Quickly and autonomously determine true north direction
Product Description
Scope of application
Parameter
Dimensions
DownloadThe fiber optic gyro north seeker is mainly used to quickly and automatically determine the true north direction, obtain the earth's rotation angular rate through fiber optic gyro tracking, solve the earth's rotation angular rate signal, calculate the angle between the gyro main axis and the true north direction of the earth, and provide the carrier location information.
| Parameters | FNF701 | FNF702 | FNF703 | |
| Main technical parameters | North seeking accuracy (1σ) | ≤0.1° | ≤0.3° | ≤0.5° |
| North seek time | ≤ 3min | |||
| Horizontal accuracy (pitch and roll) | ≤0.05°（1σ） | ≤0.05°（1σ） | ≤0.05°（1σ） | |
| Power-on preparation time | 6min | |||
| interface | RS422 | |||
| Power supply | 24±4V | |||
| Power consumption | 20w (peak) | |||
| Weight | <3 | |||
| Dimension | L120×W90×H115mm | |||
| Working mode | After power on, it start self-test. After the self-test completed, it will response to the upper computer’s north seek command. And after north seeking, the north seeking result will be sent to upper computer. | |||
| Environment requirements | Operating temperature | -20 ~ +50℃ | ||
| Storage temperature | -45~ +70℃ | |||
| Relative humidity | 95% | |||
| Appearance | The metal surface shall not be rusted, and the coating shall not cause blistering or peeling. | |||
| Electrical performance | Insulation resistance | The insulation resistance between the individual circuits of the gyro north finder and its circuit and housing shall be not less than 10 MΩ under standard atmospheric conditions. | ||
| maintainability | MTBF | ≥1000hrs | ||
| MTTR | ≤30min | |||
L115×W90×H110mm
L107×82mm
4 M4 screws
* Please contact the online sales engineer to obtain the product specification of Rion, or email sales@rion-tech.net to obtain it.
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