Huayi Tech IMU / INS Series (IMU3000 / INS4050 / INS5050)
Vendor: 华依科技 Huayi Tech
Product: IMU3000 / INS4050 / INS5050 惯导系列
Huayi Tech (SSE 688071) autonomous-driving INS line: IMU3000 automotive-grade ultra-high-precision IMU with bias stability ≤1°/h (S grade, Allan variance), 22×22×5 mm, gyro ±250°/s with ARW 0.15°/√hr, accel ±4g with bias instability ≤0.015 mg; INS4050 near-tactical INS assembly, gyro bias ≤5°/h, heading ≤0.2° (1 m baseline, RTK fixed) / ≤0.5° within 2 min after RTK loss, velocity 0.03 m/s, 100 Hz output; INS5050 with built-in automotive GNSS and ASIL-B IMU supporting NRTK/PPP-RTK; all IP67, ISO 26262 ASIL-B, RTK/PPP-RTK, OTA and AUTOSAR, multi-constellation BDS/GPS/GLONASS/Galileo.
| gnss | BDS B1/B2 + GPS L1/L2 + GLONASS L1/L2 + Galileo E1/E5b + SBAS/QZSS |
| ins5050 | automotive GNSS + ASIL-B IMU; gyro ±250°/s ≤7°/h (10 s smooth); accel ±6g 0.04 mg; NRTK/PPP-RTK |
| protection | IP67; ISO 26262 ASIL-B; OTA, AUTOSAR |
| imu3000_gyro | ±250°/s; bias instability ≤0.8°/h; bias stability ≤1°/h; ARW 0.15°/√hr; BW 200 Hz |
| imu3000_size | 22×22×5 mm (25×25×10.5 mm high-shock variant); grades C/E/S |
| ins4050_gyro | 250°/s; bias stability ≤5°/h; ARW 0.3°/√h |
| imu3000_accel | ±4g; bias instability ≤0.015 mg; bias stability ≤0.05 mg; BW 200 Hz |
| ins4050_accel | ±8g; bias stability 0.04 mg |
| ins4050_system | heading ≤0.2° (RTK fixed, 1 m baseline), ≤0.5° ≤2 min RTK-lost; velocity 0.03 m/s; IMU 100 Hz |