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CHC Navigation i70 GNSS Receiver

The i70+ leverages the latest GNSS technology by integrating 555 channels with field software dedicated to topographic and construction surveying.

i70+ is small rugged, ergonomically designed with integrated sensors (4G network modem, UHF radio, WIFI, Bluetooth, and E-bubble). A high-resolution display and dual hot-swappable batteries make it a continuous uninterrupted workhorse for tough challenging environments.

High-resolution LCD panel also exploits new methods for surveyors to check and set receiver working modes. All these features integrated into a small, ergonomic package assists the surveyor to get the job done right the first time.

Description

Specification:

CHC I70
GNSS Characteristics
220 channels GPS: L1C/A,L1C,L2C, L2E, L5
GLONASS: L1C/A, L1P, L2C/A, L2P, L3
SBAS: WAAS, EGNOS, MSAS
Galileo: E1, E5A, E5B (test)
Beidou: B1, B2
Advanced multipath mitigation

 

Low noise carrier phase measurement  
Performance Specifications (1)
Real Time Kinematics (RTK) Horizontal: 8mm+1ppmRMS
Vertical: 15mm+1ppm RMS
Initialization time: typically<10s
Initialization reliability: typically >99.9%
Post Processing Static  Horizontal: 3mm+0.1ppm RMS
Vertical: 5mm+0.4ppm RMS
Code differential accuracy  Horizontal: 25cm+1ppm RMS
Vertical: 50cm+1ppm RMS
Communications  
Bluetooth, NFC  x1
Integrated 3.75G modem, SIM card slot  x1
DC power input USB data download(7pins)

 x1

TNC antenna connector  x1
DC power intput and  data output port(7pins)  x1
CHC internal UHFradio(Standard) 410-470 Mhz, work distance: 5km
Protocol: CHC, Trimble, Pacific crest
Transmit power 0.5 W to 2W
Data Protocols RTCM2.1, RTCM2.3, RTCM3.0, 
CMR, CMR+ and SCMRXinput and output
NMEA0183 outputs  
RINEX and HCN outputs for GNSS raw data
Data Storage 32GB internal memory+8GB internal Micro storage card
Record HCN and Rinex format simultaneously
Physical
Dimension (WXH) 116mm×135 mm 
Weight less than 1.1Kg with battery 
Working Temperature -40 °C to +65°C (-40 °F to + 149°F)
Storage Temperature -40 °C to +85°C (-40 °F to +185°F)
Humidity 100% condensation
Dustproof IP67
Waterproof IP67
Shock IK08
Electrical  
Typical power consumption 3.8 W
Battery capacity 7.4v, 3200 mAh x 2
Operating times on internal battery Up to 6 hours in RTK mode
External power input 12-36 V DC
Sensors  
Tilt sensor  E-Bubble levelling
Ebuble  Enable automatical survey, while receiver levelled
Temperature sensor  sense and adapt device temperature