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- Schneider
- BMXART0814H
- Analog Isolated Low Level Input Module
- France
- 100 × 32 × 86 mm
- 0.165 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Schneider BMXART0814H Modicon X80 Analog Isolated Low Level Input Module is an analog input module used to acquire low-level signals from field instrumentation within a Modicon X80 automation system. It brings measurement information from sensors and transmitters into the PLC for monitoring, control logic, alarm handling, and process calculations.
The module is suited to applications where multiple low-level analog measurements need to be integrated into a modular PLC architecture. Typical installations include process machinery, production equipment, utility systems, and control panels where field measurements must be collected and processed by the automation controller.
Within the X80 platform, the BMXART0814H sits between field instruments and the controller. The module handles the input acquisition stage, while the PLC CPU processes the resulting data according to the application program. Operators can then access the values through an HMI or supervisory system when the control architecture includes one.
For maintenance work, the input module can be checked alongside the field transmitter, wiring, terminals, and PLC configuration. This helps distinguish an actual I/O module fault from problems originating elsewhere in the analog measurement loop.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Schneider Electric |
| Model | BMXART0814H |
| Product Family | Modicon X80 |
| Product Series | BMXART |
| Product Type | Analog Isolated Low Level Input Module |
| Primary Function | Acquisition of low-level analog field signals |
| System Role | Analog input interface |
| Typical Application | Process monitoring and PLC-based analog signal acquisition |
| Dimensions | 100 × 32 × 86 mm |
| Weight | 0.165 kg |
Product Features
- Modicon X80 analog input module
- Isolated low-level analog input architecture
- Interfaces field instrumentation with the PLC system
- Suitable for continuous analog process measurement
- Supports modular industrial automation installations
- Suitable for machine and process monitoring applications
- Integrates with Schneider Electric Modicon control architectures
- Useful for applications requiring multiple analog measurement points
Working Principle
The BMXART0814H receives low-level analog signals generated by connected field instruments and makes the acquired measurement data available to the Modicon X80 controller.
Field Sensor / Transmitter → BMXART0814H → X80 Backplane → PLC CPU → HMI / SCADA / Control Logic
A field sensor or transmitter generates an electrical signal corresponding to a measured process condition. The BMXART0814H receives the signal through its configured input channel and processes the input so that the controller can use the measurement within the PLC application.
The controller may compare the acquired value with configured limits, use it in calculations, generate alarms, or apply it to an automatic control sequence. In troubleshooting, differences between the physical process value and the PLC value can help determine whether the problem is associated with the instrument loop, wiring, input configuration, or I/O module.
Role in a Modicon X80 Control Architecture
The BMXART0814H serves as the analog acquisition layer between field instrumentation and the Modicon X80 controller. It allows low-level process measurements to become part of the PLC application’s operating data.
Field Instruments → BMXART0814H → Modicon X80 Backplane → CPU → HMI / SCADA / Control Outputs
| System Element | Function |
|---|---|
| Field Sensors / Transmitters | Measure physical process conditions and generate analog signals |
| BMXART0814H | Acquires low-level analog input signals |
| X80 Backplane | Provides the module’s connection to the PLC rack |
| Modicon CPU | Processes acquired values and executes control logic |
| HMI | Displays process measurements and operating information |
| SCADA System | Provides supervisory monitoring and data management |
| Output Modules | Transfer control commands to field equipment |
| Actuators / Equipment | Executes the resulting process-control actions |
Industrial Applications
| Application | Typical Use |
|---|---|
| Process Control Systems | Acquisition of low-level process measurements |
| Manufacturing Machinery | Analog monitoring within PLC-controlled equipment |
| Pumping Systems | Integration of field instrumentation with PLC control |
| Water Treatment | Monitoring of process measurement points |
| Chemical Processing | Analog data acquisition for process supervision |
| Utility Systems | Collection of field measurements |
| Production Lines | Monitoring of analog machine parameters |
| Industrial Control Panels | Modular analog I/O within X80 PLC installations |
Installation and Maintenance
- Confirm that the BMXART0814H is compatible with the intended Modicon X80 hardware configuration.
- Verify the module position in the X80 rack before connecting field wiring.
- Check each field cable against the electrical drawings and channel assignment.
- Verify signal wiring and terminal connections before energizing the system.
- Keep low-level analog cables away from high-current conductors where practical.
- Confirm the channel configuration matches the connected field instrumentation.
- Check grounding and shielding arrangements for the analog signal wiring.
- Compare the PLC value with the actual field measurement during commissioning.
- Inspect terminals for looseness, corrosion, or damaged conductors during maintenance.
- If a reading is abnormal, check the instrument, cable, terminals, configuration, and module in sequence.
- After replacing the module, verify the hardware configuration and application settings before restarting normal operation.
- Test all affected channels and confirm HMI values, alarms, calculations, and control functions after maintenance.
Related Components
| Component | Function |
|---|---|
| Schneider Modicon X80 CPU | Executes PLC control and application logic |
| Modicon X80 Backplane | Connects the analog module to the controller system |
| Analog Sensors | Detect process variables and generate measurement signals |
| Analog Transmitters | Convert process conditions into electrical signals |
| Modicon X80 Power Supply | Supplies the required rack power |
| X80 Analog Output Modules | Sends analog control signals to field equipment |
| Schneider HMI | Displays acquired process data |
| SCADA System | Provides supervisory monitoring and data management |
Recommended Related Models
| Model / Product Family | Product Type | Typical Application |
|---|---|---|
| Schneider Modicon X80 | Modular I/O Platform | Industrial PLC and distributed I/O systems |
| Schneider BMXAMI0410 | Analog Input Module | Analog process signal acquisition |
| Schneider BMXAMI0810 | Analog Input Module | Multi-channel analog input applications |
| Schneider BMXART0414H | Analog Isolated Low Level Input Module | Low-level analog measurement |
| Schneider BMXAMO0410 | Analog Output Module | Analog control signal output |
| Schneider BMXP342020 | Modicon M340 Processor | PLC control and automation applications |
Key Advantages
- Integrates low-level analog signals into Modicon X80 systems
- Provides an isolated analog input interface
- Suitable for process and machine measurement applications
- Supports modular PLC-based analog signal acquisition
- Allows field measurements to be used directly by PLC control logic
- Suitable for industrial monitoring, alarming, and process-control applications
Technical FAQs
What is the difference between a low-level input module and a standard analog input module?
A low-level input module is intended for applications where the connected instrumentation produces lower-level analog measurement signals. The field instrument and required signal type should always be matched with the module’s supported configuration before installation.
How should a technician troubleshoot a channel that remains at an unexpected value?
The field instrument should be checked first, followed by cable continuity, terminal connections, channel configuration, and the module’s communication with the PLC. Comparing the physical measurement with the value seen by the controller helps isolate the source of the problem.
What should be considered when installing the BMXART0814H in a noisy industrial environment?
Low-level analog signals can be affected by electrical interference. Proper cable routing, shielding, grounding, terminal integrity, and separation from high-power wiring should therefore be considered during installation.
What needs to be verified after replacing a BMXART0814H?
Verify the rack position, hardware configuration, channel settings, field wiring, PLC input values, and associated HMI or SCADA displays. Any alarms or control functions using the affected measurements should also be tested before the equipment is returned to normal operation.