Error description 322-001B
Error message
PLC datum %1 cannot be changed
Cause of error
An attempt was made to change the PLC datum with the given designation.
The datum does not exist, or cannot be changed, or the new value is not permissible.
Error correction
Check whether the datum with the given designation exists and is free for changes.
Check whether the new value is permissible for this datum.
Edit your NC program so that a correct designation and a permissible value are used.