Displaying Variable Values in Meter Graphs

You can display variable values in meter graphs.

To create a meter graph, use an [Arch] object and the [End Angle] property. Also, use the scale converter to align variable values with values displayed in the graph.

Example Operation

Setting Workflow

Add Variables

Set up Converter

Set up Parts/Shapes

Add Variables

Project Explorer : [Variables] ➞ [All Variables]

Add the below variable(s).

Variables property:

[Name]	[Data Type]
Var1	[USINT]

Set Up Converter

Project Explorer : [Converters] ➞ [User-Defined Converters]

Add the below converter(s).

[Name]	[Type]
Converter1	[Scale]

Converter1 property:

Tab	Property	Value
[Basic]	[Maximum (Source)]	255
	[Maximum (Output)]	405
	[Minimum (Source)]	0
	[Minimum (Output)]	135

Set Up Parts/Shapes

Project Explorer : [Screen Design] ➞ [Screens] ➞ [Screen1]

Drag and drop the following objects from the [Tool Chest] to the screen.

Circle Scale (Name: CircleScale1) properties:

Tab	Sub Tab	Property		Value
[Shape]	[Text]	[Scale Label]
		[Label Attribute]	[Minimum]	0
			[Maximum]	255
	[Basic]	[Start Angle]		135
		[End Angle]		405

Arch (Name: Arch1) properties:

Tab	Sub Tab	Property		Value
[Shape]	[Basic]	[End Angle]		[Variable] [Name]: Var1 [Converter]: [User-Defined Converters] ➞ [Converter1]
		[Border]	[Type]	[None]

Numeric Display (Name: NumericDisplay1) properties:

Tab	Sub Tab	Property		Value
[Function]	[Basic]	[Current Value]		[Variable] [Name]: Var1
[Shape]	[Basic]	[Fill]	[Type]	[None]
		[Border]	[Type]	[None]