Save History Group to file (saving time for frequent datapoint
selections)
This feature allows the user to save a set of history datapoints.
Typically this feature would be used when a set of datapoints is
frequently needed to be loaded and viewed. Once the data-
points are saved, this history group can then be easily loaded -
thus saving time in selecting datapoints.
Load History Group from file
Use this feature to load any previously save datapoint groups.
When opening the history group file the system will prompt for
the file location. Once loaded a ‘select datapoint’ box will appear
with the datapoints already pre-selection
Export History data
This feature allows the user to export the previously collected
history data. A pop up window asks the user to select a file
format, the following formats are possible;
.hst (Danfoss history file format)
.csv (Excel compatible spreadsheet)
Saving any collected history as a file allows for future loading and
view, use the ‘Load history from file’ button to load any saved
history files.
Collecting and viewing history
1/ from the history page, press the collect button
2/ Select the required datapoints and time/date range. Multiple
points can be collected but only 8 can be later shown in the
history screen at any given time. After the datapoints have been
downloaded, a dialogue box will appear which provides two
options:
Select points to draw
Save to .hst file (for later view)
3/ The graph will be presented for view and analysis. Use the
zoom buttons or hold the left mouse button and hold for zoom
area. Moving the mouse pointer will show a tool tip with point
description, time/date and value.
Show curves (provides a computed rounding of the analog curve)
Show Symbols (each symbol represents a sample)
AK-SM 850
User Guide
Lit. no.
USCO.PI.R1.E1.02 © Danfoss 07-2013
69