TiPlotChannelCustom.OPCItemName

TiPlotChannelCustom

Used to set or get the OPC Item Name of this channel.

property
OPCItemName : String;

Description

Use theOPCItemName property to get or set the OPC Item Name associated with this channel The OPC Item Name is the name of a configuration or hardware signal from an OPC Server. The OPC Server for the item is specified by the OPCServerName property.

Data Update

A data point is added to the chart whenever data is received from an OPC Item specified b the OPCItemName property. The Y-Value is obtained from the incoming OPC Item data and the X-Value is obtained depending on the value specified for the OPCXValueSource property for the TiPlot component, and is specified by the OPC Server's TimeStamp for the TiXYPlot component.

Example

Delphi

iComponent.Channel[0].OPCItemName := 'Signal 1';

C++ Builder

iComponent->Channel[0]->OPCItemName = "Signal 1";

Note: CLX Components do not support OPC Features.

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