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ConnectionItem - property of object tvTrend

Description:
Identification of trend variable in PmTrend object. The tvTrend object reads data from this variable and dispays its chart.

This is a value of Trend identifier configurator in ExtTrend data extension.

Syntax:
ConnectionItem As String
Calling:
oTrend.ConnectionItem = s
Note:
Property access for read and write. The preset value of this property is defined in the "Data source connection > Variable" configurator of this object.
 
When writing into this property, it is then necessary to call the method Connect with argument nType=0.
PROMOTIC 8.3.22 SCADA system documentation - MICROSYS, spol. s r.o.

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