Omron NT31 Operation Manuals page 319

Fixed Displays
308
S Sector
The relationship between the properties of a sector and the displayed graphic
are indicated below.
- Properties
General
Position
Center point Coordinates of the circle that includes the sector.
Start point
End point
Size
Radius
Attribute
Color
Foreground
The line style is fixed as "solid line" and thickness is fixed as one dot.
At the Support Tool, specify the center point, start point, and end point, as
shown in the figure below. The radius is automatically set in accordance with
the start point setting.
Center point
Radius
Start point
Coordinates of the start point of the sector
Coordinates of the end point of the sector
Radius of the circle including the sector (dot units)
Display mode for the sector ("Display attribute and drawing
result", page 309).
Standard/Inverse/Flash/Inverse Flash
Display color of the sector (colors other than black and white
featured with NT31C only)
Black/Blue/Red/Magenta/Green/Cyan/Yellow/White
End point
Section 7-4