Siemens Communication Line MT-S7/200

The term Siemens MT-S7/200 likely refers to the SIMATIC S7-200 series of micro Programmable Logic Controllers (PLCs) from Siemens.

Key CPU Models in the S7-200 Series:

• CPU 221: The most basic model, suitable for simple automation tasks.
• CPU 222: A compact solution that can be expanded with a few modules.
• CPU 224: A high-performance CPU with more I/O points and greater expandability.
• CPU 224 XP: A powerful variant that includes built-in analog I/O and high-speed pulse outputs for motion control.
• CPU 226: The highest-end model with the most I/O capacity and two RS-485 interfaces for complex network configurations. 

The Siemens MT-S7/200 is part of the Siemens SIMATIC S7-200 micro PLC product family, which is a cost-effective and versatile industrial automation solution.