en
Operation
The time until the bump test interval elapses is displayed in days,
e.g. » bt 2 «.
All alarm thresholds A1 and A2 as well as
or all toxic gases (e.g. H2S or CO) are displayed consecutively.
During the sensor warm-up phase:
The display for the measured value flashes
The special symbol »
No alarms are issued during the warm-up phase.
The red LEDs flash.
The gas detector is ready to measure when the measured values no
longer flash and the red LEDs are no longer illuminated. The special
symbol »
(e.g. not yet ready for adjustment) are active (to view the warnings, see
the technical manual).
2.
Press the [OK] key to cancel the display of the activation sequence.
6.3
Switching off the instrument
Press and hold the [OK] and [ + ] keys at the same time until the countdown
» 3 . 2 . 1 « shown on the display has elapsed.
Before the instrument is switched off, the visual, audible and vibration
alarms are activated for a short time.
6.4
Before entering the workplace
!
WARNING
► Before any measurements relevant to safety are made, check the
adjustment with a bump test, adjust if necessary and check all alarm
elements. If national regulations apply, a bump test must be performed
according to the national regulations.
Faulty adjustment may result in incorrect measuring results.
If the gas detector is used for offshore applications, a distance of 5 m to a
compass must be complied with.
1.
Switch on the instrument. The current measured values are shown in the
display.
1)
Only when activated in the instrument configuration. Delivery condition: not activated.
36
« is displayed.
« may continue to be displayed if corresponding warnings
1)
(TWA)
and
1)
(STEL)