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Product Introduction
The Schneider Electric BMXCRA31210C is a powerful Ethernet I/O Head Module designed for the Modicon X80 series within the Modicon M340 and M580 automation systems. As a key component in distributed I/O architectures, this module connects remote I/O islands via Ethernet, enabling decentralized control while ensuring real-time data transmission and system integrity.
Capable of supporting high-speed communication over Modbus TCP/IP and Ethernet/IP protocols, the BMXCRA31210C offers outstanding performance for demanding industrial applications. It facilitates easy integration into complex networked environments and supports flexible topologies including daisy chaining, star, and ring configurations.
Built to Schneider’s high reliability standards, this module is robust, compact, and ideal for harsh industrial environments, providing a dependable interface between the processor and remote I/O drops in a transparent, scalable fashion.
Product Specifications
| Parameter | Specification |
|---|---|
| Model | BMXCRA31210C |
| Product Family | Modicon X80 Series |
| Product Type | Ethernet Remote I/O Head Module |
| Processor Compatibility | Modicon M340, M580 |
| Communication Protocols | Modbus TCP/IP, Ethernet/IP |
| Network Interface | Dual-port Ethernet (RJ45) |
| Transmission Rate | 10/100 Mbps Full Duplex |
| Topology Supported | Daisy Chain, Ring, Star |
| Maximum Number of I/O Modules | Up to 16 per drop |
| Backplane Current | 440 mA at 3.3 V DC |
| Power Supply Requirement | Supplied by backplane |
| Integrated Switch | Yes (dual port for line or ring configuration) |
| Firmware Update Capability | Yes, via Ethernet |
| Mounting Type | DIN Rail (35 mm) |
| Status Indicators | Module Status, Network Status, Activity LEDs |
| Ambient Operating Temp. | 0°C to +60°C (32°F to 140°F) |
| Storage Temperature | -40°C to +85°C (-40°F to +185°F) |
| Humidity | 5%–95% non-condensing |
| IP Rating | IP20 |
| Certifications | CE, UL, CSA, ATEX, RoHS |
| Dimensions (W x H x D) | 87.5 x 32 x 100 mm |
| Weight | 0.225 kg |
| Material | Self-extinguishing thermoplastic UL 94-V0 |
Product Applications
The BMXCRA31210C module is engineered for integration into Ethernet-based industrial automation networks and is ideal for the following applications:
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Distributed I/O Systems – Establishes Ethernet communication with remote drops in Modicon architectures.
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Process Automation – Used in oil & gas, water treatment, and chemical industries for real-time monitoring and control.
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Manufacturing Lines – Enables high-speed I/O updates in automotive, food, and packaging lines.
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Smart Grids – Integrates with energy management and substation automation equipment.
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Material Handling Systems – Interfaces with conveyor, sorter, and robotic systems for decentralized control.
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Infrastructure Automation – Facilitates remote monitoring in transportation and utilities.
Product Advantages
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High-Speed Ethernet Communication: Ensures fast, deterministic data exchange across remote I/O.
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Flexible Topology Support: Allows scalable architectures with daisy chain, ring, or star layouts.
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Dual Ethernet Ports: Embedded switch functionality reduces need for external network switches.
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Compact and Modular Design: Optimized for space-saving installations in control cabinets.
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Rugged Construction: Built to withstand industrial temperatures and vibration conditions.
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Easy Firmware Upgrade: Supports remote firmware updates for future functionality and security.
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Full Integration with Modicon PLCs: Seamless operation with M340 and M580 processors.
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Real-Time Diagnostics: LEDs and software diagnostics help detect issues quickly.
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Reduced Wiring Complexity: Centralizes remote device communication through Ethernet.
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Global Compliance: Approved for use in multiple global markets with certifications like UL and ATEX.
Frequently Asked Questions (FAQ)
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What is the function of the BMXCRA31210C?
It serves as an Ethernet I/O head module to connect distributed I/O drops to a Modicon controller. -
Which PLCs are compatible with this module?
It supports both the Modicon M340 and Modicon M580 automation platforms. -
Does the module support dual Ethernet ports?
Yes, it includes two RJ45 ports for flexible network topology and redundancy. -
What protocols does it use for communication?
It supports Modbus TCP/IP and EtherNet/IP protocols. -
How many I/O modules can be connected to each drop?
Up to 16 I/O modules can be installed on a single remote drop. -
Is firmware upgradable?
Yes, firmware updates can be performed via Ethernet. -
Can this module be used in a ring network configuration?
Absolutely. It supports ring topology with embedded switch redundancy. -
What is the maximum transmission speed?
The Ethernet ports support 10/100 Mbps full duplex. -
Does the unit require an external power supply?
No, power is supplied directly from the backplane. -
What type of mounting is supported?
The module is designed for 35 mm DIN rail mounting.
Recommended Related Models (Same Series or Compatible Units)
| Model Number | Description | Protocols | Max I/O | Weight (kg) |
|---|---|---|---|---|
| BMXCRA31200 | Basic Ethernet I/O Head Module | Modbus TCP | 16 Modules | 0.15 |
| BMXCPS2000 | Power Supply Module for X80 Racks | – | – | 0.28 |
| BMXNOM0200 | Modbus Serial Communication Module | Modbus RTU | – | 0.2 |
| BMXERT1604 | Ethernet Remote Output Module (16-ch relay) | Ethernet/IP | 16 Outputs | 0.34 |
| BMXPRA0100 | Redundancy Adapter Module for X80 | – | – | 0.18 |
| BMXDDI1602 | 16-channel 24V DC Discrete Input Module | – | – | 0.2 |
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