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8.1
SILENCE ALARM (inside switch)
Note: The functions in this chapter are used only in the New Zealand convention.
The button "SILENCE ALARM" (P2) is called inside switch, it operates slightly different in
the NZ convention as shown in the following section.
The button SILENCE ALARM (inside switch) toggles between two states:
•
Alarm devices disabled
when the button is pressed, all programmable outputs of type "Alarm devices" are
isolated, i.e. sounders, OWS, strobes, VAD's etc. and prohibits new alarms from
activating the warning devices.
Alarm devices not disabled
•
when the button is pressed again, all programmable outputs of type "Alarm
devices" will be enabled, i.e. any alarm can activate the warning devices.
If the "SILENCE ALARM" button (inside switch) is left in its isolated state when the FDCIE
door is being closed, the buzzer will beep continuously and the message
switch left active"
standard to ensure that the door cannot be closed while the alarm devices are isolated. For
priority order see chapter "The information area priority order" page 22.
Note: The "SILENCE ALARM" button on the front display has no function if the "Silence
alarms" Bulgin key in the FT1020G3 cabinet or in the remote fire brigade panel (see below)
is turned to the "Silence Alarms" position.
8.2
NZ FB "Silence Alarms" Bulgin key (outside switch)
The New Zealand FB "Silence Alarms" Bulgin key switch is connected to NZ mimic
application board via a programmable input in the IO matrix board 4582 with the trigger
condition "NZ Silence switch".
The fire brigade Bulgin key switch can be in only two states:
1. The Bulgin key switch is turned ON (from non-activated to activated state).
a. All programmable outputs of type "Alarm devices" are disabled. The
b. LEDs "Fire" (on FT1020G3 front display) changes from blinking to steady
c. The FDCIE buzzer is silenced.
d. A fault is generated
2. The Bulgin key switch is turned OFF (from activated to non-activated state).
a. The fault
b. Any "Alarm" or "Acknowledged alarm" will be automatically disabled
c. Any "Alarm" or "Acknowledged alarm" will automatically change state to
22
This is valid also if the fire alarm is activated after the Bulgin key switch (outside switch) is turned ON (Silence
Alarms position).
23
The fault (defect) in the NZ convention is always non-latched, no need to be acknowledged via menu H6.
will be shown in the display. This feature is required in NZS4512
"SILENCE ALARM" switch in FT1020G3 front display (see above) has no
function.
(continuous)
.
22
"FAULT: FB Silence switch active"
23
"FAULT: FB Silence switch active"
(isolated), i.e. it must be re-enabled via menu H2/B5 and is indicated by LED
"General disablement" on the FDCIE front.
"Isolated alarm" (see below) and in the fire alarm list (presented in the
display) "Alarm" or "Acknowledged alarm" will be replaced by "Isolated
alarm".
49
Operation Manual
FT1020G3 Rev 2.10.4
"Silence
will be Serviced
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