D200-101-00
7
I56-3888-103
Table 4: Front Panel Indicators and Fault Descriptions
S
E
N
S
O
R
A
S
P
IR
A
T
O
R
D
R
IF
T
C
O
M
P
E
N
S
A
T
IO
N
TEMPERA
TURE
/
INPUT
DISABLE
/
SYSTEM
S
O
U
N
D
E
R
F
IL
T
E
R
L
O
W
F
L
O
W
H
IG
H
F
L
O
W
INITIALIZATION
LEVEL 1
SMOKE
FAULT
FAULT
POWER
LEVEL 2
SMOKE
INITIALIZATION
ALARM
PREALARM
2
10
3
1
4
5
6
7
8
9
2
10
3
1
4
5
6
7
8
9
Figure 11: User Interface Buttons
Front Panel Buttons
The front panel has 3 user buttons:
TEST
,
RESET
and
DISABLE
.
These buttons are used to enter the pass-code which then allows
the user to carry out simple test functions.
Note: In
Remote Maintenance and Service Mode
, these buttons
are always disabled.
INDICATOR
ACTION
WARNING OR TROUBLE
COMMENT / ACTION
CHANNEL 1/2 ALARM
ON
Red, Channel is in alarm (relay is
set)
No delay with default settings
1 BLINK
Green, when sensor is polled
Not in alarm
CHANNEL 1/2 PRE-
ALARM
ON
Channel is in pre-alarm (relay is
set)
SMOKE LEVEL
ON
Led number indicates sensor
alarm level reached
Only numbers 1 – 9 used
INITIALIZATION
ON
FAAST LT is in initialization
FAULT
ON
Common or multiple faults
1 BLINK
Fault delay
Default = 60s.
POWER
ON
FAAST LT is powered
POWER FAULT
ON
Low power alert / high power fault Check the power supply voltage.
CHANNEL FLOW
INDICATORS 1/2
ON
The LED indicates the air flow for
a channel:
-
Centre = normal flow
-
Left = flow low;
(-20% at extreme)
-
Right = flow high;
(+20% at extreme)
On 2 channel unit:
Upper row = Ch1
Lower row = Ch2
LOW FLOW
ON
Low flow fault
Check filter; check pipe network for blockages.
SENSOR
1 BLINK
Sensor initialization fault
Try to restart device.
Replace faulty sensor.
2 BLINKS
Sensor communication fault
Check sensor addresses and installation; replace
sensor.
ASPIRATOR
ON
Air flow sensor fault
Try to restart device.
1 BLINK
Flow initialization fault
Check filter; check pipe network for blockages. Try
to restart the device.
2 BLINKS
Fan fault
Try to restart device.
DRIFT COMPENSATION 1 BLINK
Drift compensation, 1st alert
Clean sensor
2 BLINKS
Drift compensation, 2nd alert
Clean sensor
3 BLINKS
Drift compensation limit warning
Sensor needs urgent maintenance
TEMPERATURE
1 BLINK
Low temperature alert
Check the air flow temperature
2 BLINKS
High temperature alert
Check the air flow temperature
INPUT
1 BLINK
External input fault
Not used with default settings
DISABLE
1 BLINK
Alarms, faults & alerts not
reported
Returns to Maintenance then Normal operation
after 60min (default)
SYSTEM
1 BLINK
Wrong configuration
Flashes all FAULT LEDs. Try to restart device.
2 BLINKS
EEPROM fault
Check power supply voltage. Try to restart device
3 BLINKS
Real time clock fault
RTC is corrupted or time reading failed.
SOUNDER
1 BLINK
Sounder fault
Check the sounder circuit and the EOL
FILTER
1 BLINK
Filter alert at set date
No date set as default
HIGH FLOW
ON
High flow fault
Check pipe network for breaks or leaks.
In case of simultaneous alerts/faults on the same LED, priority order is: ON (Highest), 1 blink, 2 blinks, 3 blinks (Lowest)
