Stel / Twa Exposure Alarm; Instrument Alarm - Dräger X-am 2500 Instrucciones De Uso

Operation
4.6.2 Concentration main alarm A2
WARNING
!
Risk of fatal injury! Leave the area immediately. A main alarm
is self-retaining and cannot be acknowledged or cancelled.
Intermittent alarm:
Alternating display of A2 and measured value.

For O : A1 = lack of oxygen
2
A2 = excess oxygen
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 manually acknowledged
by switching the instrument off and on in fresh air.
4.6.3

STEL / TWA exposure alarm

CAUTION
!
Health hazard! Leave the area immediately. After this alarm,
the deployment of personnel is subject to the relevant
national regulations.
NOTICE
i i
The STEL alarm can be triggered with a maximum delay of
one minute.
Intermittent alarm:
28
Display A2 and (STEL) or respectively

value alternating:
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.
4.6.4 Battery pre-alarm
Intermittent alarm:
Flashing special symbol

Acknowledge 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.
4.6.5 Battery main alarm
Intermittent alarm:
Flashing special symbol

The battery main alarm cannot be acknowledged or cancelled.

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.
4.6.6

Instrument alarm

Intermittent alarm:
Special symbol displayed on the right side of the display:

The instrument is not ready for operation.

Contact maintenance or Draeger Service to rectify the problem.

(TWA) and measured
on the right side of the display.
on the right side of the display:
Dräger X-am 2500