Acop WheelSwitch Example
| Use the ACOP WheelSwitch for applying digitial set-point changes between maximum and minumum values.
You can first establish the new set point and then apply the value or apply continuously. The set-point is typically assigned to the underlying LinkAddress and LinkProperty but can also be assigned to a property attribute of another component withint the application (e.g. the axis settings of an ACOP Chart).
If the assigned ACOP Link is an attribute then the readback value is displayed as well as an application defined reference value. If the set-point value shown in the WheelSwitch is in sync with the readback value then its WheelSwitch value is displayed with the same color as readback (default = DarkBlue) else it is displayed in an out-of-sync color (default = DarkRed).
An access lock can easily be obtained via a checkbox (if supported by the transport protocol).
A return to the assigned reference value is offered by the reset button.
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Acop WheelSwitch display Properties
| ApplyDeadTimeInterval specifies a deadtime delay between each advance of the selected wheel switch dial and setting application when the wheel switch /em up and /em down arrows are pressed.
Description if non-empty then the string provided will be used as the caption text (else the LinkProperty's description.
Digits specifies the number of digits (left of the decimal point) to display.
FractionalDigits specifies the number of digits (right of the decimal point) to display. If '0' then no decimal point will be displayed in the wheel switch.
LabelInSyncForeColor ForeColor to use if setting is synchronized with the current readback value
LabelOutOfSyncForeColor ForeColor to use if setting is not synchronized with the current readback value
MaximumValue the maximum setting value
MinimumValue the minimum setting value
Precision precision to use for floating point numbers (0 = general display)
ReadbackForeColor default ForeColor to use for the Readback label
ReferenceForeColor default ForeColor to use for the Reference label
ShowHeader if true (default) displays the WheelSwitch header information as well as the set, ref and reset buttons.
StartValueFromRbv if true then the startup wheel switch value is taken from the initial readback value.
Target if not empty, attach the target control property to the slider value
ToolTipText specifies the preferred tooltip text for table. If un-specified, then the address parameters will used.
Units the value units (applied to the component's description)
WheelDigitsSize specifies the size of the wheel switch and its displayed digits.
- smaller
- normal (default)
- larger
- largest
WheelSwitchValue value displayed in the wheel switch
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