High precision dual antenna GNSS receiver 4GNSS OC 203 INS with INS sensor from the manufacturer

High-precision dual-antenna GNSS receiver 4GNSS OS-203 with an external inertial unit GKV-10. Provides a stable trajectory from 15 seconds to 2 minutes after the loss of the GNSS signals. Provides high-accuracy positioning and orientation. Supports RTCM 2.x, 3.x, CMR corrections.

Purpose: determination of high-precision coordinates, azimuth, roll and pitch of the motion vector. Excellent for mining, hydrography, unmanned vehicles and robotic systems.
Frequencies: GLONASS L1/L2, GPS L1/L2/L5, BeiDou B1/B2/B3, Galileo E1 / E5a / E5b
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Size (LxWxH), mm: 165 x 163.9 x 90.1
Weight: 1.42 kg
Additional functions: Built-in GSM 2G/3G modem with 2 SIM cards, 6.5W UHF modem Harxon, Beacon signal reception

GKV-10
• 5 °/h - Zero gyro instability from Allan dispersion.
• 0.1 °/√h - random angular wandering of the gyroscope on Allan dispersion.
• ± 900 °/s - range of angular velocity measurement (possible version with a measurement range of ± 2700 °/s)
• 0.03mg - zero accelerometer acceleration from Allan dispersion.
• 0.07(m/s)/√h - random walk of the accelerometer velocity on Allan dispersion.
• ± 10g - accelerometer measurement range (versions are possible).
• Inclinometer (based on accelerometers).
• 9 ... 36V (version 5 ... 18V possible) galvanically isolated power supply.
• –50 ... + 85°С operating temperature range.
• Four-wire RS-485 interface with galvanic isolation up to 500V.
• IP67 housing.

Country of origin
• Russia

Detailed Images

Specification

Signal Tracking

496 channels

GPS L1 C/A, L2C, L2P, L5

BeiDou B1, B2, B3

GLONASS L1C/A, L1P, L2C/A, L2P

Galileo E1, E5a, E5b

QZSS (reserved)

SBAS: WAAS, EGNOS, MSAS, GAGAN

Performance Specifications

Cold start <50s

Warm start <45s

RTK Initialization time typically <10s

Initialization reliability typically >99.9%

Signal reacquisition <2s

Velocity accuracy 0.03m/s

Acceleration 4g

Overload 15g

Time Precision	20ns
Positioning Specifications
Post Processing Static	2.5 mm+1 ppm Horizontal
	5 mm+1 ppm Vertical
Single Baseline RTK (<8km)	8 mm + 1 ppm Horizontal
	15 mm + 1 ppm Vertical
DGPS	0.4 m 3D RMS
SBAS	1 m 3D RMS
Standalone	1.5m 3D RMS
Heading Specifications *distance between antennas, m	Azimuth: (0.2/R*)°
	Roll and Pitch: (0.4/R*)°

Communications
Communication port	2 Lemo1 4pin RS-232 ports (GNSS Master and Rover), baud rates up to 921600 bps
	1 Lemo1 4pin RS-232 port (IMU connection to PC), baud rates up to 921600 bps
	1 Lemo1 4pin RS-232 port (output correction stream from GSM/UHF modems), baud rates up to 115200 bps
	1 DB-9 male port (IMU connection)
	1 Lemo0 4pin power port
	1 LAN Ethernet port
Positioning data outputs	1Hz, 2Hz ,5Hz, 10Hz, 20Hz (depends on installed option)
Protocol	TCP and NTRIP protocol
PPS	1 Pulse Per Second Output
Event marker input
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Data Format
Correction data I/O	CMR, RTCM 2.x,3.x, RTCM COMPASS
Position data output
ASCII	NMEA-0183 GSV, RMC, HDT, VHD, GGA, GSA, ZDA, VTG, GST; PTNL, PJK; PTNL, AVR; PTNL, GGK
ComNav Binary data
Heading

Physical
Size(L×W×H)	165mm × 163.9mm × 90.1mm
Weight	1.42 kg
Antenna	2 x TNC female (GNSS), 1 x TNC female (UHF), 2 x TNS female (GSM), 1 x BNC female (PPS)

Environmental
Working temperature	-40℃ to +85℃
Storage temperature	-40℃ to +85℃
IP protection	IP67

Electrical
Input voltage	7-28 VDC
Power consumption	3.4W (4 constellations)

Packing & Delivery

Port	St. Peretburg
Processing Time	2 days
MOQ	1 piece

FAQ