2.4 Inch GPS Land Surveying Equipment , Voice Broadcast Land Survey GPS Devices

Technology parameter:

1. High sensitivity GNSS receiver chip
2. Passive large-size planar antenna
3. Efficient start up:1sec for warm boot, 30sec for cold boot.
4. Area accuracy: Measurement error within 0.03Mu(1-3Mu),2%(above 3Mu)
5. Distance accuracy : Within 1m(HDOP less than 1.0,measuring 100m in length)
6. Function characteristics: Longitude and latitude display,altitude display,area measurement,distance measurement,land price calculation Data statistics Area statistics distance statistics
7. Area record : 99pieces
8. Distance record: 99pieces
9. Track display: The track will be displayed in real time in the course of measurement,it can also be viewed in statistical records.
10. HDOP setting : Custom HDOP setting
11. Screen display : 2.4 inch outdoor HD black-white

Operation methods of GPS land measuring instrument:

1. Normal mode : at the starting point, press [Start/Stop] button to measure in the main surface; return to the starting point in a circle around the

ground, press the [Start/Stop] button to pause the measurement data. Press the "power" button to end measurement and save data.

2. L/W mode : at the starting point A, press the [Start/Stop] button to measure,and press the [enter] button to save point A information; Going from

point A to point B, press the [enter] button to save point B information; then going from point B to point C, press the [enter] button to save point

C information; at last, press the [Start/Stop] button to view the measurement data; press the "power" button to end measurement and save

data.

3. Turn off the machine:

Press the button for about 2 secs and the shutdown page appears, press the [enter] button to confirm the shutdown.

Setting methods of GPS land measuring instrument:

1. unit setting:

Press the up and down button to adjust the requirement value, set number and unit, press [enter] button to the next.step. Press "power" button to

save the data.

2. System setting:

Press the up and down button to adjust the requirement value, set number and unit., press [enter] button to the next.

3. Data record:

(1) Data statistics:

Press [enter] button to delete and "power" button to return.

(2) Measuring record:

Press the [Setting] button to view graphic,[enter] button to delete and the up and down button to move, power button to return.

4. Time zone choose:

Choose the time zone of your area and press the [Enter] button to select.

5. Factory reset:

Restore the factory setting, Yes or No? The [Enter] button is Yes and "power" button is No.