Siemens 6AG1231-4HF50-7XB0 Analog Input Module. The recorded exact-product description states: SIPLUS S7-1200 G2: SM1231 8AI based on 6ES7231-4HF50-0XB0 with conformal coating -40...+70 °C . inputs: 8x AI 14 bit ADC (+/-10 V, +/-5 V, +/-2.5 V or 0-20 mA/4-20 mA).
SIPLUS S7-1200 G2: SM1231 8AI based on 6ES7231-4HF50-0XB0 with conformal coating -40...+70 °C . inputs: 8x AI 14 bit ADC (+/-10 V, +/-5 V, +/-2.5 V or 0-20 mA/4-20 mA)