GI
7
10
High Precision FOG Integrated Navigation System
Performance Specifications
BEWIS SENSING TECHNOLOGY LLC
www.bwsensing.com
Tel: +86 510 8573 7158
Gyro
Measuring range(deg/s)
Bias stability(˚/h)
Bias repeatability(˚/h)
Random walk coefficient(˚/√h)
Scale factor asymmetry(ppm)
Scale factor repeatability(ppm)
±
1000
0.
5
0.
5
≤0.0
5
≤
15
0
≤
15
0
≤
15
0
Scale factor nonlinearity(ppm)
Accelerometer
Measuring range(g)
Bias stability(mg)
Bias repeatability(mg)
Scale factor repeatability(ppm)
±
10
0.1
0.1
≤300
-
40~+65
-45~+70
1
0~2000,0.06
30,11
+9
~
+36
15
RS-422
100
≤Ф80*72
0.8
J30J-
15
TJP
Environmental
parameters
Working temperature(℃)
Storage temperature(℃)
Vibration (Hz, g2/Hz)
Shock(g, ms)
Input voltage(Vdc)
Power(W)
Data output format
Data refresh rate(Hz)
Size (mm)
Weight (kg)
Connector
Electrical parameters
Physical parameters
External GPS effective
4m baseline
Self-seeking north precision(deg)
Azimuth accuracy(deg)
Attitude angle accuracy(deg)
Speed accuracy(m/s)
Position accuracy(m)
≤
5
≤0.05
≤0.05
≤0.03
≤2m/RTK 1cm
GPS failure
Azimuth maintaining accuracy(deg)
Attitude angle maintaining accuracy(deg)
Position accuracy(km)
≤
1
,1h
≤0.0
3
,1h
≤
15
,0.5h
System measurement
range
Azimuth measurement range(deg)
Attitude measurement range(deg)
±
180
±90