BEFGL70A High-Performance Vehicle Fiber Optic Gyro Navigation System

BEFGL70A vehicle-mounted fiber optic gyro navigation system adopts advanced strapdown technology, combined with high-precision quartz accelerometers, and can quickly start and perform accurate navigation in static or dynamic states. The system supports multiple working modes, including autonomous navigation, zero-speed correction, and inertial/satellite guidance combination, and is suitable for various vehicle-mounted platforms such as geodetic vehicles, tanks, and self-propelled artillery. Whether in high latitudes, high cold or high altitude areas, the system can maintain high reliability, provide users with comprehensive carrier navigation information, and help various types of vehicles operate efficiently.

Model		BEFGL70A
Accelerometer	Months Bias Repeatability（1σ）	≤20μg	Position accuracy	10min zero speed correction	——
Accelerometer	Months Scale Factor Accuracy（1σ）	≤20ppm		Inertial navigation/odometer combination	≤0.4%D
Gyro	Bias Repeatability（1σ）	≤0.01°/h		North finding/orientation accuracy	≤3.0mil
	Scale Factor Accuracy（1σ）	≤20ppm		Bearing keeping accuracy/2h	≤4.0mil
	Random walk（1σ）	≤0.003°/√hr		Combined navigation position accuracy	≤2.0mil
Features	Angular Rate	≥±400°/sec	AHRS Applications Performance	Heading Accuracy	≤2.0mil
	Angular Acceleration	100000°/sec2	AHRS Applications Performance	Pitch & Roll Accuracy	≤0.5mil
	Angular Acceleration	100000°/sec2	Characteristics	Power consumption	＜15W
	Acceleration	＞25g		Dimensions	130×130×100
	Angular Attitude	Any Orientation		Weight	＜2.2kg
	Angular Attitude	Any Orientation		Temperature	-40℃~60℃
	Alignment time	≤5min		Shock	15g，Half-sine wave 11ms
	Alignment time	≤5min		Input Voltage	DC24V(±25%)
	Input/output	3 RS422 full-duplex serial ports, 1 100M Ethernet port		cooling	Conduction to mounting plate
				Vibration	20~2000Hz,6.06g
				MTBF	＞20000 hours