STOCK: 0.00 unidade(s)SIPLUS S7-1200 SM 1231 8AI with conformal coating based on 6ES7231-4HF32-0XB0 . Analog input SM 1231, 8 AI, +/-10 V, +/-5 V, +/-2.5 V, or 0-20 mA/4-20 mA, 12 bit+sign or (13 bit ADC)