High-Performance Handheld Laser RTK GNSS Receiver GPS Network for Land Survey Good Survey HL3 GNSS Receiver

Satellite reception

B1I/B2I/B3I/ BI1C/B2a/B2b. L1C/A/L2P（Y）/L2C/L5, L1/L2, E1/E5a/E5b, L1/L2/L5

Number of channels

1408

Single point accuracy

Plane: 1.5m Elevation: 2.5m

positioning accuracy

RTK accuracy: H: ± (8+10 * xD) mmV: ± (15+10’xD) mm

Laser measurement accuracy

Laser tilt measurement three-dimensional error * 1cm+5mm/m (note: equivalent to the measurement accuracy using a centering rod)

Speed accuracy

≤ 0.03m/’s

Tilt angle

0°-30°:≤+1.5cm; 30-120°: +1.5~3.0cm

Inertial compensation accuracy

1.8m pole, RMS:10mm+0.7mm/tilt

IMU update rate

200Hz

Power supply voltage

5V/2A

Working time

≥12h

Charging interface

Type-c

Bluetooth

BT4.1 dual-mode Bluetooth

Waterproof and dustproof

IP67

Drop-proof

Resistance to 1.6 meters free fall

Working temperature

-20°C~75°C

Storage temperature

-40°C~85°C

Buttons

Power switch button

Casing material

Polymer Engineering Materials

Centering Pole interface

1/4-20 UNC

Indicator light

1 power light, 1 Bluetooth light, 1 differential light, 1 satellite light

Dimensions

139x63x40(mm)

Weight

190g