Schneider Electric Modicon M340 Modules: BMXCRA31210 & Full Series

Name: Schneider Electric Modicon M340 Modules: BMXCRA31210 & Full Series
Brand: Schneider Electric

Model: BMXCRA31210

Brand Schneider Electric

Series Modicon M340

Model BMXCRA31210

RFQ-ready model route Obsolete and surplus sourcing Export follow-up by model list

Product Overview

Commercial availability is handled through direct RFQ, model verification and export-oriented follow-up rather than public cart checkout.

Submit RFQ Email This Model

Datasheet Preview

Use attached product manuals when available. If the manual is not public yet, request the full file directly through RFQ.

Request Full Manual

Commercial Path

Use This Page To Confirm The Model, Then Move To RFQ

Product pages on DRIVEKNMS are designed to verify model, brand and series first, then move the buyer into one clean quotation path.

Technical Dossier

Product Details And Specifications

Schneider Electric Modicon M340 Series Technical Notes

The Evolution of Modicon M340 Architecture

The M340 platform was formally launched circa 2006, built around the BMX backplane bus architecture — a proprietary high-speed parallel bus that differentiates it from the earlier Modicon Premium (TSX) series which used the ISA-derived X-Bus. The M340 rack accepts 4, 6, 8, or 12-slot configurations (BMXXBP0400, BMXXBP0600, BMXXBP0800, BMXXBP1200) and communicates internally at speeds sufficient for deterministic real-time control loops down to 1 ms cycle times.

Early M340 CPUs (BMX P34 1000/2000 series) supported Modbus TCP and CANopen natively. Subsequent firmware revisions added IEC 61131-3 structured text enhancements, redundancy options via the BMXCRA31200/31210 RIO drop adapters, and expanded Ethernet/IP compatibility. The platform reached technical maturity around 2012–2015. As of 2020, Schneider Electric has positioned the Modicon M580 as the strategic successor for new installations, placing the M340 in a sustained-support lifecycle phase. This means OEM replacement parts, particularly communication adapters and specialty I/O modules, are increasingly sourced through specialist distributors rather than standard channels.

Compatibility note: M340 modules are not cross-compatible with Modicon Quantum (140-prefix) or Modicon M580 (BMENOC/BMEP58x) racks. All BMX-prefix modules are exclusive to the M340 backplane.

Modicon M340 Full Catalog & Functionalities — SKU List

CPU / Controller Modules

BMXP341000: M340 CPU, 256 KB application memory, Modbus/CANopen, no Ethernet
BMXP342000: M340 CPU, 512 KB application memory, integrated Ethernet Modbus TCP
BMXP342010: M340 CPU, 512 KB, Ethernet + web server, enhanced diagnostics
BMXP342020: M340 CPU, 1 MB application memory, dual Ethernet ports, IEC 61850 ready
BMXP3420302: M340 CPU, 4 MB memory, Safety-capable variant, SIL2 certified

RIO Drop Adapters / Communication Modules

BMXCRA31200: Ethernet RIO drop adapter, 100 Mbps, standard rack integration
BMXCRA31210: Ethernet RIO drop adapter with enhanced diagnostics, supports hot-standby RIO topology — this listing
BMXNOE0100: Ethernet network module, 10/100 Mbps, Modbus TCP / EtherNet/IP
BMXNOE0110: Ethernet network module with web server and FTP data logging
BMXNRP0200: Fiber optic repeater module for extended RIO segment distances

Digital Input Modules

BMXDDI1602: 16-channel 24 VDC digital input, sink/source, standard density
BMXDDI3202K: 32-channel 24 VDC digital input, high-density, conformal coated
BMXDAI1602: 16-channel 100–120 VAC digital input module

Digital Output Modules

BMXDDO1602: 16-channel 24 VDC transistor output, 0.5 A per channel
BMXDRA0805: 8-channel relay output, 5 A per channel, 24–240 VAC/VDC
BMXDDO3202K: 32-channel 24 VDC transistor output, high-density, conformal coated

Analog Input / Output Modules

BMXAMI0410: 4-channel analog input, ±10 V / 0–20 mA, 12-bit resolution
BMXAMI0800: 8-channel analog input, voltage/current, 16-bit resolution
BMXAMO0210: 2-channel analog output, ±10 V / 0–20 mA, 12-bit
BMXAMO0410: 4-channel analog output, voltage/current, 12-bit resolution

Power Supply Modules

BMXCPS2000: 24 VDC rack power supply, 20 W, standard M340 rack
BMXCPS3500: 100–240 VAC / 125 VDC power supply, 35 W, wide input range
BMXCPS3540T: 100–240 VAC power supply, 35 W, extended temperature (-25°C to +70°C)

Sourcing Hard-to-Find & Obsolete Modicon M340 Parts

DriveKNMS provides documented traceability for all M340 modules, including firmware version records where applicable, to support plant change-management and safety audit requirements.

Quality Control for the Modicon M340 Range

The M340 platform's BMX backplane bus and RIO communication architecture require specialized validation procedures beyond standard power-on testing. DriveKNMS applies the following protocols to all M340 modules prior to dispatch:

Backplane bus integrity test: Each module is seated in a live M340 rack and polled via Unity Pro / EcoStruxure Control Expert to confirm correct module recognition and I/O map registration.
RIO drop adapter validation (BMXCRA31200/31210): Full Ethernet RIO topology simulation, including hot-standby switchover test where applicable, with logged cycle-time measurements.
Analog module calibration check: Input/output accuracy verified against NIST-traceable reference instruments at 0%, 50%, and 100% of rated range.
Firmware version audit: CPU and communication modules are checked for minimum compatible firmware versions per Schneider Electric compatibility matrices.
Thermal burn-in: Modules operated at rated load for minimum 4 hours to screen early-life failures before dispatch review.

Continue The Model Path

Use system, brand and series routes to compare related published models.

Move from this exact model into the matching system hub, brand archive, model-family archive or lifecycle sourcing route before sending a final RFQ list.