MBJLab program is designed for carrying out systematic vibration diagnostics at the plant. It allows the user to collect, analyze, review and manage the data of the plant machinery condition. It enables the user to receive the measurement results from DIAMOND units, append comments, store the results in the databases, browse and print the diagrams, carry out trend analysis in time mode and forecast the time of exceeding the permissible limits. The design of measuring routes facilitates measurement scheduling by setting the measurement location and selecting the type of measured parameters.