Secondhand GPS surveying instrument South G1 GNSS RTK Systems GNSS Receiver rover and base

GNSS performance

Channels

220(standard), 965(optional), 555(optional)

GPS

L1C/A, L1C, L2E, L2C, L5

GLONASS

L1C/A, L1P, L2C/A, L2P, L3

BDS

B1, B2, B3

GALILEO

E1, E5a, E5b, Alt-BOC, E6

SBAS

L1 C/A, L5
QZSS, WAAS, MSAS, EGNOS, GAGAN

L-Band

--

Positioning output rate

1Hz, 2Hz, 5Hz, 10Hz, 20Hz & 50Hz (depends on installed option)

Initialization time

<10s

Initialization reliability

>99.99%

Positioning precision

Static surveying

Horizontal: 2.5mm+0.5ppm; Vertical: 5mm+0.5ppm

Code differential positioning

Horizontal: 25cm+1ppm; Vertical: 50cm+1ppm

Real-time kinematic surveying

Horizontal: 8mm+1ppm; Vertical: 15mm+1ppm

RTX

--

SBAS positioning

Typically<5m 3DRMS

xFill

IMU tilt angle

Single positioning

--

User interaction

Operaing system

Linux

Buttons

Single button operation

LCD

--

Indicators

3 indicate lights

Web UI

Freely to configure and monitor the receiver by accessing to the web server via Wi-Fi and USB

Voice guide

iVoice intelligent voice technology provides status and voice guide, Supports Chinese, English, Korean, Russian, Portuguese,
Spanish, Turkish and user define

Secondary development

--

Data cloud service

--

Hardware performance

Dimension

129mm (Diameter) x 112mm (Height)

Weight

1kg (battery included)

Material

Magnesium aluminum alloy shell

Operating temperature

-45°C ~ +60°C

Storag temperature

-55°C ~ +85°C

Humidity

100% Non-condensing

Waterproof/Dustproof

IP68 standard, protected from long time immersion to depth of 1m, and fully protected against blowing dust

Shock and vibration

Withstand 2 meters drop onto the cement ground naturally

Power Supply

9-25V DC, overvoltage protection

Battery

Rechargeable, removable Lithium-ion battery, 7.4V 3400mAh/per

Battery solution

4 standard batteries power package (optional)

Battery life

--

Communications

I/O port

5-PIN LEMO port, 7-PIN USB port (with OTG); 1 TNC radio antenna interface, SIM card slot

Wireless modem

Built-in radio, 1W/2W/3W switchable, typically work range can be 8KM, radio and internet repeater switchable

Frequency Range

410-470MHz

Communication Protocol

TrimTalk, SOUTH, SOUTH+, SOUTHx, huace, ZHD, Satel

Cellular Mobile Network

TDD-LTE/FDD-LTE 4G network modem

Double Module Bluetooth

BLEBluetooth 4.0 standard, Bluetooth 2.1 + EDR standard

NFC Communication

Realizing close range (shorter than 10cm) automatic pair between receiver and controller

External Devices

--

WIFI

Standard

802.11 b/g standard

WIFI Hotspot

The WIFI hotspot allows any mobile terminal to connect and access to the internal webserver for the control and moditor receiver

WIFI data link

To work as the datalink that receiver is able to broadcast and receive differential data via WIFI

Data storage/ Transmission

Data Storage

8GB SSD internal storage, supports external USB storage and automatical cycle storage, changeable record interval, up to 50Hz raw
data collection

Data Transmission

USB data transmission, supporting FTP/HTTP data download

Data Format

Static data format: STH, Rinex2.x and Rinex3.x etc
Differential data format: CMR+, SCMRx, RTCM 2.1, RTCM 2.3, RTCM 3.0, RTCM 3.1, RTCM 3.2
GPS output data format: NMEA 0183, PJK plane coordinates, binary code, Trimble GSOF
Network model support: VRS, FKP, MAC, supporting NTRIP protocol

Inertial sensing system

Tilt survey

Optional, built-in tilt compensator, correcting coordinates automatically according to the tilt direction and angle of the
centering rod

Electronic bubble

Optional, controller software display electronic bubble, checking leveling status of the centering rod real time

Thermometer

Optional, built-in thermometer sensors, adopting intelligent temperature control tech nology, monitoring and adjusting the
receiver temperature in real time