Xylem DH-21 - Manual (Page 81)

DH-21
Using the Graphical “W ATER LOG” Software 4-35
Figure 4-21 shows a sample screen which is displayed during the Extract All Data process. This
process can take several minutes when the FLASH EEPROM is full of data. The format of this
file is described in chapter 5 “Guide to Data Analysis”. You can see the percentage of completion
as shown on the screen.
Figure 4-21. Extract ALL Data Option
The “Last XXX Scans” option shown in Figure 4-22 allows you to retrieve a portion of the data
file starting with the most current data. This is helpful if you are only interested in seeing the last
few data points and do not want to take the time to extract the entire data file.
Total Scans:
When this option is first entered, the total number of scans is displayed in the top box.
This box is a status box only and cannot be edited.
Number of Scans to Retrieve:
The second box defaults to the total number of scans, but may be changed to any number
between 0 and the total number of scans. If a number larger than the total scans is entered,