Option Bus NAC Outputs (FPP-RNAC-8A-4C) will never be in sync with the NAC Output of the panel (FPA-1000, FPA-1000-UL, FPA-1000-V2, or FPD-7024). OPtions are: 1.) Add another FPP-RNAC-8A-4C to the option bus. (The panel can support up to 4 FPP-RANC-8A-4C 's on the option bus). 2.) Use either NAC 1 or NAC 2 of the FACP to the input 1 of the FPP-RNAC-8A-4C out of input on to the AV's on the loop. Set Bank 1 Dipswitches (S1) all Off - (Follower). Bank 2 Dipswitches (S2) set Dipswitch 0 to On, Dipswitches 1 and 2 set the AC fail Delay. Set Dipswitches 3, 4, 5, and 6 to Off. *Note: In this cinfiguration the Trouble contact of the FPP-RNAC-8A-4C need to be monitored by the FACP. S2 Dipswitch option for AC Fail Delay Dipswitches 1 2 No Delay Off Off 1 Hour Delay Off On 3 Hour Delay On Off 6 Hour Delay On On
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