NFS2-640/E Programming Manual — P/N 52742:L2 7/17/14   31
Basic Program Programming
F9 (Pre-Alarm) The Pre-Alarm screen provides fields for programming the Alert or Action 
Pre-Alarm functions. For details on Pre-Alarm selections, refer to “Pre-Alarm” on page 99. From 
the Special Function Change screen, press F9 to display the Pre-Alarm screen:
FA (Verification) Turn on when detector in verification mode. This is a fixed point and is not 
programmable.
FB (Custom drill zone) Turn on if custom drill set to Y and the panel in Drill mode. 
FC (CO Alarm) Turn on in the event a CO alarm is present on an FCO-851 detector or monitor 
module with a CO monitor type code.
FA, FB and FC can map to output point only. It can be mapped to the output device as a CBE using 
either panel key pad or VeriFire tools. But the custom drill option (Yes or No) is only programmed 
by VeriFire tools.
FD (MN Alarm) Turn on when an MN Alarm occurs on the fire panel. (Not applicable for 
FirstCommand applications).
FE (MN Supervisory) Turn on when an MN Supervisory occurs on the fire panel.
FF (MN Trouble) Turn on when an MN Trouble occurs on the fire panel.
2.3.8  Change Global System Functions (7=SYSTEM)
The System option lets you select settings for global system functions that 
apply to all programmed devices and zones. For instance, selecting an Alarm 
Verification Timer for 30 seconds means that all initiating devices selected 
for Alarm Verification use a 30-second timer. From the “Basic Program” 
screen, press the 7 key to display the “System Function” screen as shown 
below:
 
Global System Functions
Settings for global system functions: 
ACTION or ALERT Pre-Alarm level: press the NEXT or PREVIOUS 
key to toggle between 
ALERT and ACTION. For details on selections, 
refer to “Pre-Alarm” on page 99)
Pre-Alarm (Zone F9)
PreAlarm programming 
status banner
PRG PRE-ALARM FUNCT  ALERT
 F09
SIL INH=000 AUTO=000 VERIFY=30 USA TIME 
TERM=N AC_DLY=Y LocT BLINK=01 ST=4 ACS=N
Table 2.12  Settings for Global Systems Functions  (1 of 2)
System Function Setting Default
SIL INH (Silence Inhibit Timer)  0 to 300 seconds 000
AUTO (Auto Silence Timer) - After the time delay 
expires, functions like pressing the SIGNAL 
SILENCE key, silencing active outputs programmed 
as silenceable.
000 (none); 600 to 900 seconds 000
VERIFY (Alarm Verification Timer)  0 to 60 seconds* 60