摘要 |
Disclosed are an apparatus and a method for searching a PLC data log. The apparatus for searching for a PLC data log, includes: a data log module operating a linear characteristic for data search based on at least one data search parameter, calculating an index value or a time data value using the operated linear characteristic, and searching for data using at least one of the calculated index value or the calculated time data value; an interface unit receiving a search request signal and at least one parameter for data search and outputting the data searched from the data log module; and a memory unit storing the data and the parameter input or output through the interface unit. |