Federal!Signal!UltraVoice!Remote!Interface!(UVRI)!
Installation,!Operation,!and!Service!Manual!
GENERAL!DESCRIPTION!
14!
3.4.4! 128Mbit!Encryption!Key!
!
1289bit!data!encryption!provides!security!against!malicious!operation!or!monitoring.!The!
1289bit!key!is!programmed!during!the!flashing!of!the!microprocessor!and!must!match!
the!encoder!(!or!SFCDWARE)!being!used!to!activate!the!unit.!A!key!value!of!
zero!disables!1289bit!encryption!and!must!be!used!if!the!encoder!does!not!support!1289
bit!encryption.!All!sites!in!the!system!must!use!the!same!encryption!key.!
!
3.4.5! Unit!Address!!
!
Site!Address!Switch:!
!
The!unit!address!sets!the!UVRI!site!number!and!is!used!to!numerically!identify!the!site!
within!the!system!network.!The!Unit!Address!is!a!three9digit!number!with!a!range!of!0019
1023.!The!unit!address!is!set!via!dip!switch!S1.!S1!Off!position!indicates!active!position.!
Add!binary!active!switch!positions!to!get!ID!address.!!
!
Switch!!
No.! 1! 2! 3! 4! 5! 6! 7!
8!
!
!
9!
!
!
10!
Binary!!
No.! 1! 2! 4! 8! 16! 32! 64! 128!
!
!
256!
!
!
512!
!!
Example:
!The!illustration!above!shows!Switch!numbers!1,!2!&!3!in!the!active!position.!
The!switch!in!the!example!above!represents!the!binary!numbers!1,!2!&!4,!which!when!
added,!would!equal!unit!address!7.!
!
Note:!The!address!must!be!set!to!address!(one)!to!program!a!controller!board!to!program!
a!DTMF,!non9digital!unit.!When!the!programming!is!completed,!change!the!dip!switch!
setting!to!the!actual!site!address.!Programming!details!are!in!the!Commander!software!
manual.!The! site! address! is! stored! when! power! is! applied! to!the! controller.! If!the! site!