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How do I trace what PLC values the user is changing |
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User activity is traced into activity files.
These files can be opened with Windows Notepad from Windows Explorer. You
can also display these files from any HMI window that has an activity
window object. Maintenance of activity files is configured from the project setup. |
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This
example uses the DEMOPROJECT that is delivered with ICE. Start MDraw and create a new HMI window. |
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Insert a Activity object |
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This
is a Activity object inserted into a HMI window. To display the contents of one activity file, click the Select log button. |
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Choose one of the activity files to open. |
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Here
it can be seen, that the value of tag flag26x0 and counter1000
has been changed several times, by a user. If you have created users, in the project setup, the [SYSTEM] will be replaced with the name of the user that is logged in. |
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Activity
files is plain text files that can be opened from Windows Explorer. They are named by date and a new activity file is created each day. |
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