You use a trend log to collect data and then store the records. A record contains a log value or an event as well as its time stamp and an optional comment. A trend log can log an analog variable, a digital variable, or an integer variable.
Use the Configure Log Processing Trend Log Item dialog box of the Create Object wizard to create a log processing trend log to enable calculation within or between various trend logs.
Use the Configure Log Processing Trend Log of the Create Object wizard to create a log processing trend log to enable calculation within or between various trend logs.