Opc data Access Automation Specification

4.4.4.3

 

IsPublic 

Description 

(Read-only) Returns True if this group is a public group, otherwise False. 

Syntax 

IsPublic As Boolean 

Example 

Dim CurrentValue As Boolean 

Set MyGroups = AnOPCServer.OPCGroups 

Set OneGroup = MyGroups.ConnectPublicGroup ( “AnOPCGroupName” ) 

‘   some more code here 

Set CurrentValue = OneGroup.IsPublic ‘ to get the value 

4.4.4.4

 

IsActive 

Description 

(Read/Write) This property controls the active state of the group. A group that is active acquires 

data. An inactive group typically does not continue data acquisition except as required for 

read/writes. 

Syntax 

IsActive As Boolean 

Remarks 

Default value for this property is the value from the OPCGroups corresponding default value at 

time of the Add(); 

Example 

VB Syntax Example (getting the property): 

Dim CurrentValue As Boolean 

Set MyGroups = AnOPCServer.OPCGroups 

Set OneGroup = MyGroups.ConnectPublicGroup ( “AnOPCGroupName” ) 

‘   some more code here 

Set CurrentValue = OneGroup.IsActive ‘ to get the value 

VB Syntax Example (setting the property): 

48 

 

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OPC Data Access Automation Specification2.02 

Dim CurrentValue As Boolean 

Set MyGroups = AnOPCServer.OPCGroups 

Set OneGroup = MyGroups.ConnectPublicGroup ( “AnOPCGroupName” ) 

‘   some more code here 

OneGroup.IsActive = True