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Siemens SIMATIC S7-1200 Analog Input SM 1231, 4 Channels
Siemens SIMATIC S7-1200 Analog Input Thermocouple SM 1231, 4 Channels
Siemens SIMATIC S7-1200 Analog Output SM 1232, 4 AO
Siemens SIMATIC S7-1500 Analog Input SM 531, 8 x U/I/RTD/TC
