SNC500D-A0/A1/B0-Beijing Space Navigation and Control Technology Co., Ltd.

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Details
Specifications

SNC500D-A0/A1/B0 three types of rotating modulation inertial navigation systems all include three-axis fiber optic gyroscopes, accelerometers, and GNSS receiver boards. They are implemented through multi-sensor fusion and rotating modulation navigation solution algorithms, providing high-precision attitude, velocity, and position information to the external, meeting high-precision measurement and control requirements.

Physical Dimensions and Electrical Index
Voltage	12-36VDC
Power Consumption	≤24W
Size	138.5mm×136.5mm×102mm
Weight	2.0kg
Environmental Index
Working Temperature	-40℃~+60℃
Storage Temperature	-45℃~+70℃
Vibration	5~2000Hz，6.06g
Shock	30g，11ms
Lifetime	>10 years
Continuous Working Time	>24h
Interface Features
RS422×3
RS232×2
CAN×2
PPS×1
Antenna Interface（TNC）×2
Network Interface×1
Odometer Differential Level Reception×2

System Performance Index		A0	A1	B0
Position Accuracy	GNSS Valid，Single Point（RMS)	1.2m	1.2m	1.2m
	GNSS Valid，RTK（RMS）	2cm+1ppm	2cm+1ppm	2cm+1ppm
	Position Maintenance（GNSS Invalid）（CEP）	1.8nm/h	3nm/h	1.5nm/h
	Position Maintenance（GNSS Invalid）（CEP）	5‰D	8‰D	2‰D
Heading Accuracy (RMS)	Self North-seeking Accuracy（8min）	0.2°SecL	0.3°SecL	0.1°SecL
Heading Accuracy (RMS)	Heading Maintenance（GNSS Invalid）	0.3°/h	0.5°/h	0.1°/h
Attitude Accuracy (RMS)	GNSS Valid（RMS）	0.02°	0.02°	0.02°
Attitude Accuracy (RMS)	Attitude Maintenance（GNSS Invalid）	0.05°/h	0.1°/h	0.05°/h
Velocity Accuracy (RMS)	GNSS Valid，Single Point L1/L2	0.1m/s	0.1m/s	0.1m/s
Velocity Accuracy (RMS)	Velocity Maintenance（GNSS Invalid）	2m/s/h	4m/s/h	1.5m/s/h

SNC500D-A0/A1/B0

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