273 Topic(s)
You add a trend log series to a trend chart to compare trend data from different logs or variables.
You open diagnostics in WebStation to check the health of your system.
Use a calculation method to process the records of the trend log before presenting them in a trend log list or a trend chart. The original records in the trend log are not affected by the calculation method. The calculation method is applied to the trend log records grouped by a specific time interval.
You view trend logs in a temporary multi trend log list to compare the values of the trend logs in the multi trend log list without saving the multi trend log list for reuse.
You open a trend log in a temporary trend log list to view the recorded values in a list. When you close the temporary trend log list, the list is not saved.
You open a trend log as a temporary trend chart to view the recorded values graphically. When you close the temporary trend chart, the chart is not saved.
You view a trend chart in a multi trend log list to be able to export the information.
The variable triggered trend log records the variable when the conditions of the associated trigger variable are met. Use this type of trend log when the log interval is scheduled to log monthly or yearly, or when another device is used to trigger the log.
Use the Meter Info tab to configure the meter function of the trend log.