Trouble Operation
Operating Instructions
MS-5UD and MS-10UD Series Manual —
P/N 52626:B1 6/30/2009
111
4.4 Trouble Operation
With no alarms in the system, the detection of a trouble will cause the following:
•
The piezo to pulse 1 second On and 1 second Off
•
The system Trouble LED to flash one second On and one second Off
•
The trouble relay to activate
•
TROUBL
with device type, noun/adjective, address and trouble description will appear on
the LCD display
•
The same message, along with the time and date, is sent to the optional printer and the history
buffer.
•
Communicate the trouble conditions to the Central Station
•
Terminate upload or download communications
Note that specific troubles will initiate additional actions; for example, loss of AC power will turn
off the AC Power LED, etc.
Input Zone
For Input Zones, the following is a typical message that could appear on the LCD display for a
device trouble:
The information displayed in the above example provides the following information:
•
First line in display:
The type of event; in this example
OPEN
indicating a circuit trouble
Device type identifier; in this example,
PULL STATION
indicates a manual device. Other
device type identifiers which can be displayed include
SMOKE
for Smoke Detector,
HEAT
for Heat Detector, etc.
•
Second line in display:
<ADJ>; refers to the user programmed adjective descriptor from library list resident in the
control panel or custom entry via PC.
<NOUN>; refers to the user programmed noun descriptor from library list resident in the
control panel or custom entry via PC.
•
Third line in display indicates Zone and the fault condition. Other possible troubles include:
U
OPEN
- indicating an open circuit
U
DIRTY -
maintenance alert indicating that an i
3
detector is near but below the allowed
alarm limit and is in need of maintenance before the performance is compromised
•
Fourth line in display:
Time; the current time in this example is
10:00A
which represents 10:00 AM
Date; the current month, day and year in this example is
09
for September,
08
for the 8th
day of the month and
07
for the year 2007
TROUBL PULL STATION
<ADJ> <NOUN>
ZONE 10 OPEN FAULT
10:00A 070707