Identifying Alarms; Stel / Twa Exposure Alarm - Dräger X-am 5600 Instrucciones De Uso

Identifying alarms

An alarm is displayed visually, audibly and through vibration in a specific pattern.
At low temperatures the legibility of the display can be improved by switching
on the backlight.
Concentration pre-alarm A1
Intermittent alarm:
Display »A1« and measured value alternately.
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.
Acknowledge pre-alarm:
 Press the [OK] key, only the audible alarm and the vibration alarm are
switched off.
Concentration main alarm A2
Intermittent alarm:
Alternating display of » A2 « and measured value.
For O : A1 = lack of oxygen,
2
A2 = excess oxygen.
Risk of fatal injury! Leave the area immediately.
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.
The measuring range 0 to 100 vol. % CH
explosive mixtures in the measuring range of 0 to 100 %LEL.
22
NOTICE
WARNING
WARNING
is not suitable for monitoring
4

STEL / TWA exposure alarm

Intermittent alarm:
Display »A2« and » « (STEL) or »
Health hazard! Leave the area immediately.
After this alarm, the deployment of personnel is subject to the relevant national
regulations.
The STEL alarm can be triggered with a maximum delay of one minute.
– 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:
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.
Battery main alarm
Intermittent alarm:
Flashing special symbol » « on the right side of the display:
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.
« (TWA) and measured value alternately:
WARNING
NOTICE