6/28/2011 DOC.NO.: 150D - 1
P/N RE 150D Rev. No. 1
23
The External hooter (NAC / Sounder) and buzzer will be silenced by
using
the
ACK
Key
and
silenced
LED
indicates
tt
acknowledgement.
Always the recent fired zone FIRE LED will blink continuously, rest of
the fired zone FIRE LED’s will glow constantly till it goes to RESET.
The
FIRE LED indication will remain ON condition till the panel is RESET.
4.3.4
ZONE FIRE RESTORAL:
The control panel returns to normal after all alarms have been
cleared and a system reset key has been pressed. The control
panel will perform the following upon restoral of all active alarms,
The Zone Fire LED, Hooters, buzzer and fire relay are turn off.
Note:
1.
The Fire and Fault relay will be in ON condition till the fire
and fault LED’s go OFF.
2.
By silencing, sounders are switched off and Fire relay
output for actuators will remains in ON Condition until
reset.
4.3.5
ISOLATION:
There are two types of disablements (Isolation) as given below.
a.
Zone Isolation
b.
Aux Isolation
a.
Zone Isolation:
The Zone Isolation using the Isolate key by selecting the
particular zone using the select key. The corresponding Isolation LED
identifies the zone, which isolated. The ON status indicates, the zone
is Isolated from the monitoring with its loop voltage being cut off.
The OFF status indicates the zone is in monitoring condition.
For Zone Isolation the follow the steps given below.
a.
Press the ‘select’ key zone1 selects first with indication of
isolate LED blinking.
