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For Simatic S7 system applications, Siemens 6ES7137-6AA00-0BA0 provides the function of a Communication Module.
Within a distributed control architecture, communication hardware connects otherwise separate processing or network resources so operating data can reach the functions that consume it. Maintenance planning should reference the installed hardware configuration.
Within an S7 installation, the exact hardware order number determines supported interfaces and configuration behavior. System and software compatibility should be checked before replacement. The plant's maintenance records should support final product selection.
Country of origin is listed as Germany.
In the signal path, this approach helps preserve the intended system function while keeping selection aligned with the documented ratings, capacity, and compatibility requirements. Existing connection and module records should guide replacement work.
SIEMENS SIMATIC ET 200SP CM PTP communication module for serial connection RS422, RS485 and RS232, Freeport, 3964 (R), USS, MODBUS RTU Master, Slave, 115200 Kbit/s
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