Stonex R25/R25LR Total Station - User Manual 3
1. Precautions for safety
1.1. Note
Don’t collimate the sun directly
Avoid insolating the instrument, and don’t collimate the sun directly for protecting eyes and instrument.
Avoid the vibrations on the instrument
When transporting, keep the instrument in the case and try your best to lighten vibrations.
Carry the instrument
When carrying, the instrument handle must be hold tight.
Check the battery power
Before using it, you should check the power whether it is enough.
Battery maintenance
If the instrument is not used for a long time, the battery should be taken out from the instrument and stored in
separate place. Meantime, the battery should be charged every month.
Take out the battery
It is not suggested to take out the battery when the instrument is on, otherwise, the stored data may be lost, so it
is better to replace the battery after having powered off the instrument.
Set up the instrument on the tripod
When using it please insure the connection between tripod and instrument is firm. It is better to work with wooden
tripod for the measurement accuracy.
Assemble the tribrach on the instrument
The setting of tribrach would influence the accuracy. The tribrach should be checked frequently, the screw which
connects the tribrach and alidade must be locked tightly. And the central fixing screw should be tight.
High temperature condition
Don’t put the instrument in high temperature condition for a long time, it is bad for the instrument performance.
Temperature changing sharply
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