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RACS 4 central units are advanced devices that serve as an optional element of Roger's RACS 4 access control system. They extend the system's functionality with a range of key capabilities, significantly increasing its capacity and effectiveness.
Key features of RACS 4 central units:
Multi-controller support: Centrals can handle up to 32 PRxx1 or PRxx2 series access controllers within a single subnet, enabling centralized management of extensive access control systems.
Enhanced functionality: The central unit expands the functionality of controllers by adding features such as:
Emergency power supply: The central unit has a buffer power supply and a backup battery, ensuring the continuity of the access control system even in the event of a power failure.
Communication: The central unit communicates with controllers using the RS485 interface, enabling flexible and reliable communication within the system.
Software update capability: The central unit has a software update function, providing access to the latest features and improvements.
