Gyros & INS
Five MEMS INS/GNSS systems spanning single-antenna to dual-antenna RTK — full-temperature calibration, odometer support and GNSS-denied dead-reckoning options.
Series Overview — Full Specifications
| Item | M710 | M720 | M730 | M740 | M750 | Evidence |
|---|---|---|---|---|---|---|
| Heading accuracy | ≤0.1° (dual ant., 1 m) | ≤0.05° (dual ant., 1 m) | ≤0.05° (dual ant., 1 m) | ≤0.3° (in-motion) | ≤0.1° (dual ant., 2 m) | Manufacturer spec |
| Attitude accuracy (RMS) | ≤0.1° dyn / 0.05° static | ≤0.02° dyn / 0.01° static | ≤0.02° dyn / 0.01° static | ≤0.2° dyn / 0.05° static | ≤0.02° | Manufacturer spec |
| Position accuracy | 1.5 m single-point; RTK 1 cm+1 ppm | 1.5 m; RTK 1 cm+1 ppm | 1.5 m; RTK 1 cm+1 ppm | 3 m CEP | 1.5 m; RTK 0.8 cm+1 ppm | Manufacturer spec |
| Velocity accuracy | ≤0.05 m/s | ≤0.03 m/s | ≤0.03 m/s | ≤0.05 m/s | ≤0.03 m/s | Manufacturer spec |
| Gyro bias stability | ≤36 °/h | ≤3 °/h | ≤3 °/h | ≤36 °/h | ≤3.0 °/h | Manufacturer spec |
| Data update rate | 20 Hz | 20 Hz | 20 Hz | 5 Hz | 200 Hz | Manufacturer spec |
| Power / voltage | ≤1.8 W, 5–28 V | ≤5 W, 6–28 V | ≤2.5 W, 6–28 V | <1 W, 5–28 V | ≤2 W, 5 V | Manufacturer spec |
| Dimensions / weight | 76×64×17 mm; ≤110 g | 108.3×100×61.5 mm; ≤500 g | 76×76×39 mm; ≤225 g | 46×45×18 mm; ≤40 g | 44.8×38.6×21.5 mm; ≤65 g | Manufacturer spec |
| Protection / temperature | IP65; −40…+85 °C | IP65; −40…+85 °C | IP65; −40…+85 °C | −40…+85 °C | IP65; −40…+80 °C | Manufacturer spec |
| Interfaces | 2×RS232, RS422, PPS | 3×RS232, RS422, PPS, USB, RJ45, CAN | 2×RS232, RS422, PPS | RS232, RS422 | 2×RS422, PPS | Manufacturer spec |
Applications
UAV and UGV navigation · agricultural machinery guidance · cloud-controlled vehicles · survey instruments.
Single or dual antenna?
Single-antenna (M710/M730/M740) is simpler to install; dual-antenna (M750) gives heading without magnetometer — 0.1° class (manufacturer specification).
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