Dräger X-am 8000 Mode D'emploi page 42

en Operation
4.3.3 Visual operation signal with activated
D-Light
An activated D-Light feature allows the user to also
check and indicate compliance with certain settings:
– Evaluation of bump test intervals activated and
complied with (factory setting) or evaluation of the
calibration intervals active and complied with
– Usage interval complied with
The D-Light feature can be activated using the Dräger
CC-Vision PC software.
Signalling visually corresponds to the operating signal.
If one of the conditions listed is not fulfilled and the D-
Light is activated, the greed LED will switch on briefly at
regular intervals (short flash approx. every 60 s) instead
of pulsing periodically.
4.4 Switch the gas detector on or
off
4.4.1 Initial start-up
When the gas detector is switched on for the first time,
a wizard starts. The wizard guides the user through the
set-up of the gas detector:
– Language selection, if applicable
– Data format and date
– Time
Then carry out an initial calibration. For further
information see: "Calibrate the gas detector", page 55.
4.4.2 Switching on the gas detector
1. Hold down the OK button for approx. 3 s.
 The display shows a countdown.
 The switch-on sequence and the warm-up phase
of the sensors start.
The following display appear one after the other:
– Start screen
– Firmware version
– Display test (the display alternates between black
and white)
– Alarm element test (LEDs, alarm signal and
vibration alarm)
– Customer-specific information screen (optional and
configurable with the Dräger CC-Vision PC
software)
– Alarm thresholds, STEL, TWA (if configured) and
LEL factor (if available)
– Any expired bump test or calibration interval as well
as early warnings (if configured)
– Measured value display
The remaining sensor warm-up time is displayed in the
upper, left-hand corner in a yellow box.
WARNING
Incorrect device feature/settings!
Incorrect device features/settings may result in danger
to life and/or risk of explosion.
► Before every use, check whether the display
elements, the alarm features and information are
displayed correctly. If one of the items listed above
does not feature correctly or is incorrect, do not use
the gas detector and have it inspected.
The following features are active during the sensor
warm-up phase:
– The measured values flash
– The yellow LED is illuminated
– A warning notice is displayed
 The gas detector is ready to measure when the
measured values no longer flash and the yellow
LED is no longer illuminated. The warning notice
may continue to be displayed if warnings are
pending. For further information see: "Opening
information", page 46.
No alarms are issued during the warm-up phase!
4.4.3 Switching off the gas detector
1. Hold down ▲ and ▼ simultaneously until the
displayed countdown expires.
 The visual, acoustic and vibration alarms activate
briefly.
 The gas detector is switched off.
Or
1. Select in measuring mode and confirm the
dialog.
2. Select and confirm Switch off.
The gas detector may only be switched off without a
prior sign-on if the Switch-off allowed feature is
activated using the Dräger CC-Vision PC software.
Factory setting: activated
®
X-am 8000