The ER-FNS-01 high-performance dynamic fiber optic gyro north finder utilizes a closed-loop fiber optic gyro as its core component. Comprising an inertial measurement unit (IMU), digital signal processing unit, and various mechanical components, this system accurately provides true north azimuth for carriers in vibrating environments while delivering precise attitude tracking functionality.
| Parameter | ER-FNS-01A | ER-FNS-01B | ER-FNS-01C | ER-FNS-01D |
|---|---|---|---|---|
| North seeking accuracy | 0.02°secψ | 0.06°secψ | 0.1°secψ | 0.5°secψ |
| North-seeking time | 3min | 3min | 3min | 3min |
| Pitch and roll accuracy | 0.02° | 0.06° | 0.1° | 0.5° |
| Latitude range | -70° to +70° | |||
| Pitch and roll measurement range | -65° to +65° | |||
| Heading measurement range | 0° to 360° | |||