SIMATIC S7-400, ANALOGEINGABESM 431, POTENTIALGETRENNT16 AE; AUFLOESUNG 16 BIT,U/I/WIDERSTAND/THERMOEL./PT100,ALARM, DIAGNOSESIMATIC S7-400, SM 431ANALOG INPUT MODULEOPTIC. ISOLATED, 16 AI,16 BIT RESOLUTION, U/I/RESIST./THERMOEL./PT100,ALARM,DIAGNOST.