Motus是超高精度MEMS惯性测量单元和AHRS。它使用一些高精度的MEMS加速度计和陀螺仪结合磁力计。Motus是完全校准的所有传感器错误在一个广泛的温度范围，并可以软件升级到INS功能。
Navigation
|
Roll & Pitch Accuracy |
0.05 ° |
Heading Accuracy
(magnetic) |
0.8 ° |
Roll & Pitch Accuracy
(external GNSS aided) |
0.03 ° |
Heading Accuracy
(external GNSS aided) |
0.05 ° |
Horizontal Position Accuracy
(external GNSS aided) |
0.8 m |
Vertical Position Accuracy
(external GNSS aided) |
1.5 m |
Velocity Accuracy
(external GNSS aided) |
0.007 m/s |
|
Orientation Range |
Unlimited |
|
Hot Start Time |
500 ms |
|
Internal Filter Rate |
1000 Hz |
|
Output Data Rate |
Up to 1000 Hz |
Sensors
|
Sensor |
Accelerometers |
Gyroscopes |
Magnetometers |
|
Range |
±10 g |
±475 °/s |
±8 G |
|
Bias Instability |
8 ug |
0.2 °/hr |
- |
|
Initial Bias |
< 0.45 mg |
< 3 °/hr |
- |
|
Initial Scaling Error |
< 0.03 % |
< 0.02 % |
< 0.07 % |
|
Scale Factor Stability |
< 0.04 % |
< 0.03 % |
< 0.09 % |
|
Non-linearity |
< 0.05 % |
< 0.03 % |
< 0.08 % |
|
Cross-axis Alignment Error |
< 0.05 ° |
< 0.05 ° |
< 0.05 ° |
|
Noise Density |
2 ug/√Hz |
6 °/hr/√Hz |
210 uG/√Hz |
|
Bandwidth |
250 Hz |
200 Hz |
110 Hz |
Communication
Interface
(OEM) |
UART |
Interface
(Enclosed) |
RS232
(RS422 version available) |
|
Speed |
4800 to 2M baud |
|
Protocol |
AN Packet Protocol or NMEA |
|
Peripheral Interface |
2x GPIO and Auxiliary RS232 |
|
GPIO Level |
5 - 20 V |
|
GPIO Functions |
1PPS Input
Sensor sync input
Sensor sync output
Odometer
Stationary
Pitot Tube
NMEA input/output
Novatel GNSS input
Trimble GNSS input
AN Packet Protocol |
Hardware
Operating Voltage
(OEM) |
4.5 to 5.5 V |
Operating Voltage
(Enclosed) |
5 to 36 V |
Input Protection
(Enclosed Only) |
±60 V |
Power Consumption
(Typical) |
1.4 W |
|
Hot Start Battery Capacity |
> 48 hrs |
|
Hot Start Battery Charge Time |
30 mins |
|
Hot Start Battery Endurance |
> 10 years |
|
Operating Temperature |
-40 °C to 85 °C |
Environmental Protection
(Enclosed) |
IP67
MIL-STD-810G |
|
MTBF |
200,000 hrs |
|
Shock Limit |
150 g, 6 ms, half sine |
|
Vibration Limit |
8 g RMS |
Dimensions
(OEM) |
34 x 39 x 24 mm |
Dimensions
(Enclosed) |
42 x 67 x 30 mm |
Weight
(OEM) |
26 grams |
Weight
(Enclosed) |
98 grams |
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