C
OLLECTING
D
ATA
WITH
L
OG
M
ANAGER
7-20
Overlay Draw an overlay onto the graph by selecting the axis on which to draw the overlay. Selecting
‘Shared Axis’ means that the values in the ‘Overlay Data’ table will be plotted according to the
values on the left vertical axis (y-axis). If the ‘Second Axis’ is used then the overlay will be plotted
along a right vertical axis ranging in value from the lowest to the highest value in the ‘Overlay
Data’ table. To enter values into the ‘Overlay Data’ table click the ‘Data Values’ button. The
values entered in the table determine how the overlay is graphed. There is a column in the table
for each bar in the graph. Each value entered in a column represents the y-axis value for the
overlay point on that bar.
Draw any combination of statistical lines by selecting the adjacent check-box in the ‘Statistical
Lines’ group.
Select the style, color and symbols used to plot the line by selecting an options from the
drop-down menu in the style group. The pattern and line thickness can also be set from the
drop-down menus.
Symbols, connected lines and or sticks can be used to plot the overlay by clicking the respective
check-boxes. ‘Symbols’ appear at each point of the overlay. ‘Lines’ join each point in the overlay
and ‘Sticks’ are vertical lines that join the overlay point and the x-axis.
Error Bar Add error bars to the graph by selecting the axis and the error source using the radio buttons.
Select the ‘User Defined’ radio button and set specific values for the plus data and minus data
by clicking the ‘Plus’ and ‘Minus Data’ buttons and enter the values in the table.
Background Set the background of the title labels, legend and graph by selecting a style, text color and
background color. Click the radio button of the item and click on the style to be applied. Select
the background color and text color from the drop-down menus.
Select the color for the whole graph window from the ‘Background Color’ drop-down menu in
the ‘Graph Window’ group.
Legend Click the ‘Text’ button to set the values for the legend. Enter the values for each column into
the ‘Legend Text’ table.
Use the size change bars to select the size of the legend.
Use the ‘Position’ radio buttons to position the legend. Each button represents a position
around the graph.
Labels Select an axis using the radio buttons. Change the orientation type and format for the selected
axis using the ‘Vertical’ check-box and the drop-down menus.
Set the intervals along the axis by increasing or decreasing the ‘Every’ value in the text box. Enter
values manually or use the up and down buttons.
If the selected format is ‘Date and Time’ then set the values for the start dare and the increm ents
for each in the ‘Increment’ text-box below.
Data labels can be placed above each column by clicking the ‘On’ c heck-box. The color for these
values can be set to the group color or assigned a uniform color by selecting the appropriate
radio button and selecting a color from the ‘Uniform Color’ drop-down menu.
Table 7-6 Chart Manager - Graph Control
Tab Title Description