22
PRS-UM-PPSM-EN-Rev.03-10.04.2020
Press up and down arrow buttons to see other detectors. If the detector is not installed screen will
show not installed status with detector number:
Press T button to return back to main menu. Menu will return to display mode if user not take any
action for a minute.
7. ALARM STATUS
There are 4 independent LEDs for each zone module as fault, alarm, fan1 and fan2. Depending of the
alarm activation type PPS Manager activate Fan1, Fan2 or Alarm relays and activate related LEDs on
the front panel. As it is designed to work for parking areas, fan1 will be activated to start ventilation
when average or any one of the detectors gas reading reaches the defined level. Then if gas
measurement still increasing the Fan2 relay will be activated. Finally if the measured gas level
reaches the alarm level the alarm relay will be activated.
In additition to these zone module relays there are one fault and one alarm relay on main pozer
control board to monitor overal status. The fault relay will be activated any one of the zone module
raises a fault condition. Same as fault, alarm relay will be activated any one of the zone module raises
an alarm condition. The LEDs and related relay outputs will be active untill detector change the
alarm status.
7.1 What to do in case of alarm
Refer to the mandatory safety procedures (gas alarm) set forth by your safety manager.
Recommendations:
Keep calm and follow these instructions:
1.
Put out all naked flames (including cigarettes, pipes, etc.)
2.
Turn off all gas appliances.
3.
Turn off the gas supply at the tap and/or on the gas bottle (in the case of LPG).
4.
Do not switch electrical appliances, lamps or the gas detection control unit on or off.
5.
Open all windows and doors to air the room.
6.
Do not “reset” the control unit if it is in the same room.
If the gas concentration reading on the control unit does not fall below the level of alarm, and the
reason for the gas leak is not immediately apparent and/or cannot be repaired, quit the premises
and call the gas supplier and/or emergency services immediately to check the installations and to
make the premises safe and to possibly carry out the necessary repairs.
D01 Wrkg
CO 000P
D12
Not Ins.
