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Chapter 3
Tag Configuration
3-18
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National Instruments Corporation
Use the Edit… button to invoke the Edit Device Configuration dialog box
for the device currently selected in the device list. The options in this dialog
box vary depending on the type of server. If the server does not support
device configuration, this button is disabled.
Use the Delete button to remove the selected device from the server
configuration. If the server does not support device configuration,
this button is disabled.
Item Configuration
Use the Item Connection fields in the Connection tab (see Figure 3-5)
to select and configure the item and access path (for certain OPC Servers
only) for a tag.
Item Configuration Options
Configuring Item Names
This option is available for servers that allow users to configure
item names.
The Add… button invokes the Item Entry dialog box, which you can use to
add a new item for a selected server. If the server has access paths, you also
can use this dialog box to add an access path. If the server does not support
item configuration, this button is disabled.
The Edit… button invokes the Item Entry dialog box, which you can use
to edit an existing item name for a selected server. If the server has access
paths, you also can edit an access path. If the server does not support item
configuration, or if the selected item is not valid, this button is disabled.
The Delete button invokes a confirmation dialog box. If confirmed, the
selected item is removed from the item list. If the server has access paths,
the selected access path is removed from the access path list. If the server
does not support item configuration, or if the selected item is not valid,
this button is disabled.
Item Configuration OptionsConfiguring Item Resources
This option is supported by servers that allow users to configure
item resources.
The Create… button invokes a server-dependent configuration dialog box,
which you can use to configure a new item for a selected server. If the server
does not support item configuration, this button is disabled.