Accessing External References
You can access an external reference from:
• a diagram
• the properties dialog box of an object
• query tool
Opening an external reference from a diagram
To open an external reference inserted in a diagram, you can:
• Right-click the external reference and select Open.
• Double-click the external reference.
Accessing an external reference from an object property dialog box
To open an external reference from the properties dialog box of an object:
1. In the properties dialog box of the object, select General > Attachments.
2. Select an external reference and click button
Open 
The external reference opens.
Accessing external references from the query tool
To open an external reference from the query tool:
1. In the Hopex toolbar, open the query tool.
2. In the query wizard, select External Reference and click Find.
The list of external references appears.
3. Double-click the desired external reference to open it.
External references relative to the environment or site
You can locate your external references in a sub-folder of the environment or site.
This folder relates to the environment or site. This allows you to move the environment or site without having to worry about path validity.
If the environment is moved to another network resource, the path (relative and not absolute) remains valid.