W.E.ST. POS-124-U-PFN Technical Documentation Manual page 54

4.) The driver block is supplied as SCL – source. In order to assemble it into the project, the file has to
be added to the TIA – Portal as "new external file":
5.) Subsequently click on the imported file and chose "generate blocks from source". After this step the
driver block can be found in the "blocks" folder. Its number may differ.
This FB can now be called out of the application program. This must happen in a cyclic interrupt with an exe-
cution time >= 20 ms in order to avoid overloading the module internal gateway.
Page 54 of 62 POS-124-U-PFN-2030 23.08.2016