System Sensor FL0111E Quick Installation Manual page 7

Table 4: Front Panel Indicators and Fault Descriptions
INDICATOR
CHANNEL 1/2 ALARM
CHANNEL 1/2 PRE-
ALARM
SMOKE LEVEL
INITIALIZATION
FAULT
POWER
POWER FAULT
CHANNEL FLOW
INDICATORS 1/2
LOW FLOW
SENSOR
ASPIRATOR
DRIFT COMPENSATION
TEMPERATURE
INPUT
DISABLE
SYSTEM
SOUNDER
FILTER
HIGH FLOW
In case of simultaneous alerts/faults on the same LED, priority order is: ON (Highest), 1 blink, 2 blinks, 3 blinks (Lowest)
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.
INITIALIZATION
D200-101-00
ACTION WARNING OR TROUBLE
ON Red, Channel is in alarm (relay is
set)
1 BLINK Green, when sensor is polled
ON Channel is in pre-alarm (relay is
set)
ON Led number indicates sensor
alarm level reached
ON FAAST LT is in initialization
ON Common or multiple faults
1 BLINK Fault delay
ON FAAST LT is powered
ON Low power alert / high power fault
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 Low flow fault
1 BLINK Sensor initialization fault
2 BLINKS Sensor communication fault
ON Air flow sensor fault
1 BLINK Flow initialization fault
2 BLINKS Fan fault
1 BLINK Drift compensation, 1st alert
2 BLINKS Drift compensation, 2nd alert
10
3 BLINKS Drift compensation limit warning
1 BLINK Low temperature alert
2 BLINKS High temperature alert
9
1 BLINK External input fault
1 BLINK Alarms, faults & alerts not
reported
1 BLINK Wrong configuration 8
2 BLINKS EEPROM fault
3 BLINKS Real time clock fault
1 BLINK Sounder fault 7
1 BLINK Filter alert at set date
ON High flow fault
6
5
4
3
2
SMOKE
1
LEVEL 1
FAULT
Figure 11: User Interface Buttons
COMMENT / ACTION
No delay with default settings
Not in alarm
Only numbers 1 – 9 used
Default = 60s.
Check the power supply voltage.
On 2 channel unit:
Upper row = Ch1
Lower row = Ch2
Check filter; check pipe network for blockages.
Try to restart device.
Replace faulty sensor.
Check sensor addresses and installation; replace
sensor.
Try to restart device.
ALARM
Check filter; check pipe network for blockages. Try
to restart the device.
Try to restart device.
PREALARM
Clean sensor
Clean sensor
10
Sensor needs urgent maintenance
Check the air flow temperature
Check the air flow temperature
9
Not used with default settings
Returns to Maintenance then Normal operation
after 60min (default)
Flashes all FAULT LEDs. Try to restart device. 8
Check power supply voltage. Try to restart device
RTC is corrupted or time reading failed.
Check the sounder circuit and the EOL 7
No date set as default
Check pipe network for breaks or leaks.
6
5
4
3
2
1
7
SMOKE
LEVEL 2
INITIALIZATION
POWER
FAULT
I56-3888-103