Table of Contents maxLevel 2
In the Diagnosis app click the Item Tree button 
on the left sidebar to open the Item Tree page.
This page shows the item tree and the item properties as in the BMS Core Studio.
Content
The page consists of two areas:
- The item tree is shown on the left hand side.
- Properties of the selected item appear on the right hand side.
Use the search bar on top to find items.
...
| Function | Description |
|---|---|
| Write item value | Write an item value and optionally send the value to the device. |
| Read item value | Issue a read telegram for the selected item. A possible response is handled asynchronously. |
| Copy item path | Copies the item's path to the clipboard. |
Track value changes of a Server Item
When the value of a Server Item was changed, the system tracks who triggered this change and writes the information to the Source property of the Server Item.
Who triggered | Logged information in Source property |
|---|---|
| SYS:WebVisualization;IP:<client IP address>:<port>;DEVICE:<device_name>;USR:<username> | |
| Visualization runtime | SYS:VNET;CLI:NETx BMS Visualization 4.0;IP:<Hostname>;PORT:<PortNumber>;USR:<username>;WSP:<WorkspaceName> |
| Web Manager | SYS:WebManager; USR:<username> |
| Vision app | SYS:WebVisualization;IP:<client IP address>:<port>;DEVICE:<device_name>;USR:<username> |
| Core Studio | SYS:Studio |