I spoke with Moeller originally and they can't suggest anything that hasn’t already been tried.
To date we have tried the following:
Repeatedly putting in the password to delete the program - this option has been turned off
All common passwords 1234 etc
Power off and On
Writing to the...
We've just had a disgruntled engineer leave the company who's locked the PLC with a four digit code. Does anybody know a way around this without having to manually input 10,000 combinations or scraping the PLC?