Easy-to-use, efficient and intuitive work flow, designed for advanced network RTK survey, compact and rugged, the X91+ GNSS is the perfect choice for demanding survey applications.
By combining decades of positioning and surveying know-how, the X91+ GNSS is one of the most powerful GNSS RTK solution, with no compromise with quality but at a price point that every surveyors can afford.
The X91+ GNSS RTCM compliance with major GPS brands allow trouble free integration into an existing pool of survey instrument.
· Features
· Specifications
· Resource
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GNSS Characteristics |
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220 channels |
GPS: L1C/A,L1C,L2C, L2E, L5 |
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GLONASS: L1C/A, L1P, L2C/A, L2P, L3 |
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SBAS: WAAS, EGNOS, MSAS |
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Galileo: E1, E5A, E5B (test) |
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Beidou: B1, B2(optional) |
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Advanced multipath mitigation |
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Low noise carrier phase measurement |
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Performance Specifications (1) |
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Real Time Kinematics (RTK) |
Horizontal: 8mm+1ppm |
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Vertical: 15mm+1ppm RMS |
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Initialization time: typically<10s |
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Initialization reliability: typically >99.9% |
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Post Processing Static |
Horizontal: 3mm+0.5ppm RMS |
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Vertical: 5mm+0.5ppm RMS |
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Baseline Length: ≤300km |
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Communications |
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1 RS232 serial port |
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1 high-speed USB |
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Integrated GSM/GPRS modem |
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Integrated Bluetooth ® class 2 |
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CHC Radio modem internal Rx |
430-450 / 450-470 Mhz |
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Optional radio modem (2) |
Internal Rx/Tx:403-473 Mhz |
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External Tx DL5: 1W-20W adjustable |
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Protocols |
RTCM2.1, RTCM2.3, RTCM3.0, CMR, CMR+ input and output |
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NMEA0183 outputs |
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RINEX and HCN outputs for GNSS raw data |
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Data Storage |
4 GB internal memory |
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GPS device mounts as a USB external hard drive |
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Physical |
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Size (H×D) |
80×180 mm (3.1×7.1 in) |
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Weight |
1.35Kg with battery (48 oz) |
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Working Temperature |
-40 °C − +65°C (-40 °F − 149°F) |
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Storage Temperature |
-40 °C − +75°C (-40 °F − 167°F) |
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Humidity |
100% condensation |
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Dustproof |
IP67 |
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Waterproof |
Protected from temporary immersion to depth of 1 meter floats. |
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Shock |
Survives a 2−meter drop on to concrete |
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Electrical |
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Typical power consumption |
2.6 W |
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Battery capacity |
2200 mAh |
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Operating times on internal battery |
Up to 6 hours typical |
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External power input |
9-18 VDC |
(1) Accuracy, TTFF and reliability specifications may be affected by multi path, satellite geometry and atmospheric conditions. Performances assume minimum of 5 satellites and follow up of recommended survey practices. (2) UHF type approvals are country specific - Specifications are subject to change without notice.