10 NFS-320/E/C, NFS-320SYS/E Operations Manual — P/N 52747:E1 06/16/2011
General Information Introduction to the Control Panel
1.2.4 Shortcuts to Operating Functions
To the left of each program function, you’ll find a keypad shortcut, which contains a
series of keypad entries required to access the program function. All shortcuts start
with the control panel in normal operation.
For example, the keypad shortcut to the left, shows how to enter the Read Status
function with the control panel in normal operation, as well as how to exit the
function.
1.3 Introduction to the Control Panel
The NFS-320 is a modular, intelligent Fire Alarm Control Panel (FACP) with features suitable for
most applications. Following is a list of operating features available.
• Alarm Verification selection, to reduce unwanted alarms, for intelligent detector points
• Positive Alarm Sequence (PAS) and Presignal per NFPA 72
• Silence Inhibit timer and Auto Silence timer for Notification Appliance Circuits (NACs)
• March time/temporal code for Notification Appliance Circuits (NACs)
• Programmable Signal Silence, System Reset, and Alarm Activate functions through monitor
modules
• Automatic time-of-day and day-of-week control functions, with holiday option
• Intelligent Sensing with nine field-adjustable Pre-Alarm levels with programmable
Control-By-Event (CBE)
• Operate automatic smoke or heat detector sounder base on action Pre-Alarm level, with
general evacuation on alarm level
• Security alarm point option with separate audible signal code
• Audible alarm signaling options
• Programmable Control-By-Event control of outputs from individual alarm or supervisory
addressable devices
• Networks with other FACPs and equipment for large applications.
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