High Precision Chc I90 Gnss GPS Rtk for Construction Land Survey Equipment

• After-sales Service: Maintenance and Technical Training
• Warranty: 12months
• Accuracy: 2mm
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: i90
• Channel: 336
• GPS: L1c/a,L2c,L2e,L5
• Bds: B1,B2
• Glonass: L1c/a,L1p,L2c/a,L2p,L3
• Qzss: Qzss, Waas, Egnos, Gagan
• Sbas: L1c/a,L5
• Galileo: E1,E5a,E5b
• Transport Package: Cartons + Plastic Boxes
• Specification: 43*25*39cm 7kg
• Trademark: CHCNAV
• Origin: China
• Production Capacity: 1000/Year
• Package Size: 29.00cm * 19.00cm * 39.00cm
• Package Gross Weight: 7.000kg

Product Description

Key Features :

1.BD990 trimble mainboad.
2.Color screen.
3.Revolutionary Tilt Survey With Built-in IMU
4.360° Omni-directional Antenna and multi-protocol Radio
5.Customer benefits from calibration free for tilt survey without centering. Once you reach the surveying points, immediately start the operation. Compared with bubble leveling, boost working efficiency by 20%
High Precision CHC i90 GNSS GPS RTK for Construction land Survey Equipment

i90 specification
Channels	336 channels with all in view simultaneously tracked satellite signals
GPS	L1C/A, L2C, L2E, L5
GLONASS	L1C/A,L1P, L2C/A, L2P, L3
Galileo	E1,E5A,E5B
BeiDou	B1,B2
SBAS	L1C/A,L5
	(QZSS, WAAS, EGNOS, GAGAN)
Global correction service:	RTP(optional) 5 Min
GNSS Accuracies  (1)
SBAS differential	0.5 m RMS
positioning accuracy
High­precision static
Horizontal	2.5 mm + 0.1 ppm RMS
Vertical	3.5 mm + 0.4 ppm RMS
Baseline Length	≤ 300 km
Post­Processed Kinematic (PPK)
Horizontal	8 mm + 1 ppm RMS
Vertical	15 mm + 1 ppm RMS
RTK
Horizontal	8 mm + 1 ppm RMS
Vertical	15 mm + 1 ppm RMS
Initialization time	< 5 s
Initialization reliability	> 99.9%
Network RTK
Horizontal	8 mm + 0.5 ppm RMS
Vertical	15 mm + 0.5 ppm RMS
Initialization time	< 10 s
Initialization reliability	> 99.9%
GNSS+Inertial navigation
Tilt Angle	0-60
Tilt precision	10mm+0.7mm/ tilt(30' precision<2.5cm)
Hardware
Dimensions (H×W)	190mm*98.5mm
Weight	1.25 kg (
Environment
Operating	'-45 °C to +75 °C (­40°F to 167°F)
Storage	'-­55 °C to +85°C (­67°F to 185°F)
Humidity	100% condensation
Dust and Waterproof	IP68, protected from temporary
	immersion to depth of 1 m (unit floats)
Shock and vibration	3m (6.56 ft) pole drop onto concrete,
	MIL­STD­810G
LCD	128x128dpi sunlight readable with function/accept 1.46 OLED
	buttons
Certifications and Calibrations
FCC Part 15 (class B Device), FCC Part 22, 24, 90; CE
Mark; CTick; Bluetooth EPL, IGS & NGS Antenna
Calibration, MILSTD810G.
Communications and Data Recording
Serial	2 x 7pin LEMO port (external power, USB data
	download, USB update, RS­232)
Bluetooth®	BT 4.0
	compatible with Android, Windows Mobile and Windows
WiFi	802.11 b/g/n, access point mode
NFC	NFC flash even
UHF Radios  (2)	Frequency: 450-470MHz
	Channels:120  adjustable
	Transmitting power:2W
	agreement:CHC/TT450/Southradio/Transparent
	Working Range:3-5km typical, 8-10km optimal
External UHF Radio(Standard)	Frequency: 450-470MHz
	Channels:120 adjustable
	power:30W adjustable
	agreement:CHC/TT450/Southradio/Transparent
	Working Range:8~10km typical,15~20km optimal
Electrical
Power consumption	<3.2 W
Li­ion battery capacity	2 × 3400 mAh, 7.4 V
Operating time	RTK UHF Base: 8 h
	RTK Rover: 10 h
	Static: 10 h
External power	9 to 28V DC