Active Trouble Monitor Mode Of Operation; 1: How The Control Panel Indicates An Active Trouble Monitor; 2: How To Respond To An Active Trouble Monitor - Notifier NFS2-640/E Operation Manual

Fire alarm control panel
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Active Trouble Monitor Mode of Operation

Latching
Type Code
(Y/N)
PHOTO/CO (C SUP)*
Y
*FlashScan mode only

3.11 Active Trouble Monitor Mode of Operation

3.11.1 How the Control Panel Indicates an Active Trouble Monitor
Trouble Monitor Points are monitor modules programmed with the following Type Codes:
AUDIO SYSTEM
EQUIP MONITR
POWER MONITR
TROUBLE MON
These types of monitor modules operate like monitored system functions that can produce
troubles—but with the following differences:
The LCD display status banner displays
Extended 12 character
custom label
The monitor module is non-latching: the module will return to normal when the trouble
condition no longer exists.
The monitor modules activate Control-by-Event
The panel trouble relay transfers (TB4)
3.11.2 How to Respond to an Active Trouble Monitor
If the control panel indicates an active Trouble Monitor Point, take the following action:
1.
Press the
SYSTEM TROUBLE
and supervisory signals.
2.
The control panel sends an Acknowledge message to the History buffer and installed printers,
FDU-80 annunciators, and CRT-2s. Check the trouble message for the location and type of
trouble.
3.
Correct the condition causing the trouble.
NFS2-640/E Operations Manual — P/N 52743:F1 06/16/2011
Purpose
Indicates activation of the Photo, Heat or CO element of a
detector.
Table 3.5 CO Alarm Type Codes (2 of 2)
Latching
Type Code
(Y/N)
N
Used for monitoring audio equipment audio
amplifiers or associated equipment
N
Used for recording access to monitored equipment Activates CBE
N
Used to monitor remote power supplies or other
external equipment
N
Used to monitor remote power supplies or other
external equipment
Table 3.6 Trouble Monitor Type Codes
Status banner
T R O U B L T R O U B L E _ M O N
E A S T E R N W I N G
Figure 4 Sample Trouble Monitor Point Message
/
ACKNOWLEDGE
SCROLL DISPLAY
LED from flashing to steady—regardless of the number of troubles, alarms,
Operation of the Control Panel
Lights
FIRE ALARM
alarms, will light supervisory LED for CO
alarm, photo and heat alarms will activate
CBE, CO alarm will activate sixth CBE
zone only (sixth CBE zone programmable
via VeriFire Tools)
Device Function
as shown:
ACTIVE
Type Code
I N T E N S I V E C A R E U N I T
0 9 : 3 8 A 0 4 1 5 0 8 1 M 0 4 4
Time and date of trouble
key to silence the panel sounder and switch the
What it does
LED for heat and photo
Point Function
Indicates trouble
Indicates trouble
Indicates trouble
Custom descriptor for
this device location
Device address
29

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