OPERATION OF VRAE
2 - 14
0
0.0
0
TWA
The user can also choose to display “running average”,
instead of the TWA. See Section 4 for details on how to
select running average or TWA. When running average is
selected, the LCD display will show “AVG”, instead of
“TWA”.
0
0.0
0
AVG
7) The
battery voltage
reading is the current battery
voltage in volts. The reading is updated once per second
and is shown in the LCD display. The shut down voltage
is also shown.
Note:
a fully charged battery pack should
show 4.8 volts or higher. When the battery voltage falls
below 4.4 volts, a flashing “Bat” will appear as a warning
message, plus a buzzer alarms every second. This means
there is 20-30 minutes run time left before the monitor
will be turned off automatically, when the battery
voltage falls below 4.2 volts.
Battery = 4.8 V
Shut off at 4.2 V
8) The
run time
reading is the accumulated “On” time in
hours and minutes since the monitor was turned on. The
reading is updated at one-minute intervals and is shown in
