Helios Gamma Manual Del Usuario página 30

TRACK
To move the vertical cursor across the screen use the Left and Right Arrow keys.
The cursor always moves to a data point regardless of the displayed scales.
Pressing ENTER places a marker at the current wavelength. Up to 10 wavelengths
can be selected.
TRACK page function keys
400.0 500.0
RESCALE
RESCALE
AUTO
GRAPH HIGH
GRAPH LOW
GRAPH START
GRAPH STOP
PROCEED
AUTO
GRAPH HIGH
GRAPH LOW
GRAPH START
GRAPH STOP
PROCEED
GD Issue 1 (08/2000)
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SCAN
Pressing CLEAR will delete markers in turn, highest
number first.
The x-axis values are listed on the TRACK table
page. Further markers can be added to the
600.0
spectrum at any time; however selecting TRACK
will cause any previous PEAK TABLE information to
be lost.
VIEW TABLE - Switches to the TRACK TABLE page.
FAST/SLOW - Toggles between two cursor speeds. In FAST
mode the cursor jumps 5% of the graph or to the next data
point whichever is the greater. In SLOW mode the cursor
jumps to the next data point or the next display pixel
whichever is the greater. The function key label shows the
next speed ie the opposite to the one selected.
CLEAR ALL - Clears all the markers and the TRACK
TABLE.
PRINT GRAPH - Provides a hardcopy of the results
showing the markers and x and y-axis values.
SCAN GRAPH - Returns to the SCAN GRAPH page.
This option gives pop-up menus for changing the
graph x and y -axis scales.
Move the cursor to one of the options and press
ENTER to select an operation.
Displays the SCAN GRAPH with the x and y-axes rescaled so that
the Spectrum fills the screen.
Pops up a window for entry of the GRAPH HIGH limit.
Pops up a window for entry of the GRAPH LOW limit.
Pops up a window for entry of the required start wavelength.
Pops up a window for entry of the required stop wavelength.
Used after GRAPH HIGH, GRAPH LOW, GRAPH START or
GRAPH STOP to return to the SCAN GRAPH page with the graph
rescaled using the new parameters.
English 25