Festo CPX Electronic Manual page 166

B. Parameters and data of the CPX terminal
Diagnostic memory parameters: Entries remanent with Power on
Function no. 3480
Description Determines whether the contents of the diagnostic memory are to be retained
after new power on or whether they are to be deleted.
Bit 0 Entries remanent with new power ON
Values 1 = Inactive
0 = Active (presetting)
Note The diagnostic memory will be deleted if the mode is changed.
Tab. B/23: Entries remanent with Power on
Diagnostic memory parameters: Run/Stop filter 1
Function no. 3480
Description Diagnostic memory filter with which you can determine whether the first 40 faults
or the last 40 faults are to be saved.
Bit Bit 1
Values Run/Stop filter 1:
Bit 1
0 Save the first 40 entries (stop after 40 entries);
Save the last 40 entries (overwrite old entries,
1 presetting)
Note The diagnostic memory will be deleted if the mode is changed.
Tab. B/24: Run/Stop filter 1
B−24
[Entries remanent at
Power ON]
[Inactive]
[Active]
[Run/Stop 1]
[Save the first 40 entries]
[Save the last 40 entries]
Festo P.BE−CPX−SYS−EN en 0503b