INFICON Extrima Ex-certified Hydrogen Leak Detector - Manual (Page 38)

38
EN
INFICON - Operating Instructions EXTRIMA
9. Changing the probe
1. Switch off the detector
2. Disconnect the probe
3. Connect the new probe
4. Switch on the detector
5. While waiting for the instrument to
stabilise, check that the green LED
is flashing. Red LED indicates a fault
in the cable or the hydrogen sensor
inside the probe.
NOTE: Perform calibration ac-
cording to instruction in ”Cali-
bration” on p. 20 or set up as
detailed in ”Calibration” on p.
34, depending on whether the
Analysis Mode or the Detection
Mode is to be used.
Repeat calibration after one
hour to achieve greatest ac-
curacy.
WARNING!
Instrument must not be char-
ged inside hazardous area.
Charger can cause ignition.
Charge battery in safe area
only!
!
CAUTION!
Do not use other chargers than
the enclosed charger delivered
with the Extrima. Use of other
charger may invalidate safety of
instrument.
NOTE: When the battery voltage
is too low, Extrima is automati-
cally switched off.
Extrima is automatically swit-
ched off and can not be started
when the charger is connected.
10. Charging
On the main screens (Detection, Analysis
and Combined Mode) a symbol in the
upper right corner shows the battery
charge status.
LED indicators on charger
- Green LED lights at mains contact
- Red LED flashes at short circuit or
deep discharging
- Red LED lights during charging and
is switched off when charging is com-
pleted
Extrima will operate for 7 hours on a fully
charged battery.
It takes 8 hours to fully charge a flat
battery.
One hour charging will give roughly
one hour of operating time. This can be
done when considered necessary, but it
is important to regularly charge the bat-
tery fully.
Battery technology: 12V Litium Ion
Rechargeable Cells.