Input/Output Module Number of Inputs 4 For Use With 6ED10521CC010BA8 6ED10521HB000BA8 6ED10522CC010BA8 6ED10522HB000BA8 6ED10522MD000BA8 6ED10580BA080YA1 Mfr No 6ED10521MD000BA8 Number of Outputs 4 Includes LOGO! DM8 12/24R expansion module Power Required 12/24V DC Features Relay Product Type Input/Output Module