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Land Force Navigation TDF71A Vehicle Mounted Optical Gyro Positioning And Orientation Equipment

Categories Inertial Navigation System
Brand Name: NAVI OPTICS
Model Number: TDF71A
Certification: CCS
Place of Origin: China
MOQ: one set
Supply Ability: 10 sets per month
Delivery Time: 5-8 work days
Packaging Details: Carton box
Months Bias Repeatability: ≤20μg
Months Scale Factor Accuracy: ≤20ppm
Bias Repeatability: ≤0.01°/h
Scale Factor Accuracy: ≤20ppm
Random walk: ≤0.003°/√hr
Vibration: 20~2000Hz,6.06g
MTBF: >20000 hours
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Land Force Navigation TDF71A Vehicle Mounted Optical Gyro Positioning And Orientation Equipment

Land Force Navigation TDF71A Vehicle-mounted Optical Gyro Positioning And Orientation Equipment


1 Introduction

The vehicle-mounted optical gyro positioning and orientation system utilizes laser or fiber optic gyroscopes combined with quartz accelerometers as core sensing components. Operating under a strapdown inertial navigation system architecture, it employs advanced algorithmic software to deliver real-time navigation data. This product series supports multiple operational configurations including Zero-Velocity Update (ZUPT), inertial/satellite integrated navigation, and inertial/odometer fusion navigation, providing comprehensive vehicle motion parameters for diverse mobile platform requirements.


2 Application field

Suitable for geodetic survey vehicles, tanks, self-propelled artillery, infantry fighting vehicles, unmanned vehicles, high-speed trains, agricultural machinery vehicles, etc.


3 Performance characteristics

Capable of alignment and initialization in static or dynamic (in-motion) states.

Features autonomous navigation, zero-velocity update (ZUPT), and integrated navigation with odometer and/or satellite-based systems.

Suitable for use in high-latitude (±65°), extremely cold, and high-altitude regions.

High reliability.


4 Main parameters


TypeTDF71A
AccelerometerMonths Bias Repeatability≤20μg
Months Scale Factor Accuracy≤20ppm
GyroBias Repeatability≤0.01°/h
Scale Factor Accuracy≤20ppm
Random walk≤0.003°/√hr
FeaturesAngular Rate≥±400°/sec
Angular Acceleration100000°/sec2
Acceleration>25g
Angular AttitudeAny Orientation
Alignment time≤5min
Input/output3 RS422 full-duplex serial ports, 1 100M Ethernet port
Position AccuracyNorth finding/orientation accuracy--
Inertial navigation/odometer combination≤0.4%D
North finding/orientation accuracy≤3.0mil
Bearing keeping accuracy/2h≤4.0mil
Combined navigation position accuracy≤2.0mil
AHRS Applications PerformanceHeading Accuracy≤2.0mil
Pitch & Roll Accuracy≤0.5mil
CharacteristicsPower consumption<15W
Dimensions110×110×100
Weight<2.2kg
Temperature-40℃~60℃
Shock15g,Half-sine wave 11ms
Input VoltageDC24V(±25%)
coolingConduction to mounting plate
Vibration20~2000Hz,6.06g
MTBF>20000 hours



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