Measurement performance |
Signal tracking |
220 channels
BDS B1 , B2
GPS L1C/A , L1C , L2C , L2E , L5
GLONASS L1C/A , L1P , L2C/A , L2P , L3
The L1C SBAS / A , L5 (support for L5 of the SBAS satellites)
Galileo GIOVE-A and GIOVE-B , E1 , E5A , E5B
QZSS , WAAS , MSAS , EGNOS , GAGAN (star station difference) |
GNSScharacteristics |
Positioning output frequency 1Hz~50Hz
The initialization time is less than 10 seconds
Initialization reliability > 99.99%
Full constellation reception technology that supports all current and planned GNSS constellation signals
Highly reliable carrier tracking technology greatly improves carrier accuracy and provides users with high-quality raw observation data
Intelligent dynamic sensitivity positioning technology adapts to changes in various environments and adapts to harsher, more distant positioning environments
High-precision positioning processing engine |
Accuracy index |
Code differential positioning accuracy |
Level: 0.25 m + 1 ppm RMS
Vertical: 0.50 m + 1 ppm RMS
SBAS differential positioning accuracy: typical <5m 3DRMS |
Static GNSSmeasurement |
±( 2.5 mm + 1mm/km × d )
( d is the distance between measured points, km ) |
Real-time dynamic measurement (RTK) |
±( 8 mm + 1mm/km × d )
( d is the distance between measured points, km ) |
hardware |
Host size |
129mm in diameter and 112mm in height |
weight |
≤ 1kg |
temperature |
Operating temperature: – 45 °C to 60 °C
Storage temperature: – 55 °C to 85 °C |
humidity |
Anti- 100% condensation |
waterproof |
2m immersion, IP67 grade |
dust-proof |
Completely prevent dust entering, IP67 grade |
shockproof |
When not working, drop from 3 meter high pole to cement floor without damage |
Communication and data storage |
I/O port |
5PIN LEMO external power connector + RS232 7PIN LEMO RS232 + USB 1 network / radio data link antenna interface SIM card slot |
Radio modulation modem |
Built-in transceiver to send 0.5W/2W external transmitter radio 5W/25W operating frequency 450-470MHz communication protocol: TrimTalk450S, TrimMark3, PCC EOT, SOUTH |
Cellular mobile |
4G network communication module, backward compatible, applicable to various models |
Bluetooth |
BLEBluetooth 4.0 Bluetooth standard, support Android , IOSsystem mobile phone connection Bluetooth 2.1 + EDR standard |
WIFI |
802.11b/g |
NFC wireless communication |
Using NFC wireless communication technology, the hands and the host can be touched to achieve automatic Bluetooth pairing (handbook also equipped with NFC wireless communication module) |
External communications |
Optional external GPRS/CDMA dual-mode communication module, free switch, adapt to various working environments |
Data storage /transmission |
4 GB internal memory, (optionally expandable) Plug and Play USB transfer data |
Data Format |
Static data format: Kelida STH , Rinex2.01 and Rinex3.02 and other formats
Differential Data Formats: CMR+ , CMRx , RTCM 2.1 , RTCM 2.3 , RTCM 3.0 , RTCM 3.1 , RTCM 3.2 Input and Output GPS Output Data Formats: NMEA 0183 , PJK plane coordinates, binary code, Trimble GSOF network mode support: VRS , FKP , MAC , supporting NTRIPprotocol |
Inertial sensing system |
Tilt measurement |
Built-in tilt compensator automatically corrects the coordinates based on the tilt direction and angle of the centering rod |
Electronic bubble |
Built-in sensor, hand book software can display electronic bubbles, real-time check the leveling of the rod |
User interaction / appearance |
button |
One-button operation visualization, convenient and quick |
LED |
Four indicator lights |
voice |
Humanized voice prompts |