bValid BOOL Set this to TRUE to prove to the PLC that this is a real state. This starts as FALSE to make sure that we don't ever consider uninitialized states in any of the function blocks. FALSE bMoveOk BOOL This must be set to TRUE to allow moves to this state. You can set thi...
This ensures continuity of operation and minimizes downtime. 4. Starting a shell [} 122]: The TwinCAT/BSD installer also allows starting a shell. This shell provides access to a full FreeBSD system installed on the USB stick. This is extremely useful for maintenance and diagnostic purposes...
TheEStopErrorvariable is a diagnostic signal, not a real safety output. We really just want to send that signal back to our PLC so we can display a fault message or show it on the HMI. First, create another standard output variable alias device calledEStopError.sds(the same as you did ...