Specifications
Graphic Operation Terminal GOT-F900 Creation of Display Screens (FX-PCS-DU/WIN-E) 18
18-34
18.5.14 Trend Graph
The "Trend Graph" object acquires the current value of up to four 16-bit data registers in the
PLC at a specified time interval, and displays the acquired values in the form of trend graph.
(Unavailable in the F920GOT-K)
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**
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Contents of setting
1) Ticks
• Enter the number of ticks on the scale in the horizontal and vertical directions
respectively. The available range is 2 to 10 in both directions.
Attribute Contents of setting
Position Enter the X and Y coordinates in the unit of dot.
Size Enter the width (W) and the height (H) in the unit of dot.
Scale Color Enter the scale color. (Initial value: Black)
Word Device
Enter the head of consecutive word devices to be sampled.
Enter "Data Size" also.
Sampl. Cycle Enter the sampling cycle within the range of 1 to 65535 seconds.
Direction Select "Right" or "Left".
Shown Devices Enter the line type and the line color indicating four word devices.
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3)
Ticks Horizontal
Enter the number of ticks of the scale in the horizontal direction within the
range of 2 to 50. Same number as sampling points to be displayed.
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1)
Ticks Vertical
Enter the number of ticks on the scale in the vertical direction within the
range of 2 to 50.
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1)
Minimum Value
and Maximum
Value
Enter the minimum value (0%) and the maximum value (100%) of the graph.
"Direct" (to enter a value directly) or "Indirect" (to enter a device) can be
selected.
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2)
Save Result in
Memory
Set whether or not the sampling result is to be saved in the memory.
Sampling is continued even if the display screen is changed over.
Clear Trigger
Enter a bit device which clears the data saved in the memory (None/OFF/
ON).
In the sampling cycle, the GOT reads the bit device set in "Clear Trigger".
Let the bit device set in "Clear Trigger" be ON and OFF in a longer period
than the sampling cycle.
Frame Select the frame displayed around the trend graph. (Initial setting: No frame)
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4)
Frame Color
Enter the frame color. The area inside the frame is filled with the background
color.
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4)
Example:
Ticks Horizontal: 9
Ticks Vertical: 5
A tick is drawn in a position obtained b
y
dividin
g
the specified size into equal portions.
Divided into ei
g
ht equal
portions
Divided into
four equal
portions
Onl
y
the scale is displa
y
ed.
To displa
y
the unit and numerics, use other
ob
j
ects
(
such as "Text"
)
.