A.1 Component Properties; Opc Communications Control; Component Properties; Script Interface - Omron CX-Supervisor Reference Manual

Component Properties

A.1 Component Properties

A.2 Script Interface

A.3 Functions

A.3.1 Value

This appendix contains a list of the available component properties and gives
details of the Visual Basic script interface. These properties can be set in run
time by using a Visual Basic script command - for example: -
OMRONCXOPCCommunicationsControl1.ServerNodeName = "\\NAME"
The Script Interface defines the Visual Basic script interface for the OPC
communications control. See ExecuteVBScript script functions for more
information on running Visual Basic Script.
Property Title
DisplayErrors
ProjectName
ServerComputerName "MyPC
ServerName
ServerProjectName
The Script Interface defines the methods for the OPC communications control.

Value

Function for getting and setting an OPC item value.
Read Function to read the value of an OPC item.
Write Function to write the value of an OPC item.
Reads or writes the value of an OPC item.
Example 1 - Reading a value:
intVal =
OMRONCXOPCCommunicationsControl1.Value
("MyGroup", "BoilerTemp")
In this example, the OPC item 'BoilerTemp' in the OPC group called
"MyGroup" will be read from the OPC Server and will be stored in 'intVal'.
Example 2 - Writing a value:
OMRONCXOPCCommunicationsControl1.Value("MyGroup",
"BoilerTemp") = 50
In this example, the value 50 will be written to the OPC item 'BoilerTemp'.
Appendix A OPC Communications Control

OPC Communications Control

Example Description
True When set True, the object will display a
False message box for any errors. If set to
False, error messages are not displayed.
Name of .OPC file containing the client
setup.
"This is the name of the PC with the
OPC Server.
Name of the OPC Server to connect to.
e.g. OMRON.OpenDataServer.1
Optional filename, which if specified
causes the OPC Server to use the
specified file, if supported by the server.
Appendix A
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