Siemens SIMATIC PLC 6AG1331-7PF01-4AB0 SIPLUS S7-300 SM331 8AE    WITH CONFORMAL COATING    BASED ON 6ES7331-7PF01-0AB0    .    ANALOG INPUT    OPT. ISOL.,2/3/4 WIRE,    8AI, RESISTANCE, PT100/200/1000    NI100/120/200/500/1000, CU10,    PLUS CHARACTERISTICS ACCORDING    TO GOST STANDARD    16 (INTERN 24) BIT, 50MS,    1 X 40 PIN 6AG13317PF014AB0