RPCU-01 is the gateway for transmission of the text corresponding to the emergency code or any other text from the management center to the holders of waist radio pager units and vice-versa.
RPCU-02 is the repeater unit to boost the signal when the facility has an architecture with obstacles for the 433 MHZ signal.
Any code call alert launched / received to/from the 2-way radio pagers is communicated to the main server (KTC-RN-S) via RPCU-01/02 units.