OPC Client Components for .NET
easiest way to access OPC servers
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    Classic OPC DA     Connector
    OPC UA Connectorsales and new
   

Products > OPC UA Connector

OPC UA Connector
opc ua connector
  • End of OPC coding nightmare.
  • Easiest way to access to OPC UA Servers by code.
  • For Microsoft .NET development environments, Visual Basic, C#, etc.
  • Simplest Read, Write, Monitor, Connect methods.
  • Monitor method informs you when monitored item value changed.
  • Connect method is unique. Creates as link from OPC Item to any .NET control.
    So Value of OPC Item is automatically written to a property of .NET control.
  • Large interface for testing.
  • Asynchronous Read-Write supported.
  • Royalty free runtime distribution, pay only once.
Operating Systems:
  • Windows XP
  • Windows 7 (32-bit , 64-bit)
  • Windows 8 (32-bit , 64-bit)

Development Environments:
  • MS Visual Studio 2008 (VB.NET , C#)
  • MS Visual Studio 2010 (VB.NET , C#)
  • MS Visual Studio 2012 (VB.NET , C#)
  • MS Visual Studio 2013 (VB.NET , C#)

.NET Frameworks:
  • 3.5
  • 4.0
  • 4.5
  • 4.5.1

OPC DA Servers
  • OPC UA Data Access Profile, Version 1.02

OPC UA Connector
  OPC UA Connector License for 1 Developer PC
    Royalty free runtime distribution
   
$895
All properties, methods, events are explained with sample codes in help file.
gClientName
Specifies name of OPC client developed with UA connector. This name is shown in OPC server.
gAutoConnect
When set to true, OPC UA connector connects to specified OPC server automatically in runtime.
gConnected
Indicates server connection state.
gLargeView
OPC UA connector has two different views: Large or small. This property enables large view. In large view, it shows some detailed information.
gConnectionEndpoint
Endpoint of OPC UA server that OPC UA connector will connect through.
gShowMessages
Specifies whether error messages will be shown or not, if any OPC error occurs.
gSecurity
Security settings to connect to OPC UA server.
gIgnoreAllSecuritySettings
If this property is true, UA connector behaves as if Security Mode = None, Security Policy = None, UserAuthentication = Anonymous.
gServerName
Indicates name of OPC UA server.
gServerState
Indicates current server state.
gSubscriptionCount
Indicates current count of subscriptions.
Genaral Methods
gConnect
Connects OPC UA connector to specified OPC server.
gDisconnect
Disconnects OPC UA connector.

Read - Write Methods
gReadOneItem
Reads value of a single OPC item from PLC synchronously.
gReadItems
Reads values of multi OPC items from PLC synchronously.
gWriteOneItem
Writes a new value to a single PLC address synchronously.
gWriteItems
Writes new values to multi PLC addresses synchronously.
gAsyncReadOneItem
Reads value of a single OPC item from PLC asynchronously.
gAsyncReadItems
Reads values of multi OPC items from PLC asynchronously.
gAsyncWriteOneItem
Writes a new value to a single PLC address asynchronously.
gAsyncWriteItems
Writes new values to multi PLC addresses asynchronously.
gCancelAsyncReadWrite
Cancels an asynchronous writing or reading process.
gGetAsyncOperations
Gives information about current asynchronous operations.

Subscription Methods
gConnectItemsAndObjects
Creates links between PLC addresses and objects ( Label, Textbox ). Value of PLC address are automatically written to predefined property of connected objects.
gRemoveConnectionItems
gMonitorItems
Monitoring methods defines subscriptions, when value of one of monitored items changes gMonitoredItemValueChanged event gives new value.
gRemoveMonitoredItems
gKillSubscription
Deletes monitoring or connection subscription.
gPauseSubscriptionPublishing
Makes a subscription Inactive, so this connection or monitoring subscripton does not refresh values anymore.
gResumeSubscriptionPublishing
Makes an Inactive subscription Active again.
gGetSubscriptions
Gives information about a subcription ( connection or monitoring ).
gAsyncReadItemsCompleted
gAsyncReadOneItemCompleted
gAsyncWriteItemsCompleted
gAsyncWriteOneItemCompleted
gMonitoredItemValueChanged
Compatible OPC Servers: OPC UA Data Access Profile, Version 1.02








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