Siemens SIMATIC PLC 6AG1331-1KF02-7AB0 SIPLUS S7-300 SM331 8AE    -25 ... +70 DEGREES C    WITH CONFORMAL COATING    BASED ON 6ES7331-1KF02-0AB0    .    OPTICALLY ISOLATED,    8 AI, 13 BIT RESOLUTION,    U/I/RESISTANCE/PT100,    NI100, NI1000, LG-NI1000,    PTC / KTY,    66 MS MODULE UPDATE,    1 X 40 PIN 6AG13311KF027AB0