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siemens s7 1200 read/write data blocks with optimizeed access

Hi everyone,

 

I am trying to read db on siemens s7-1200 PLC. So far I was using this vis to communicate (read/write) to standard access dbs and all is working beautifull, but now I have optimized access database option turned on (can't be turned off). The difference between standard and optimized access is that in standard access, the data elements are assigned both a symbolic name and a fixed address within the block ("Data".Fill Level and DB1.DBW2), and with optimized access, the elements are assigned only a symbolic name and no fixed address within the block ("Data".Fill Level). More info about that in pdf attached. So, before I was reading data I was using fixed address to read.

 

Is there a way to read data from db with optimized access (with symbolic name only)?

 

 

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