High-Accuracy Inertial Sensors & Acoustic Positioning Systems for Marine, Maritime & Offshore Applications
Spatial FOG Dual Rugged FOG INS with RTK & dual-antenna heading
Spatial FOG Dual

Rugged FOG INS with RTK & dual-antenna heading

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Spatial FOG Dual

The Spatial FOG Dual is a dual-antenna moving baseline RTK GNSS INS/AHRS solution. Featuring a cutting-edge fiber optic gyro IMU and a triple-frequency all-constellation Trimble RTK GNSS receiver, it provides accuracy of up to 8mm, and also supports the Omnistar service for even higher performance.

The versatile sensor is ideal for a wide range of marine and maritime applications, especially those requiring enhanced heading performance or facing high levels of magnetic interference. It can be easily interfaced to third-party peripherals such as DVLs and USBLs, NMEA sources, and more.

Specifications:

Dimensions 94 x 94 x 98 mm
Weight 740g
Power Consumption 6.1W
Roll & Pitch Accuracy 0.01°
Heading Accuracy 0.01°
Position Accuracy 1.2m horizontal, 2.0m vertical
0.5m horizontal, 0.8m vertical (SBAS)
0.01m horizontal, 0.015m vertical (RTK/PPK)
Gyroscope Bias Instability 0.1°/hr
Update Rate 1000 Hz