6ES7155-6AA01-0BN0 Siemens SIMATIC ET 200SP IM 155-6 PN ST Starter Set 32 I/O Modules
The Siemens 6ES7155-6AA01-0BN0 is a high-functionality PROFINET interface module from the SIMATIC ET 200SP distributed I/O system, engineered for demanding industrial automation applications requiring robust communication, advanced diagnostics, and seamless integration into the TIA (Totally Integrated Automation) Portal engineering framework. As the Standard (ST) variant of the IM 155-6 PN series, this module supports real-time PROFINET IO communication, system redundancy, and shared device functionality, making it ideal for process industries, machine building, and critical infrastructure where reliability and performance are non-negotiable.
Equipped with an integrated 2-port PROFINET switch (10/100 Mbit/s), the 6ES7155-6AA01-0BN0 enables linear network topologies without external switches, simplifying cabling and reducing cabinet space. It can connect up to 64 I/O modules (32 on each side), supporting a wide range of digital, analog, and technology modules—including safety and motion control—with full channel-level diagnostics. Its support for PROFINET Conformance Class C (CC-C) allows IRT (Isochronous Real-Time) communication for time-critical applications such as synchronized motion or high-speed packaging lines.
Product Overview: Siemens 6ES7155-6AA01-0BN0
| Manufacturer | Siemens |
| Product Family | SIMATIC ET 200SP Distributed I/O System |
| Module Type | IM 155-6 PN ST PROFINET Interface Module (Standard) |
| Order Number | 6ES7155-6AA01-0BN0 |
| Communication Protocol | PROFINET IO (Conformance Class A/B/C) |
| Integrated Switch | 2 x RJ45 ports (10/100 Mbit/s, auto-negotiating, auto-crossing) |
| Max. I/O Modules per Station | 64 modules (32 left + 32 right of IM) |
| Max. Digital I/O | 512 inputs / 512 outputs |
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