Identifying Alarms - Dräger X-am 5000 Instrucciones De Uso

Identifying alarms

An alarm is displayed visually, audibly and through vibration in a specific pattern.
Concentration pre-alarm A1
Intermittent alarm:
Display » A1 « and measured value alternating.
Not for O !
2
The pre-alarm A1 is not latching and stops when the concentration has dropped
below the alarm threshold A1.
In case of A1, a single tone is audible and the alarm LED flashes.
In case of A2, a double tone is audible and the alarm LED flashes twice.
Acknowledging the pre-alarm:
 Press the [OK] key; only the audible alarm and the vibration alarm are
switched off.
Concentration main alarm A2
Intermittent alarm:
Display » A2 « and measured value alternating.
For O : A1 = lack of oxygen
2
A2 = excess oxygen
Leave the area immediately, Danger of Death! A main alarm is self-retaining
and cannot be acknowledged or cancelled.
After leaving the area, when the concentration has dropped below the alarm
threshold:
 Press the [OK] key; the alarm messages are switched off.
If the measuring range is exceeded significantly at the CatEx channel
(very high concentration of flammable materials), a blocking alarm is triggered.
This CatEx blocking alarm can be acknowledged manually by switching the
instrument off and back on again in fresh air.
In configuration setting CH with measuring range 100 vol. %, no blocking alarm
4
is triggered as the heat conductance measurement principle is used.
The measuring range 0 to 100 vol. % CH
explosive mixtures in the measuring range from 0 to 100 %LEL.
14
WARNING
CAUTION
is not suitable for monitoring
4
STEL / TWA exposure alarm
Intermittent alarm:
Display » A2 « and » « (STEL) or »
alternating:
Leave the area immediately. After this alarm, the deployment of personnel is
subject to the relevant national regulations.
– The STEL and TWA alarm cannot be acknowledged or cancelled.
 Switch off the instrument. The values for the exposure evaluation are deleted
after the instrument is switched on again.
Battery pre-alarm
Intermittent alarm:
Flashing special symbol » « on the right side of
the display:
Acknowledging the pre-alarm:
 Press the [OK] key; only the audible alarm and the vibration alarm are
switched off.
– The battery still lasts approx. 20 minutes after the first battery pre-alarm.
Battery main alarm
Intermittent alarm:
Flashing special symbol » « on the right side of
the display:
The battery main alarm cannot be acknowledged:
– The instrument is automatically switched off again after 10 seconds.
– Before the instrument is switched off, the visual, audible and vibration alarms
are activated for a short time.
instrument alarm
Intermittent alarm:
Special symbol » « displayed on the right side
of the display:
– The instrument is not ready for operation.
 Contact maintenance or DrägerService to rectify the problem.
« (TWA) and measured value
CAUTION