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Zelio logic SR1 is locked by a password of 4 digits, How to reset the password?

To delete a password with the smart relay stopped (Zelio SR1 range), from the CONFIG menu, call up the password entry screen and simultaneously press Z1, Z4, Z3, Z2 on the front of the product. To guarantee confidentiality, the program will be erased.
Simultaneously pressing the 4 keys (press Z1 and keep it press, press Z4 and keep it press, press Z3 and keep it press, press Z2 and keep it press) opens a CLEAR ALL? screen, Selecting and validating YES cancels the password and the module's current program.
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