The 6ES7155-6AU01-0CN0 is a PROFINET interface module from Siemens' SIMATIC ET 200SP series, designed for industrial automation. It offers the following features:

Interface Type: PROFINET with 2 ports (RJ45), supporting integrated switch functionality.

Compatibility: Supports up to 64 ET 200SP I/O modules and 16 ET 200AL modules.

Redundancy: S2 redundancy for high availability.

Hot Swapping: Multi-hot swapping capability for module replacement during operation.

Isochronous Mode: Ensures precise timing with a minimum cycle time of 0.25 ms.

Power Supply: Operates at 24V DC (19.2V to 28.8V range).

Diagnostics: Includes module diagnostics and alarms.

Protection: IP20-rated for industrial environments.

Operating Temperature: -25°C to +60°C.

This module is ideal for applications requiring reliable and high-speed communication in distributed automation systems.