Notifier NCA-2 Network Control Annunciator-2

640-Characters; on single panel (one CPU2-640) NFS2-640 systems the NCA-2 can be the primary display for the panel and connects directly to the CPU2-640; on network systems (two or more FACPS), one network display (either NCA-2, NCS OR ONYXWORKS) is required for every system ad each NCA-2 connect to and requires and NCM