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X91 GNSS

KEY FEATURES
  • FUTURE PROOF GNSS TECHNOLOGY

    Embedded leading GNSS core module GPS/GLONASS/GALILEO

  • CONNECTIVITY

    Built-in GPRS modem and UHF radio

  • COMPATIBILITY

    Seamless interoperability with major GPS/GNSS manufacturers

  • COMPACT & RUGGED

    Small, lightweight and rugged design for demanding environment

The CHC X91GNSS is a compact GNSS receiver designed for high accuracy and productivity even in harsh environment. Powered by leading GNSS core engine, the X91 GNSS provides a cost effective solution to any surveying task.

Fully Integrated

Built-in GNSS engine, antenna, UHF and GSM/GPRS modules, Bluetooth® communication in one single unit to make your everyday work simple.

Compact and lightweight

The size of 18cm×8cm makes the new X91 only weight 1.25KG (including battery). It significantly reduces tiredness of the surveyors in the field work.

Optimized for Network RTK

Connection to GPS or GPS+GLONASS RTK Networks is made easy and benefits from the unique X91 auto-connect feature.

Compatibility

The X91 RTCM compliance and UHF interoperability with major GPS brands allow a trouble free integration into an existing pool of survey instrument.

Competitive and Reliable

Outstanding performances and reliability at competitive price – the X91 is the perfect choice for demanding survey applications

GNSS characteristic

220 channels with simultaneously tracked satellite signals :

− GPS: L1C/A,L2C, L2E, L5

− GLONASS: L1C/A, L1P, L2C/A, L2P

− SBAS: WAAS, EGNOS, MSAS

− Galileo: GIOVEA and GIOVEB

Advanced multipath mitigation

Low noise carrier phase measurement

Performance specifications (1)

Real Time Kinematics (RTK)

− Horizontal: 10mm+1ppm RMS

− Vertical: 20mm+1ppm RMS

− Initialization time: 10s

− Initialization reliability: typical >99.9%

Post Processing Static

− Horizontal: 2.5mm+1ppm RMS

− Vertical: 5mm+1ppm RMS

− Baseline Length: ≤300km

Accuracy, TTFF and reliability specifications may be affected by multi path, satellite geometry and atmospheric conditions.

Performances assume minimum of 5 satellites and fallow up of recommended survey practices.

UHF type approvals are country specific Specifications are subject to change without notice.

Communications

1 RS232 serial port

1 high-speed USB

Integrated GSM/GPRS modem

Integrated Bluetooth ® communications port

Optional radio modem

− CHC DL3 : 1W20W adjustable (2)

− Bandwidth (3): 410-430 / 450-470 Mhz

Protocols

− RTCM2.1, RTCM2.3, RTCM3.0, CMR, CMR+ input and output

− NMEA0183 and GSOF outputs

− RINEX and HCN outputs for GPS raw data

Physical

Size (H×D): 80mm×180mm

Weight: 1.25Kg with battery

Working Temperature: -30 °C to +65 °C

Storage Temperature: -40 °C to +75 °C

Humidity: 100% condensation

Dustproof: IP67

Waterproof : protected from temporary immersion to depth of 1 meter, floating.

Shock : survive a 2 meters drop onto concrete

Electrical

Typical power consumption: 2.6W

Battery capacity : 2400mAh

Operating times on internal battery : 9 hours (Static),5 hours(RTK)

External power input : 9-18VDC