Schneider Electric BMXNOM0200 Technical Specifications
General Parameters
Product Type: Modbus Communication Module (for Modicon M340 PLC)

Protocols Supported:

Modbus TCP/IP (Master/Slave)

Modbus RTU (Master only)

Mounting: DIN rail (standard 35mm)

Operating Temperature: -20°C to +60°C (-4°F to +140°F)

Storage Temperature: -25°C to +70°C (-13°F to +158°F)

Relative Humidity: 5% to 95% (non-condensing)

Vibration Resistance: Compliant with IEC 60068-2-6

Shock Resistance: Compliant with IEC 60068-2-27

Ethernet (Modbus TCP/IP) Interface
Port: 1x RJ45 (10/100 Mbps auto-negotiation)

Protocol: Modbus TCP/IP (IPv4)

Max. Connections: Up to 16 simultaneous clients (slave mode)

IP Assignment: Static or DHCP

Serial (Modbus RTU) Interface
Port: 1x RS-485 (2-wire)

Baud Rate: 1.2 kbps to 115.2 kbps (configurable)

Data Format: 8 data bits, parity (even/odd/none), 1 stop bit

Max. Devices: Up to 32 slaves (RTU network)

Electrical Characteristics
Power Supply: 24V DC (±20%)

Power Consumption: ~3W

Isolation: 1500V DC (between Ethernet/serial/power)

LED Indicators
PWR (Power): Green (ON = powered)

ETH (Ethernet): Green/Yellow (Link/Activity)

COM (Serial): Green (RTU communication)

ERR (Error): Red (fault detection)

Certifications & Standards
EMC: Complies with EN 61000-6-2, EN 61000-6-4

Safety: UL, CE, cULus, RoHS