Handheld GPS Survey Equipment Units Flat GPS Land Measurement

HDOP limitation of handheld GPS survey equipment:

①On the home page of boot,press the 【Settings】button to enter the settings interface；

②Press the▲▼button move to“System setting”；Press the【Enter】button to enter；

③Press the【Enter】button to the HDOP limitation ;

④Press ▲▼ button to adjust the value of number；

⑤After finishing setting,press the "power" button to exit.

Note: Measurements can only be made if the HDOP value is lower than or equal to the set value.

Collect points time

①On the home page of boot,press the 【Settings】button to enter the settings interface；

②Press the▲▼button move to“System setting”；Press the【Enter】button to enter；

③Press the【Enter】button to the collect points time;

④Press ▲▼ button to adjust the value of number；

⑤After finishing setting,press the "power" button to exit.

Note: this function is used for fixed point, length, width and mountain area measurement, and manual distance measurement. It is used for measuring interface. Click【Enter】button to take a countdown. It is independent of other survey collection points.

•SBAS

①On the home page of boot,press the 【Settings】button to enter the settings interface；

②Press the▲▼button move to“System setting”；Press the【Enter】button to enter；

③Press the【Enter】button to the SBAS;

④Press ▲▼ button to turn on or turn off;

⑤After finishing setting,press the "power" button to exit.

Note: after setting this function, it must click "return/return to the superior" to take effect. If it is on, it will refresh the state of s in real time. If there is SBAS signal, it will display s on the right side of star number; if there is no SBAS signal, it will not display s. Use: measurement accuracy is higher when s signal is stable.