Concentration Pre-Alarm A1; Concentration Main Alarm A2 - Dräger X-zone 5000 Notice D'utilisation

Alarms (default settings)
8.1

Concentration pre-alarm A1

The alarm is indicated by an intermittent
alarm message:
Display with grouped devices:
Legend:
1 Main device display
2 Local station number
3 Group size
4 Station number associated
with the measurement
display
5 Confirmation indicator
6 Alarm type A1 display /
measurement (alternating)
7 Gas name and unit
Display with ungrouped
devices:
Legend:
1 Local X-zone serial
number
2 Serial number of the
alarmed X-zone
3 Confirmation indicator
4 Alarm type A1 display /
measurement (alternating)
5 Gas name and unit
The pre-alarm A1 is not self-latching and stops when the
concentration has dropped below alarm threshold A1.
The triggering device at A1:
A single tone sounds and the LED ring flashes red (main
alarm).
The receiving device at A1:
A single tone sounds and the LED ring flashes red/green
(secondary alarm).
Acknowledging the pre-alarm:
Press the key.

OK
The acoustic alarm messages will be switched off.
52
1 2 3
#0 2
7
H S ppm
2
6 A1
1
O Vol%
2
20.9
0
ALL
5
04533112.eps
1
ARCL-0144
5
H S ppm
2
4 A1
ARCM
0009
ALL
3
04633112.eps
8.2

Concentration main alarm A2

DANGER
!
Danger to life! Leave the area immediately.
A main alarm is self-latching and cannot be
acknowledged or cancelled (see instructions for use
X-am 5000/5600).
The alarm is indicated by an intermittent
4
alarm message:
The triggering device at A2:
A double tone sounds and the LED ring flashes red twice (main
alarm).
A receiving device at A2:
A double tone sounds and the LED ring flashes red/green
twice (secondary alarm).
For O : A1 = lack of oxygen
2
A2 = excess oxygen
WARNING
!
Before the area may be entered again, a clearance
measurement must be performed!
2
Acknowledgement is possible only after the concentration has
dropped below the alarm threshold A2:
Press the key.

OK
The acoustic alarm messages will be switched off.
Dräger X-zone 5000