Siemens 6AG2155-5AA00-1AC0 Interface Module

Where It Excels in Industrial Use

• Railway automation and rolling-stock systems: Designed for ET 200MP distributed I/O applications where reliable PROFINET communication and enhanced environmental resistance are important.
• Harsh industrial environments: The SIPLUS design with conformal coating is well suited to applications exposed to chemically active substances, salt mist, oil, coolants, condensation, and other demanding environmental conditions.
• Distributed I/O architectures: Provides a practical interface between ET 200MP electronic modules and a PROFINET controller, supporting expandable distributed automation stations.
• High-availability control systems: Supports functions such as PROFINET system redundancy, media redundancy, shared device operation, and prioritized startup for demanding automation architectures.
• Time-sensitive automation: IRT communication and isochronous operation make the module suitable for applications where predictable communication timing is important.

Key Strengths at a Glance

• High Feature PROFINET interface: Provides a capable communication interface for ET 200MP distributed I/O stations.
• Integrated two-port Ethernet switch: Two RJ45 ports simplify PROFINET network integration and support flexible network topologies.
• Expanded station capacity: Supports up to 12 I/O modules without an additional power supply and up to 30 I/O modules when additional power supplies are used.
• Rail-focused environmental protection: Built for demanding railway and industrial environments with conformal coating and enhanced resistance to environmental influences.
• Flexible controller connectivity: Shared Device operation allows the I/O station to be accessed by up to four IO controllers where the system architecture supports it.
• Fast deterministic communication: IRT and isochronous operation support applications requiring consistent communication timing, with a shortest clock pulse of 250 μs.
• Integrated diagnostics: RUN, ERROR, MAINT, and LINK TX/RX indicators provide convenient visibility into operating and communication conditions.

Technical FAQs

What is the primary function of the Siemens 6AG2155-5AA00-1AC0?

The 6AG2155-5AA00-1AC0 functions as a PROFINET IO device interface module for ET 200MP electronic modules, connecting the distributed I/O station to a PROFINET automation network.

Which PROFINET functions are supported by this interface module?

The module supports PROFINET IO device operation, IRT, prioritized startup, Shared Device, S2 system redundancy, and MRP media redundancy.

How many PROFINET ports are available on the module?

The interface provides two RJ45 Ethernet ports through an integrated two-port switch, supporting 100 Mbit/s full-duplex PROFINET communication.

Can the module be used with multiple IO controllers?

Yes. Shared Device functionality allows the ET 200MP station to be shared by up to four IO controllers when the associated controller and system configuration support this operating mode.

How many ET 200MP I/O modules can be connected to the station?

The station can support up to 12 I/O modules without an additional power supply and up to 30 I/O modules when additional power supplies are used.

Does the module support media redundancy?

Yes. The interface module supports PROFINET MRP for media redundancy, helping maintain network communication in suitable redundant network configurations.

Does the 6AG2155-5AA00-1AC0 support isochronous operation?

Yes. Isochronous operation is supported, with a shortest clock pulse of 250 μs, making the module suitable for applications requiring synchronized process data exchange.

What supply voltage does the interface module require?

The module uses a nominal 24 V DC supply, with a permissible operating range of 19.2 to 28.8 V DC.

What diagnostic functions are available?

The module provides status and diagnostic indication through RUN, ERROR, MAINT, and LINK TX/RX LEDs, together with PROFINET diagnostic functions and alarm handling.

What type of environmental protection is provided by this SIPLUS RAIL version?

The module uses conformal coating and is designed for demanding environmental conditions, including chemically active substances, salt mist, oil exposure, and railway operating environments.