Ladder Viewer and Ladder add-on (828D only)
19.7 Displaying information on the program blocks
Milling
Operating Manual, 03/2010, 6FC5398-7CP20-1BA0
565
19.7 Displaying information on the program blocks
You can display all the logic and graphic information of a program block.
Display program block
In the "Program block" list, select the program block that you want to display.
Logic information
The following logic information is displayed in a ladder diagram (LAD):
● Networks with program parts and current paths
● Electrical current flow through a number of logical operations
Further information
● Properties
Name of the block, author, number of the subprogram, data class, date it was generated,
date of the last change and comment.
● Local variable
Name of the variable, variable type, data type and comment.
Access protection
If a program block is password-protected. The ladder diagram display
can be enabled using the "Protection" softkey.
Displaying the program status
1. Press the "Program stat. OFF" softkey to hide the program status in
the status display.
2. Press the "Program stat. ON" softkey to unhide the program status in
the status display.
Enlarging/reducing the display of the ladder diagram
1. Press the "Zoom +" softkey to enlarge the section of the ladder
diagram.
After enlarging, the "Zoom -" softkey is available.
2. Press the "Zoom -" softkey to reduce the section of the ladder diagram
again.
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