This file is a specific update (Update 1) for the Japanese (indicated by the "J") version of SIMATIC S7 Professional v5.5 Service Pack 1. In the Siemens ecosystem, updates are released to:
Efficient handling of standard and system function blocks (FBs/FCs). simatics7fprojxv55sp13upd1exe best
Add support for newer firmware versions of PLC modules. This file is a specific update (Update 1)
This executable is an update for . In the world of industrial automation, these legacy versions of STEP 7 are still widely used for maintaining older PLC systems (like the S7-300 and S7-400) that haven't yet migrated to the TIA Portal. simatics7fprojxv55sp13upd1exe best