6ES7331-7PF01-0AB0 8路模擬量輸入,16位,熱電阻SIMATIC S7-300, ANALOG INPUTSM 331, OPT. ISOL.,2/3/4 WIRE,8AI, RESISTANCE, PT100/200/1000NI100/120/200/500/1000, CU10,PLUS CHARACTERISTICS ACCORDINGTO GOST STANDARD16 (INTERN 24) BIT, 50MS,1 X 40 PIN