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center and that the top is leveled. Screw up the three
locking screw;
②
Make sure that the center of the tripod top is right
above the station;
③
Stamp one foot on the ground with your feet.
2)
Install the instrument gently on the top of the tripod and
screw up the screw connection. Open the laser plummet
through star (
★
) key to aim at the station precisely;
3)
Using circular level to level the instrument coarsely;
4)
Using tubular level to level the instrument precisely;
5)
Precise centering and leveling;
According to the observation of center device, loose the
connection screw slightly and shift the instrument horizontally
(mention that do not turn around the instrument)until the instrument
aims at the station precisely.
Repeat the steps above until the instrument aims at the station
precisely.
4.3 Loading and unloading of battery
The information of the battery
--Full battery, operation is available.
--Just appearing this information which means the battery can
support the instrument for another 4 hours.
--The battery is lower, and it‘s better to replace.
--Measurement is impossible, and it‘s necessary to replace and
recharge battery.
Notes:
◆
The working time of battery will be effected by many factors,
such as ambient temperature, recharging time, recharging and
discharging times. For safety, we suggest you recharge the battery full
or prepare several full batteries before operation.
◆
The battery symbol only indicates power capability for current
measurement
mode.
The
power
consumption
in
distance
measurement mode is more than in angle mode, if the instrument
enters into distance measurement mode from angle mode, the power
maybe auto-off because of lower battery.
Notes for loading/ unloading batteries:
▲You should switch off the instrument before unload the
battery.
Notes for charging:
▲Though the charger is designed with overcharge protection
circuit, one must unplug the charger after finished charging.
▲Suitable temperature range for charging is between -45
℃
and
+45
℃
. Charging process may be abnormal if being over the