BMXNOR0200H Modicon X80 Remote I/O RTU Serial Module by Schneider Electric
The BMXNOR0200H is a remote terminal unit (RTU) serial module from the Schneider Electric Modicon X80 series. It brings Modbus RTU communication to distributed I/O systems. The module fits M340 and M580 platforms. It comes with a conformal coating for harsh environments. This single-slot module uses one RS232/RS485 port. It draws power from the X-bus backplane. The BMXNOR0200H is an active lifecycle product. Last verified: 2026-09.
Technical Specifications
| Brand | Schneider Electric |
| Model | BMXNOR0200H |
| Series | Modicon X80 |
| Module Type | Remote I/O RTU Serial Module |
| Communication Ports | 1 x RS232/RS485 |
| Protocols | Modbus RTU |
| Application Channels | 1 |
| Slot Occupation | 1 slot |
| Coating | Conformal coating for harsh environments |
| Supply Voltage | 24 V DC via backplane |
| Power Consumption | 1.9 W |
| Bus Current | 80 mA at 24 V DC |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | -25°C to +70°C |
| Relative Humidity | 5% to 95% non-condensing |
| Protection Rating | IP20 |
| Backplane | X-bus |
| Dimensions (H x W x D) | 100 x 28 x 93 mm |
| Weight | 0.15 kg |
| Lifecycle | Active, shared I/O platform for M340 and M580 |
Note on specifications: This module does not measure physical variables like pressure or flow. It handles serial communication. The RS232/RS485 port supports baud rates up to 115.2 kbps. It offers reliable data transfer in industrial settings. The conformal coating protects against moisture, dust, and chemicals. This makes it suitable for tough environments.
Installation Guide
- Mount the module on a Modicon X80 backplane. Use one free slot.
- Connect the RS232/RS485 cable to the front port. Match the pinout for your device.
- Power comes from the 24 V DC backplane. No external supply is needed.
- Set the Modbus RTU address and baud rate in your software.
- Use shielded twisted-pair cable for RS485. Keep cable runs short.
- Do not exceed 60°C ambient temperature. Provide proper ventilation.
Commissioning and Maintenance
Startup is simple. The module works with Unity Pro and EcoStruxure Control Expert. You can configure it as a remote I/O drop. The BMXNOR0200H supports hot swapping. This reduces downtime. For maintenance, check the LED indicators. They show power, activity, and error status. Clean the module with a dry cloth. Do not use solvents on the conformal coating. The module has no moving parts. It needs minimal service.
Diagnostics and Troubleshooting
The module offers basic diagnostics. Front LEDs show communication activity. You can read status words in your PLC program. These words report parity errors, framing errors, and timeouts. Use Modbus function codes to poll the module. If the LED shows a fault, check the cable and address settings. For RS485, verify termination resistors. The BMXNOR0200H does not support advanced self-test. But its robust design ensures long life in industrial use.
Compatibility Notes
- Works with Schneider Electric M340 and M580 PLCs.
- Fits any Modicon X80 backplane with a free slot.
- Supports Modbus RTU master or slave modes.
- Compatible with common SCADA and HMI systems.
- Not compatible with Modbus TCP or Ethernet/IP.
Certifications and Standards
The BMXNOR0200H meets key industrial standards. It carries CE, UL, and CSA marks. It complies with IEC 61131-2 for programmable controllers. The conformal coating meets IEC 60721-3-3 for harsh environments. EMC performance follows IEC 61000-6-2 and IEC 61000-6-4. These certifications ensure safe and reliable operation.
Typical Applications
- Remote I/O drops in process plants.
- Serial communication for legacy Modbus devices.
- Water and wastewater SCADA systems.
- Oil and gas pipeline monitoring.
- Factory automation with distributed control.
- Power generation and substation control.
Why Buy From Oiltech Controls?
Oiltech Controls brings over 15 years of industrial automation spare parts experience. We ship worldwide. We offer tested industrial surplus and refurbished options. Every order includes a 12-month warranty. We verify all technical details before shipment. We support obsolete control systems. Your legacy equipment stays running. For inquiries: info@oiltechcontrols.com or +86 158 8020 0923 (WhatsApp).
FAQ
Q: What is the BMXNOR0200H?
A: It is a remote I/O serial module for Modicon X80. It speaks Modbus RTU over RS232 or RS485.
Q: Which PLCs support this module?
A: Schneider M340 and M580. It also works with any X80 backplane.
Q: Does it need external power?
A: No. It uses 24 V DC from the backplane.
Q: What is the warranty?
A: 12 months from Oiltech Controls.
Q: How fast is shipping?
A: We ship via FedEx, UPS, or DHL. Delivery time depends on your location.
Shipping and Packaging
Each BMXNOR0200H ships in a protective anti-static bag. It comes with a quick start guide. We use FedEx, UPS, or DHL for global delivery. Tracking numbers are provided. Orders dispatch within 1-2 business days after payment. Contact us for bulk orders or special requests.
Package includes: 1 x BMXNOR0200H module, 1 x documentation card.
Warranty: 12 months against defects. Does not cover misuse or improper installation.
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