| iRTK20 Technical specifications |
| GNSS configuration |
Number of channels |
1408 |
| Satellite tracking |
BDS:B1l,B21,B3I,B1C,B2a,B2b |
| GPS:LIC/A, L1C, L2P(Y), L2C,L5 |
| GLONASS:L1, L2 |
| GALILEO:E1, E5a,E5b, E6* |
| QZSS:L1,L2,L5,L6* |
| IRNSS:L5* |
| SBAS:L1, L2,L5 |
| L-BAND* |
| Output format |
ASCI: NMEA-0183, binary code |
| Positioning output frequency |
1Hz~20Hz |
| Static data format |
GNS,Rinex dual-format static data |
| Difference scheme |
RTCM2.X,RTCM3.X |
| Network mode |
VRS,FKP,MAC; Supports the NTRIP protocol |
| System configuration |
Operating system |
Linux operating system |
| Data storage |
Built-in 16GB ROM, support static data automatic cycle storage |
| Accuracy and reliability |
RTK positioning accuracy |
Plane :±(8+1×10-6D)mm(D is the distance between measured points) |
| Elevation :±(15+1×10-6D)mm(D is the distance between measured points) |
| Static positioning accuracy |
Plane :±(2.5+0.5×10-6D)mm((D is the distance between measured points) |
| Elevation :±(5+0.5×10-6D)mm (D is the distance between measured points) |
| Difference accuracy of satellite station |
Plane accuracy :10cm; Height accuracy :20cm |
| DGPS positioning accuracy |
Plane accuracy :±0.25m+lppm; Elevation accuracy :±0.50m+lppm |
| SBAS positioning accuracy |
0.5m |
| Inclination measurement accuracy |
8mm+0.7mm/etilt |
| Image lofting accuracy |
1cm |
| Initialization time |
<10s |
| Initialization reliability |
>99.99% |
| Breakpoint continuation |
RTK measurements are still available during differential signal outages |
| camera |
Features: Professional star night vision HD camera, large viewing Angle, support real scene lofting |
| Communication unit |
I/O port |
USB type C interface; SMA interface |
| Cellular mobility |
eSIM card: Support host and manual dual eSIM, dual network dual standby,Including 3 years of traffic, boot is high precision |
|
Built-in 4G network communication :TDD-LTE,FDD-LTE,WCDMA,TD-SCDMA,EDGE, GPRS, GSM |
| WiFi communication |
802.11a/b/g/n access point and client mode to provide WiFi hotspot services |
| Bluetooth communication |
Blue tooth®2.4GHz, BT5.2 |
| Built-in full protocol radio |
Transceiver integration: base station launching and mobile station |
| Receiving power :0.5W/1W/2W adjustable |
| Frequency band :410MHZ to 470MHZ |
| Protocol: HITARGET TRIMTALK45OS, TRIMMARKIII,TRANSEOT.SOUTH, CHC,SATEL |
| Number of channels :116 channels (16 of which are configurable) |
| sensor |
Electronic bubbles: Intelligent alignment |
| Tilt measurement: Built-in a new generation of high-precision inertial navigation, automatic startup initialization, automatic attitude compensation |
| User interface |
Button: Single button |
|
LED prompt light: satellite light, signal light, power light |
| Functional application |
Advanced features :NFC flash link,WebUl interaction, USB firmware upgrade |
| Intelligent application: intelligent voice, function self-test |
| Remote service: message push, online upgrade, remote control |
| Cloud services: Device management, location services, collaborative work, data analytics |
| Physical characteristics |
Host battery: high capacity lithium battery 6800mAh, working time is better than 16 hours |
| External power supply :USB 15W charging |
| Size :130mmx69mm |
| Weight :<0.75kg |
| Material: The shell is made of magnesium alloy |
| Environmental characteristics |
Dustproof and waterproof :IP68 |
|
| Anti-fall: Resist the natural fall of 2 meters high measuring pole |
| Relative humidity :100% non-condensing |
| Operating temperature :-45°C~+75°C |
| Storage temperature :-55°C to +85°C |
