In , navigate to the PLC menu and select Clear . Select All (Program, Data, and System Blocks) and confirm.
: Encrypts specific subroutines or functions, making them "Know-how protected" even if the rest of the program is accessible. 2. Official Methods to Clear a Password s7-200 smart password unlock
Remove the card and restart the PLC; it will now be at its default IP and have no password. 3. Recovering or Bypassing a Password In , navigate to the PLC menu and select Clear