Kingdun Electronic KD-218A - Information Indication and Power-Up; Information Indication; Power-Up; Alarm Condition

8) Sensor inlet: Gas inlet.
9) Battery compartment: Where to install the battery.
10) Mounting hole: Hole for the buckle.
11) Mounting plate: The plate that the detector is attached to for
support.
12) Screw hole: Hole for screw installation.
13) Buckle: For attaching the detector to the mounting plate.
1.3 Information indication and power-up
1.3.1 Information indication
1.3.1.1 Information indication chart
Information Status Function
Power-up
prompt
The Power indicator,
Fault indicator and Alarm
indicator
will flash at the
same time, and the
buzzer beeps at the same
time.
It indicates that the
power supply is normally
connected. The indicator
light is on and the
buzzer can sound
normally, indicating that
the indicator lights and
buzzer are working
normally, otherwise
there is a fault.
Normal
operation
The Power indicator
flashes at least once
every minute.
I
t indicates the detector
is in normal operation.
Low
battery
warning
The Fault indicator
flashes with a beep at
least once every minute.
I
t indicates batteries
need to be replaced.
Fault
warning
The Fault indicator will
flash twice with beeps.
F
ault warning will be
given at least once every
minute when fault is
detected.
It indicates there is fault
in the sensor or circuit.
Fault warnin
g will be
given at least once every
minute until fault is
removed.
End-of-life
warning
The Fault indicator will
flash 3 times with beeps.
The end-of-
life warning
will be given at least once
every minute.
It indicates end of unit
life.
Alarm
warning
The A
larm indicator
flashes 5 times with
beeps.
That makes one
cycle of alarm. Alarm
warning will be made 3
times every 10 seconds.
It indicates alarm
condition and dangerous
concentrations of CO is
detected.
Alarm
silence
W
hen the detector is in
alarm condit
ion, press
and hold the TEST
button, then it will enter
alarm silence condition.
Alarm silence condition is
the same as alarm
condition except the
buzzer doesn’t beep
temporarily. The Alarm
indicator still flashes.
A
larm silence condition
lasts less than 10
minutes.
It indicates alarm
condition without beeps,
only when the CO
concentration is less
than 200PPM.