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NORTHROP GRUMMAN
LN-200S Fiber Optic Gyro
Inertial Measurement UnitFiber Optic Gyro IMU● Active
MASS
0.75 kg
POWER
12 W
REDUNDANCY
Single unit (mission-redundant)
RAD HARDENED
Yes
FIRST USE
Jan 1993
LN-200S Fiber Optic Gyro is a inertial measurement unit system manufactured by Northrop Grumman. It features single unit (mission-redundant) redundancy. Radiation hardened for space environments.
ABOUT LN-200S FIBER OPTIC GYRO
The LN-200S is a compact fiber optic gyroscope IMU manufactured by Northrop Grumman. It has flown on numerous NASA missions including Mars rovers and deep-space probes. Its solid-state design provides exceptional reliability with no moving parts.
OPERATING PRINCIPLE
Sagnac effect in fiber optic coil detects angular rotation; silicon accelerometers for linear motion
VEHICLES USING THIS SYSTEM
Mars CuriosityMars PerseveranceCassiniVarious launch vehicles
SPECIFICATIONS
| CATEGORY | Inertial Measurement Unit |
| TYPE | Fiber Optic Gyro IMU |
| MANUFACTURER | Northrop Grumman |
| MASS | 0.75 kg |
| POWER CONSUMPTION | 12 W |
| REDUNDANCY | Single unit (mission-redundant) |
| RADIATION HARDENED | Yes |
| ACCURACY | 1 deg/hr |
| FIRST USE | January 1, 1993 |
| STATUS | Active |
DETAILED SPECS
| GYRO_TYPE | Fiber Optic |
| AXES | 6-DOF |
| VOLUME_CC | 800 |
| MTBF_HOURS | 50000 |
