IDEC MICROSmart FC6A Series Ladder Programming Manual page 434

19: PID C I
ONTROL NSTRUCTION
PID Monitor Settings Dialog Box
1.
2.
4.
1. Parameter Settings (Chart)
You can show or hide the parameters displayed on the trend graph in the PID Monitor dialog box, and also specify the colors.
Select the check box for each item to show it, or clear the check box to hide it. The color of the button on the right side of each
item is the display color for that item. Press
color. The selected color is applied to the primary parameters panel in the PID Monitor dialog box.
When a PIDA instruction is selected, you can change the settings of the process variable (PV), set point (SP), output
manipulated variable (MV), alarm 1 value (process high alarm), and alarm 2 value (process low alarm).
When a PIDD instruction is selected, you can change the settings of the process variable (PV), set point (SP), and output
manipulated variable (MV).
2. Scaling Settings
You can set the scaling for the vertical axis of the trend graph in the PID Monitor dialog box. When the auto scaling check box
is selected, the Maximum Value and the Minimum Value for the vertical axis are automatically adjusted for the values displayed
on the trend graph. When the check box is cleared, the Maximum Value and the Minimum Value are set according to the entered
values.
3. PID monitor table settings
You can show or hide the items on the PID monitor table. Select the check box for each item to show it, or clear the check box
to hide it.
4. Default
All settings are set to their initial values.
19-44
button to display the list of colors and select the color to change the display
FC6A S MICROS L
ERIES MART
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ADDER ROGRAMMING ANUAL
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FC9Y-B1726