Input/Output Module, Number of Inputs 8, For Use With 6ED10521CC010BA8, 6ED10521HB000BA8, 6ED10522CC010BA8, 6ED10522HB000BA8, 6ED10522MD000BA8, 6ED10580BA080YA1, Mfr. No. 6ED10521MD000BA8, Number of Outputs 8, Includes LOGO! DM16 24R expansion module, Power Required 24V DC, Features Relay, Product Type Input/Output Module