Input File Items I[n]:rg[/b] "n" represents the file number is optional and, if specified, must be one. "r" indicates the rack number (octal). "g" indicates the I/O group (octal). "b" specifies the bit (0 - 17 octal). "/b" may be omitted if necessary to treat the I/O group as a numeric value. Examples I1:0/0 I:37/17 I:3 4BCD (for 16-bit thumbwheel input) Wonderware Allen-Bradley ControlLogix Help Version 7,5,0