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PC3376 LonWorks to Ethernet Communications Gateway

EN 50155 Compliant LonWorks to Ethernet Communications Gateway for Rail Applications on Rail Vehicles.

• Passenger Vehicle Condition Based Monitoring.
• Heating Ventilation Air Conditioning (HVAC) Control Systems.
• Onboard controls for fire protection, power packs and doors.
• Locomotive Performance and Condition Monitoring.
• Trackside Monitoring and SCADA.
• Industrial Control Systems.

• 10/100 Mbps Wired Ethernet in accordance with IEEE 802.3 via M12 D-Code connector.
• One RS232 serial communications port.
• One isolated RS485 serial communications port. 
• Support for LonWorks twisted pair networks.
• Suitable for nominal battery voltages of 24VDC in accordance with EN 50155. 
• Operating temperature range: -40°C to +70°C (+85°C for 10 minutes).
• Connections for RS232 and RS485 via DB9 female connectors. 
• Connections via cage clamp plug socket connectors.
• Conformal Coating. 
• EN 50155 Compliant.


• Operating Temperature Range: -40°C to +70°C (EN50155 Class OT4).
• Switch-on Extended Operating Temperature Range: To +85°C for 10 minutes (EN50155 Class ST1).
• Storage Temperature Range: -40°C to +85°C.
• Relative Humidity: 5% to 95% non-condensing.
• Shock and Vibration: EN 61373:2010 Category 1 – Class B.

Power Supply:

• Nominal Input Voltage: 24 VDC.
• Minimum Input Voltage: 14 VDC (EN50155 Class C1).
• Maximum Input Voltage: 36 VDC.
• Nominal Input Current: 140 mA. 

Processor Features:

• Processor: Freescale Vybrid VF50N, CPU clock: 400MHz, DMIPS: 628.
• NAND Flash: 128 MB.
• DDR3 RAM: 128 MB.
• Non-volatile SRAM: 128 kB.
• Non-volatile Real Time Clock with Supercap.

Communications Ports:

• Ethernet: 10/100 Mbps IEEE 802.3.
• Non-isolated RS232 (TIA-232F): Five-wire with RxD, TxD, RTS and CTS signals.
• Isolated RS485 (TIA-485): Three-wire: A, B and SG. Isolated to 500 VAC.
• LonWorks (Twisted Pair): Configured with LONA, LONB and shield connections.


• Enclosure Material: Extruded Aluminium with Anodised Screen Printed Lid.
• Product dimensions: 184mm x 204mm x 64mm (with plug connectors installed).
• Weight: 0.8 kg (without plug connectors).

Ingress Protection (IP) Rating:

• IP20 (in accordance with EN 60529).


• MTBF: 424,448 hrs @ 40°C Standard: Telcordia SR-332 Issue 2 – Parts Count Method.


• Plug/socket cage clamp connections (2.5 mm² max.) on a 5.08mm pitch.
• Ethernet: M12 D-Coded Female. 
• RS-232 and RS-485: DB9 Female. 
• LonWorks: Plug/socket screw connections (2.5 mm² max.) on a 5.08mm pitch.


• EN 50155:2017 Railway Applications – Electronic Equipment used on Rolling Stock. 
• EN 50121-3-2:2016 Railway Applications – Electromagnetic Compatibility Part 3-2: Rolling Stock – Apparatus.
• EN 61373:2010 Railway Applications Rolling Stock Equipment Shock and Vibration Tests.
• EN 45545-2:2013+A1:2015 Railway Applications – Fire Protection for Railway Vehicles. Part 2: Requirements for Fire Behaviour of Materials and Components.

Materials Compliance:

• REACH, ROHS, WEEE, EN45545-2.


• Linux “C” API’s. 
• iecTeso (ISaGRAF) IEC61131-3 Programmable.


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