6.6.3
STEL/TWA exposure alarm
Intermittent alarm:
Display A2 and
measured value alternating:
!
Caution
Health hazard! 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.
The STEL alarm can be triggered with a maximum delay of one minute.
6.6.4
Battery pre-alarm
Intermittent alarm:
Flashing special symbol »
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.
6.6.5
Battery main alarm
Intermittent alarm:
Flashing special symbol »
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.
6.6.6
Instrument alarm
Intermittent alarm:
Special symbol »
the display:
The instrument is not ready for operation.
Contact maintenance or Draeger Service to rectify the problem.
(STEL) or respectively
« on the right side of the
« on the right side of the
« displayed on the right side of
(TWA) and
Operation
en
39