Honeywell NOTIFIER NFS2-640 Operation Manual page 4

Control Keys
Indicator Color
Red
DISCHARGE
Yellow
ABORT ACTIVE
F A Red
IRE LARM
- Red
PRE ALARM
Blue
SECURITY
Yellow
SUPERVISORY
Yellow
SYSTEM
TROUBLE
Yellow
SIGNALS
SILENCED
Yellow
POINT
DISABLED
Table 2.1 Descriptions of System Status Indicator LEDs (2 of 2)
* Activation of a Manual Release Switch will override Predischarge Delay and override an active Abort
Release Switch, resulting in an immediate agent release.
2.3 Control Keys
The control panel provides five Control Keys as described below:
2.3.1 Acknowledge/Scroll Display
Use the
ACKNOWLEDGE
pressed, the control panel does the following:
• Silences the panel sounder
• Changes all active LED indicators from flashing to steady
• Sends an Acknowledge message to the History buffer and installed printers, CRT-2 terminals,
and FDU-80 annunciators
• Sends a signal to silence the sounders on the FDU-80 and ACS annunciators
You can also press this key to display multiple alarms or troubles. If more than one alarm or trouble
exists, the control panel displays the next alarm or trouble for 3 seconds (or until you press the
ACKNOWLEDGE
NOTE: If Local Control is set to "0" (No Control), the FACP will not respond to
and the piezo will not sound.
NFS2-640 Operations P/N 52743:L4 06/10/19
When Active
Lights when any of the releasing zones are active
and in the process of discharging a releasing agent.
Lights when an abort switch has been activated.
Flashes when a non-acknowledged fire alarm
exists. Lights steadily after you acknowledge the
fire alarm.
Flashes when a non-acknowledged fire Pre-Alarm
exists. Lights steadily after you acknowledge the
Pre-Alarm.
Flashes when a non-acknowledged Security alarm
exists. Lights steadily after you acknowledge the
alarm.
Flashes when a non-acknowledged Supervisory
condition exists. Lights steadily after you
acknowledge the event.
Flashes when a non-acknowledged system trouble
exists. Lights steadily after you acknowledge the
trouble.
Lights steadily after a fire alarm condition occurs
and after you press
SIGNAL SILENCE
outputs. Flashes to indicate that some silenceable
outputs are on and some are off.
Lights when one or more system devices are
disabled.
/
S CROLL DISPLAY
key), then displays the next alarm or trouble.
/
SCROLL DISPLAY
Turns off automatically when no releasing
zones are discharging a releasing agent.
*
Turns off automatically when an abort switch
has been pressed and its timer is still counting
down.
Clear the alarm condition and reset the
system.
Clear the pre-alarm condition. (An Action
Pre-Alarm requires a system reset.)
Clear the Security alarm condition and reset
the system.
Clear the condition (Supervisory inputs
require a system reset if they are latching.
Refer to Table 3.4 page 30 for latching
information.).
Clear the trouble condition.
Press
SYSTEM RESET
to silence all the LED.
Enable the device or remove the disabled
device from the system program.
key to respond to new alarm or trouble signals. When
Use of the Controls
To Turn Off
. will also turn off
DRILL
,
ACKNOWLEDGE
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