application logic and coordinates machine-control functions
- Integrates with M340 I/O and communication modules
- Supports centralized control of distributed field equipment
- Provides processor-level diagnostics for commissioning and maintenance
- Suitable for machine, production, and process automation applications
Technical FAQs
What is the role of the BMXP342030 in an M340 system?
The BMXP342030 acts as the PLC processor, executing the application program and coordinating data between the M340 I/O, communication interfaces, and controlled equipment.
What happens to the control system if the BMXP342030 stops executing the application?
The processor can no longer execute the PLC control logic normally, so the behavior of connected outputs and equipment depends on the configured system response and application design. Processor diagnostics should be checked before restoring the machine to service.
How should a BMXP342030 replacement be commissioned?
The replacement should be installed in the correct M340 rack configuration, followed by restoration or verification of the required PLC application and configuration. I/O operation, communication functions, and the complete machine sequence should then be tested.
What is the relationship between the BMXP342030 and M340 I/O modules?
The processor executes the application logic using information acquired through the M340 I/O architecture. It then generates the control commands that are delivered through the appropriate output modules or communication interfaces to the field equipment.