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Model | T66 | |||||
Surveying Performance | ||||||
No. of Channel | ¡¡ | 220 | ||||
Signal Tracking | BDS | B1, B2, B3 | ||||
¡¡ | GPS | L1C/A, L1C, L2C, L2E, L5 | ||||
¡¡ | GLONASS | L1C/A, L1P, L2C/A, L2P, L3 | ||||
¡¡ | Galileo | GIOVE-A, GIOVE-B, E1, E5A, E5B | ||||
¡¡ | SBAS | L1C/A, L5 (only for the satellites supporting L5) | ||||
¡¡ | ¡¡ | QZSS, WAAS, MSAS, EGNOS, GAGAN, SBAS | ||||
GNSS Features | Positioning output rate: | 1Hz~50Hz | ||||
Initialization time: | < 10s | |||||
Initialization reliability: | >99.99% | |||||
Positioning Precision | ||||||
Code Differential | Horizontal: | ±0.25 m + 1 ppm | ||||
Vertical: | ±0.50 m + 1 ppm | |||||
SBAS | typically<5m 3DRMS | |||||
Static Performance | Horizontal: | ±2.5 mm + 0.5 ppm | ||||
Vertical: | ±5 mm + 0.5 ppm | |||||
Realtime Kinematic | Horizontal: | ±8 mm + 1 ppm | ||||
(Baseline<30km) | Vertical: | ±15 mm + 1 ppm | ||||
Network RTK | Horizontal: | ±8 mm + 0.5 ppm | ||||
Vertical: | ±15 mm + 0.5 ppm | |||||
RTK initialization time: | 2~8s | |||||
Physical | Dimension | 12.9 cm X 11.2cm | ||||
Weight | 970g (including installed battery) | |||||
Material | Magnesium aluminum alloy shell | |||||
Electrical | Power Consumption | 2W | ||||
Battery | Rechargeable, removable Lithium-ion battery | |||||
Battery Life | Single battery: 7h (static mode) | |||||
5h (internal UHF base mode) | ||||||
6h (rover mode) | ||||||
Environmental | ||||||
Operating Temp. | -45°C to 60°C (-49°F to 140°F) | |||||
Storage Temp. | -55°C to 85°C (-67°F to 185°F) | |||||
Humidity | Non-condensing | |||||
Waterproof | IP67 standard, protected from long time immersion to depth of 1m | |||||
Dustproof | IP67 standard, fully protected against blowing dust | |||||
Shock and Vibration | OFF Status: Withstand 2 meters pole drop onto the cement ground naturally. | |||||
ON Status: Withstand 40G 10 milliseconds sawtooth wave impact test. | ||||||
Communications and Data Storage | ||||||
I/O Port | 5PIN LEMO external power port + RS232 | |||||
7PIN LEMO RS232 + USB | ||||||
1 network/radio data link antenna port | ||||||
SIM card slot | ||||||
Wireless Modem | Integrated internal radio receiver and transmitter 0.5W/1W | |||||
External radio transmitter 5W/25W | ||||||
Working frequency | 410-470MHz | |||||
Communication protocol | TrimTalk450s, TrimMark3, PCC EOT, SOUTH | |||||
Cellular Mobile Network | WCDMA 3.5G module, GPRS/EDGE compatible, CDMA2000/EVDO 3G optional | |||||
Double Module Bluetooth | BLEBluetooth 4.0 standard, supports connection with Android and iOS. | |||||
Bluetooth 2.1 + EDR standard | ||||||
NFC Communication | Realizing close range (<10cm) automatic pair between T66 and controller | |||||
(controller equipped with NFC wireless communication module is required.) | ||||||
DataStorage/Transmission | 4GB internal storage, more than 3 years’ raw observation data (about 1.4M/day), | |||||
based on recording from 14 satellites plug and play mode of USB data transmission. | ||||||
Data Format | Differential: CMR+, CMRx, RTCM 2.1, RTCM 2.3, RTCM 3.0, RTCM 3.1, RTCM 3.2 | |||||
GPS output: NMEA 0183, PJK plane coordinates, binary code | ||||||
Network model support: VRS, FKP, MAC, supporting NTRIP protocol | ||||||
Inertial Sensing System | ||||||
Tilt Survey | Built-in tilt compensator, correcting coordinates automatically according to the | |||||
tilt direction and angle of the centering rod | ||||||
Electronic Bubble | Controller software display electronic bubble, checking leveling status of the | |||||
centering rod real time | ||||||
User Interaction | ||||||
Buttons | One-button operation, visual operation | |||||




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