Siemens 6AG2623-0AA00-4AA0 SIPLUS PN/J1939 LINK TX RAIL PROFINET-to-J1939 Gateway

Where It Excels in Industrial Use

• Railway and transportation systems integrating PROFINET controllers with SAE J1939 networks.
• Vehicle automation applications requiring communication with engine, transmission, and vehicle control units.
• Industrial machinery using J1939-compatible controllers and distributed electronic control units.
• Mobile equipment and special-purpose vehicles connected to centralized PLC systems.
• Distributed automation architectures requiring reliable Industrial Ethernet and CAN-based communication.
• Harsh environments exposed to temperature extremes, vibration, dust, salt spray, and humidity.
• Applications requiring diagnostic visibility across PROFINET and J1939 communication networks.

Key Strengths at a Glance

• Dedicated gateway between PROFINET and SAE J1939 networks.
• Based on the SIMATIC PN/J1939 LINK, model 6BK1623-0AA00-0AA0.
• Two RJ45 Ethernet ports with an integrated switch.
• PROFINET IO Device functionality for integration with supported Siemens controllers.
• J1939 communication over an isolated 9-pin Sub-D interface.
• Supports CAN transmission rates of 100, 250, and 500 kbit/s.
• Supports J1939 PDU 1 and PDU 2 message formats.
• Handles diagnostic messages, Broadcast Announce Messages (BAM), and Connection Mode Data Transfer (CMDT).
• Supports up to 30 addressable electronic control units and 253 logical nodes, subject to protocol configuration.
• 24 V DC supply with reverse-polarity, overvoltage, and short-circuit protection.
• Conformal-coated electronics for railway and demanding industrial environments.
• Operating temperature from -40 °C to +70 °C in horizontal mounting, with +85 °C permitted for 10 minutes under the specified railway temperature profile.

Technical FAQs

1. What is the primary function of the Siemens 6AG2623-0AA00-4AA0?

The module connects a PROFINET automation network to an SAE J1939 network. It enables a compatible PLC to exchange configured process information with J1939 electronic control units used in vehicles, mobile equipment, and industrial systems.

2. Which communication protocol does the gateway use on the fieldbus side?

The fieldbus interface uses SAE J1939 over CAN. The module supports J1939 communication features including PDU 1 and PDU 2 messages, diagnostic data, BAM, and CMDT.

3. Which J1939 transmission rates are supported?

The gateway supports CAN transmission rates of 100, 250, and 500 kbit/s. The selected rate must match the connected J1939 network and its participating devices.

4. How many J1939 electronic control units can the module address?

The module supports up to 30 addressable electronic control units. It can also handle up to 253 logical nodes, subject to the communication configuration and applicable J1939 addressing rules.

5. How does the gateway connect to a PROFINET controller?

It operates as a PROFINET IO Device and connects through two RJ45 Ethernet ports with an integrated switch. Compatible PROFINET controllers, including supported SIMATIC S7-1200 and S7-1500 systems, can exchange configured data with the gateway.

6. Does the module support J1939 diagnostic messages?

Yes. J1939 diagnostic data is supported, allowing relevant diagnostic information from connected electronic control units to be transferred as configured for the application.

7. What are BAM and CMDT in J1939 communication?

BAM stands for Broadcast Announce Message and is used for broadcasting multi-packet messages. CMDT, or Connection Mode Data Transfer, supports connection-managed transport of larger J1939 messages. Both functions are supported by the gateway.

8. Which engineering software is used to configure the gateway?

The module is integrated into a Siemens automation project using STEP 7 in TIA Portal, with the required software version and device support determined by the applicable Siemens configuration documentation.

9. What diagnostic and maintenance features are available?

The gateway provides status indication, alarms, diagnostic functions, and RUN, ERROR, MAINT, LINK, and RX/TX LEDs. Firmware updates are supported, helping maintenance teams manage the device throughout its service life.

10. What environmental conditions does the SIPLUS RAIL version support?

With horizontal mounting, the module supports operating temperatures from -40 °C to +70 °C, including a short-term temperature of +85 °C for 10 minutes under the specified railway profile. Vertical mounting has a lower maximum operating temperature of +55 °C. Conformal coating and railway-oriented environmental qualification provide additional protection in demanding installations.