Mechanical Time Locks/Time Movements Time lock and time delay locks are used as a robbery protection on value storage devices. The time lock controls the window during which the value storage unit will not be able to be opened. The time delay lock is started by turning the key and is not opened until the adjustable time delay expires. For more information contact customer support. Do you want to create a safe lock environment? ASSA OEM has created "The lock guide by ASSA OEM", and it's made to give you knowledge and tips about approved lock sets. We really encouring poeple to read our tips and guidelines here: The lock guide Want to download our product catalogues? If you prefer to download our product catalogue - you can download it here! We also provide instructions, declarations and other documents in our download documents section.Check it out!