
Operation
Creating a PLC sample program
Create sym file
8
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LDCDS−EL100 EN 8.0
3. Select the
Dump symbol entries
control field and click the
Configure symbol file
button.
The "Set object attributes" dialogue will be opened.
4. Select the
Export variables of object
control field in the "Set object attributes"
dialogue. Do not change the other control field selections.
5. Go to the object tree and select all objects which contain variables for the
visualisation and are enabled via the variables of the object.
Only export those variables required for visualisation. The smaller the sym file the
shorter the baud rate to the target system.
6. Close the "Set object attributes" dialogue and the "Options" dialogue with
OK
.
7. Go to the menu bar, open the menu
Project
and select the menu item
Clean all
.
8. Open the menu
Project
once again and select the menu item
Rebuild all
.
The project is checked, compiled and saved under the file name "ExampleProject.sym"
at the selected memory location.
Note!
If the Download symbol file control field is checked when the variable is
created (
51), the sym file will be transferred automatically when the project
is downloaded to the EL 100.
If you create new variables for the visualisation in the PLC program, a new sym
file must be created.