Design Installation Operation Manual NANO/MAR/SYSTEM January 1, 2023 | version 1.2 P
10
14
C
ONTROL BUTTONS
The NCP has a clear and orderly front panel
with which the system status of the NMS can
be determined rapidly. The figure shows the
controls and indications with text. The NCP
facia consists of a special foil with embedded
the control buttons and LED indicators.
14.1
M
UTE
The buzzer can be silenced at any time by
pressing the Mute button. To silence the
external sounder, press the Mute button twice.
In case of a second alarm the sounder and
buzzer will be activated again.
14.2
R
ESET
After the cause of the alarm has been determined the NCP can be reset by pressing the Reset button.
Manual Call Points, if triggered, must first be reset locally. The NCP will reset any latched devices.
Fault indications are self resetting type and vanished automatically when the fault condition is
removed.
14.3
L
AMP TEST
All indicators and buzzer can be tested at any time by pressing the
Mute and Reset
simultaneously.
14.4
H
OLD EXTINGUISHING RELEASE
By pressing the hold button at the panel or external hold button, as long this button is pressed, the
extinguishing release sequence will be halted and cause the yellow hold activated indicator flash, and
the buzzer to sound pulsating. When the control panel is in the second stage alarm condition and the
hold function is activated, the extinguishing release sequence will be halted, the second stage sound
shall change to first stage sound. Release the Hold button shall re-start the countdown release timer
from maximum.
14.5
A
UTOMATIC
&
MANUAL RELEASE OR MANUAL ONLY MODE
The mode of the system can be toggled between Manual Only and Automatic & Manual by operating
the MODE push button on the NCP. When the system is in Manual Only mode, the extinguishant
cannot be released by the operation of automatic detectors. In that mode the automatic fire
detectors are only informative. To switch the system from manual only tot automatic & manual press
the MODE push button for 3 seconds. To return the system to manual mode only, press the MODE
push button again for 3 seconds.
14.6
E
XTINGUISHING RELEASE
When a fire emerges, press both front extinguishing release pushbuttons, this will trigger an alarm.
The fire extinguishers will be released, depending on the PDS (time) settings.
