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Phone：+86 17062388866Description
The BACHMANN ME203CN is a ruggedized modular Ethernet switch designed for mission-critical industrial networks in extreme environments. As part of Bachmann’s M1 System, this 6-port managed switch delivers deterministic communication for real-time control systems across rail, energy, and heavy machinery applications. The ME203CN features hardened industrial-grade components with conformal coating (denoted by “CN” suffix), protecting against humidity, dust, and corrosive atmospheres. Its dual-power inputs (24 VDC) with integrated redundancy support continuous operation during power fluctuations, while advanced networking capabilities including IEEE 1588 PTPv2 synchronization, VLAN segmentation, and QoS prioritization ensure seamless data flow for time-sensitive protocols like PROFINET IRT and EtherCAT. Engineered for -40°C to +70°C operation with vibration resistance (5g @ 150Hz), this switch maintains network integrity in locomotives, wind turbines, and mobile equipment where standard switches fail.
BACHMANN ME203CN
Technical Specifications
| Parameter Name | Parameter Value |
| Product Model | BACHMANN ME203CN |
| Manufacturer | Bachmann Electronic GmbH |
| Product Type | Managed Industrial Ethernet Switch |
| Port Configuration | 6 × 10/100/1000BASE-T (RJ45) |
| Switching Capacity | 12 Gbps |
| Packet Forwarding Rate | 8.9 Mpps |
| Redundancy Protocols | MRP, PRP, HSR, RSTP |
| Real-Time Synchronization | IEEE 1588 PTPv2 (Transparent Clock) |
| Power Supply | 24 VDC (18–36 V range), dual redundant inputs |
| Power Consumption | 5W typical |
| Operating Temperature | -40°C to +70°C (-40°F to +158°F) |
| Protection Rating | IP40 (chassis), IP65 (front panel) |
| Certifications | EN 50155 (rail), DNV-GL (marine), UL 61010-1 |
| Shock/Vibration | 5g/2g (IEC 61373 Cat 1B) |
| Management | WebGUI, CLI, SNMP v3, Modbus TCP |
| Conformal Coating | Yes (IEC 60721-3-4 Class 4F4) |
Main Features and Advantages
Deterministic Networking: Hardware-based IEEE 1588 PTPv2 achieves <500ns>
Extreme Environment Resilience:
Conformal coating protects against salt spray and chemical corrosion
-40°C cold-start capability without heaters
100% tested for 50g shock survivability (EN 50155)
Galvanic isolation (1.5 kV) on all ports
Cybersecurity Hardening:
Role-based access control with RADIUS/TACACS+
Port security (MAC lockdown) and DHCP snooping
Signed firmware updates and audit trails
VLAN segmentation for OT/IT convergence
Application Field
The ME203CN secures networks in harsh operational environments:
Rail Transport: Onboard train control networks (ETCS, CBTC) with EN 50155 compliance
Wind Energy: Turbine nacelle networks exposed to vibration, lightning, and temperature swings
Marine Systems: Engine control rooms and bridge networks (DNV-GL certified)
Mobile Machinery: Electrification systems for mining trucks and cranes
Power Substations: IEC 61850-3 compliant process bus communications
BACHMANN ME203CN
Related Products
BACHMANN ME102CN: 5-port compact managed switch for space-constrained installations
BACHMANN M1 PPC Rack: Modular controller platform for ME203CN integration
BACHMANN IF210: Fieldbus gateway (PROFIBUS/CANopen to Ethernet)
BACHMANN PS24/5.0: Redundant 24V/5A power supply
BACHMANN CF32: Industrial SD card for switch configuration backup
BACHMANN M1 Toolbox: Configuration software suite
BACHMANN ES205-2: Ethernet surge protector for lightning-prone areas
BACHMANN CU24-L: Climate control unit for enclosure temperature management
