13.07.2015 Views

RSView Supervisory Edition Installation Guide

RSView Supervisory Edition Installation Guide

RSView Supervisory Edition Installation Guide

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13Using data loggingThis chapter describes:• what data logging is.• data log storage formats.• creating a data log model.• editing a data log model.• working with ODBC data sources.• switching log paths at run time.• setting up security to log to a remote computer.• making runtime changes to data logging.• starting and stopping data logging.13 • PlaceholderAbout data loggingData log is an <strong>RSView</strong> ® component that collects and stores tag values. You specify whichtag values to collect, when to collect them, and where to store them by defining a data logmodel.Logged data can be stored in an internal file set, or an ODBC-compliant (Open DatabaseConnectivity) database, and can be:• displayed in trends.• archived for future use.• analyzed using any ODBC-compatible reporting software, such as Microsoft ® Excel,or Business Objects Crystal Reports ® .About data log modelsA data log model defines which tags to log data for, when to log the data, and where to logthe data. In the model you also specify the format of the log files (file set, or ODBC) andwhen to create and delete the files, or records.A data log model can contain up to 10,000 tags.13-1

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