Active Trouble Monitor Mode Of Operation; How The Control Panel Indicates An Active Trouble Monitor; How To Respond To An Active Trouble Monitor - Notifier NFS-640 Operation Manual

3. Operation of the Control Panel

Active Trouble Monitor Mode of Operation

How the Control Panel Indicates an Active Trouble Monitor

Trouble Monitor Points are monitor modules programmed with the following Type Codes:
These types of monitor modules operate like monitored system functions that can produce troubles—
but with the following differences:

How to Respond to an Active Trouble Monitor

If the control panel indicates an active Trouble Monitor Point, take the following action:
1.
2.
3.
4.
5.
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Type Code Latching
(Y/N)
N Used for monitoring audio equipment audio amplifiers
AUDIO SYSTEM
or associated equipment
EQUIP N Used for recording access to monitored equipment
MONITR
N Used to monitor remote power supplies or other
POWER MONITR
external equipment
N Used to monitor remote power supplies or other
TROUBLE MON
external equipment
Table 8 Trouble Monitor Type Codes
• The LCD display status banner displays
TROUBL TROUBLE_MON
EASTERN WING
Extended 12 character
custom label
Figure 16 Sample Trouble Monitor Point Message
• 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 (TB-9)
Press the /
ACKNOWLEDGE SCROLL DISPLAY
LED from flashing to steady—regardless of the number of troubles, alarms, and
TROUBLE
supervisory signals.
The control panel sends an Acknowledge message to the History buffer and installed printers,
terminal mode LCD-80s, and CRT-2s. Check the trouble message for the location and type of
trouble.
Correct the condition causing the trouble.
When the trouble condition is corrected, the panel will return to normal operation (indicated by the
"System Normal" message).
The control panel sends a "System Normal" message to the LCD display, History buffer and
installed printers, terminal mode LCD-80s, and CRT-2s.
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Active Trouble Monitor Mode of Operation

Device Function
as shown:
ACTIVE
Status banner
Type Code
INTENSIVE CARE UNIT
09:38A 071401 1M044
Time and date of trouble
key to silence the panel sounder and switch the
NFS-640 Operations Manual P/N 51334:B 10/03/2003
Point Function
Activates CBE
Activates CBE
Activates CBE
Activates CBE
Custom descriptor for
this device location
Device address
SYSTEM