OPERATION OF ACCESSORIES
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3. OPERATION OF ACCESSORIES
The accessories for the UltraRAE include:
•
Battery charger
•
Alkaline battery adapter
•
Dilution
fitting
•
Calibration
adapter
3.1 Battery Charging Operation
The charging circuit of the UltraRAE is built into the monitor.
It only needs a regular AC to 12 V DC adapter (wall mount
transformer) to charge the monitor. Charging should be done
with the unit turned off.
1. Connect the AC adapter (or the optional automotive
charging adapter) to the DC jack on the UltraRAE monitor.
If the unit was off, it will automatically turn on.
2. The first message displayed will be “Deep discharge?” This
message will remain on the display for three seconds. If the
user wants to discharge the battery pack, affirm this query
with the
[Y/+]
key, otherwise the unit will abandon this
function and move on to the charge mode.
3. While charging, the display message will alternate between
“Charging” and “Bat=x.xV” (x.x is the present battery
voltage). The LED should be red in color when charging.
4. When the battery is fully charged, the LED will change
from red to green and the message “Fully charged” will
appear on the display. The red color indicates that the
battery is being charged. The green color indicates that the
battery is fully charged. After the battery is fully charged,
the unit will enter the “trickle charge” mode. In this mode,
