Miniaturized Inertial Navigation System
Key Functions
Ø Supports initial alignment and system start-up under both static and dynamic (e.g., swaying or disturbed) conditions
Ø Provides real-time output of navigation data, including position, heading, attitude, and velocity;
Equipped with self-diagnostic capabilities and fault indication functions.
Performance Specifications
|
Parameter(Typical Values) |
Unit |
DP-MS 1A |
||
|
Gyroscope |
Measurement Range |
°/s |
||
|
Bias Offset |
°/h |
15 |
||
|
Bias Instability (Allan Variance) |
°/h |
0.3 |
||
|
Bias Stability (10 s smoothing, 1σ, room temp) |
°/h |
3 |
||
|
Bias over Full Temperature Range |
°/h |
20 |
||
|
Bias Repeatability |
°/h |
3 |
||
|
Angle Random Walk |
°/ |
0.15 |
||
|
Scale Factor Nonlinearity |
ppm |
|||
|
Scale Factor Repeatability |
ppm |
|||
|
Bandwidth |
Hz |
250 |
||
|
Cross Coupling |
% |
|||
|
Accelerometer |
Measurement Range |
g |
±80 |
|
|
Bias Stability (10 s smoothing, 1σ, room temp) |
mg |
1 |
||
|
Bias Variation over Temperature |
mg |
0.5 |
||
|
Bias Repeatability |
mg |
5 |
||
|
Scale Factor Repeatability |
ppm |
500 |
||
|
Bandwidth |
Hz |
100 |
||
|
Cross Coupling |
% |
0.1 |
||
|
Start-up Stabilization Time |
s |
1 |
||
|
Data Update Rate |
Hz |
1000 |
||
|
Operating Voltage |
V |
5±0.5 |
||
|
Steady-state Power Consumption |
W |
1.5 |
||
|
Operating Temperature |
℃ |
-45~80 |
||
|
Dimensions |
mm |
44.8×38.6×20 |
||
|
Weight |
g |
52±5 |
||
|
Start-up Stabilization Time |
|
RS-422 |
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