VectorNav VN-100 Industrial-Grade IMU/AHRS Inertial Measurement Unit
Vendor: VectorNav Technologies (USA)
Product: VN-100 IMU/AHRS
VectorNav (USA) is a leading vendor of high-performance MEMS inertial navigation and attitude products. The VN-100 is its classic industrial-grade IMU/AHRS combining a 3-axis accelerometer, 3-axis gyroscope, 3-axis magnetometer and barometer with attitude output up to 800 Hz: 0.5° RMS static and 1.0° RMS dynamic pitch/roll, 2.0° RMS magnetic heading; accelerometer ±16 g range with <0.04 mg in-run bias stability, 0.14 mg/√Hz noise density and 230 Hz bandwidth; gyro ±2,000°/s range with <10°/hr bias stability, 0.0035°/s/√Hz noise density and 265 Hz bandwidth; magnetometer ±2.5 Gauss; barometer 10-1200 mbar (±1.5 mbar). Serial TTL/SPI and RS-232 interfaces up to 921600 baud; 185-220 mW power; -40 to +85 °C operation with >240,000 h MTBF (rugged). Widely used in UAVs, UGVs, robotics and platform stabilization.
| Power | 185–220 mW |
| Mag Range | ±2.5 Gauss |
| Gyro Range | ±2,000°/s |
| Interfaces | Serial TTL / SPI / RS-232, up to 921600 baud |
| Accel Range | ±16 g |
| Mtbf Rugged | >240,000 h |
| Attitude Rate | up to 800 Hz |
| Gyro Bandwidth | 265 Hz |
| Operating Temp | -40 to +85 °C |
| Pressure Range | 10–1200 mbar (±1.5 mbar) |
| Accel Bandwidth | 230 Hz |
| Heading Magnetic | 2.0° RMS |
| Pitch Roll Static | 0.5° RMS |
| Gyro Noise Density | 0.0035°/s/√Hz |
| Pitch Roll Dynamic | 1.0° RMS |
| Accel Noise Density | 0.14 mg/√Hz |
| Gyro Bias Stability | <10°/hr (5°/hr typ.) |
| Accel Bias Stability | <0.04 mg |