Equipped with an advanced 1408 channel GNSS board and capable of supporting various satellite constellations, including GPS, GLONASS, BEIDOU, GALILEO, QZSS. Stonex S850 is equipped with all the necessary connections, has built in Bluetooth and internal Wi Fi capabilities; has a built in UHF radio and 4G GSM modem compatible worldwide. Stonex S850 also integrates the IMU system that enables inclined measurement (TILT) up to 60 °°: quick initialization, fast and accurate surveying.
S850+ |
SPECIFICATION
Satellite signals tracked | GPS: L1 C/A, L1C, L2P, L2C, L5 |
PPP | B2b PPP1, HAS1 |
Channels | 1408 |
Position rate | Up to 20Hz |
Signal reacquisition | <1 s |
RTK Signal Initialization | Typically < 10 s |
Hot Start | Typically < 15 s |
Initialization reliability | > 99.9 % |
OS | Linux |
Tilt sensor | IMU and E-bubble (optional) |
HIGH PRECISION STATIC SURVEYING
Horizontal | 2.5 mm + 0.5 ppm RMS |
Vertical | 5.0 mm + 0.5 ppm RMS |
CODE DIFFERENTIAL POSITIONING
Accuracy | 0.40 m RMS |
SBAS POSITIONING
Accuracy | 0.60 m RMS |
REAL TIME KINEMATIC (< 30 Km) – NETWORK RTK
Fixed RTK Horizontal | 8 mm + 1 ppm RMS |
Fixed RTK Vertical | 15 mm + 1 ppm RMS |
INTEGRATED GNSS ANTENNA
High accuracy multi-constellation micro-strip antenna, zero phase center, with internal multipath suppressive board
INTERNAL MODEM
Band | Nano SIM card GSM: B2/B3/B5/B8 UMTS: B1/B2/B4/B5/B6/B8/B19 LTE TDD: B38/B39/B40/B41 B13/B18/B19/B20/B25/B26/B28 LTE FDD: B1/B2/B3/B4/B5/B7/B8/B12/ |
POWER SUPPLY
Battery | 7.2 V - 6900 mAh Internal rechargeable |
Voltage | 9 to 28 V DC external power input with over-voltage protection (5-pin Lemo) |
Working time | Up to 10 hours |
Charge Time | Typically 4 hours |



