GE Industrial Solutions Control System Toolbox For Configuring the Trend Recorder - Manual (Page 27)

GEH-6408A Trend Recorder Chapter 3 Types of Trends
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.dca File Trends
The Trend Recorder can read data from data collection analysis (.dca) files. These
files provide a standard format for storing data. The files can be written by many
different software applications.
Configuring the Trend
À
To set up a .dca file trend
1. From the Edit menu, choose Configure . The Trend Recorder
Configuration dialog box displays.
2. From the Trend Type option buttons, choose DCA Files . The .dca File-Based
Trend Configuration dialog box displays.
.dca File Trend Configuration
Select the DCA File tab to
specify a trend based on data
stored in DCA files.
Save Mode allows you to specify whether to save
just the setup for the trend or save the setup and
all data that is collected. Setup Only saves all the
signals, their scaling, the sample interval, axis
ranges, and other setup data.
Click here to add a
.dca file to the trend.
Type the name of the
file in the DCA File
dialog text box, or use
the drop-down list to
choose a file.
Click here to remove
files from the trend.
To view the trends, refer to
Chapter 5, Viewing Trends. Click OK . The file list is read and a trend is generated from the data contained in the
files. (See the section, Recording Trends, in Chapter 4.)