Technical / Programming Manual
FT128 Rev 2.2
125
2. The Bukgin key switch is turned OFF (i.e. from activated to not activated state).
The fault “FB Silence switch active” will be “Serviced.”
FAULT: FB Silence switch serviced
Any fire alarm ("ALM") and acknowledged alarm ("ACK") will automatically
be disabled / isolated i.e. it has to be re-enabled via menu H2/B5-B6.
Indicated by LED "General Disablements" on the CIE front.
Any fire alarm ("ALM") and acknowledged alarm ("ACK") will automatically
change the state to "Isolated alarm" (see below) and in the fire alarm list
(presented in the LCD) "ALM" or "ACK" will be replaced with "ISO".
An example:
ISO ZONE-ADDR 12-46 LAST ZONE 12 No. 01
This is a user defined alarm text.
15.1.2.1 Isolated Alarm
An active fire alarm will automatically change state to "Isolated alarm" when the Bulgin key
"outside switch" is turned OFF, i.e. when it is not activated any more (see above).
The following is valid for an isolated alarm.
LED’s "Fire" (on the front) will not be activated.
The CIE built-in buzzer will not be activated.
Presented as isolated alarm, see the example above (ISO ……).
Programmable outputs will not be activated.
Output for routing equipment (Fire brigade TX) will not be activated.
15.2 Battery Faults
For other conventions, see Section "Battery Protection Functions", page 172.
15.2.1 FAULT: Battery
The following battery check is performed:
The battery charging is turned off every 30
th
second.
Battery voltage is checked.
Battery voltage < 24.4 V generates a fault.
Fault message:
FAULT: Battery
15.2.2 FAULT: Low Battery Capacity (Auto battery test)
The following battery check is performed:
The battery charging is turned off for 60 minutes every 24
th
hour.
Battery voltage is checked during this 60 minutes period.
Battery voltage < 24.4 V generates a fault.
Since this fault is always latched, it has to be acknowledged via menu H6.
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