User Guide
VMU931 User Guide
5.2 Technical specifications
Table 5.1: Technical specifications of the VMU931
Feature Condition Value Unit Note
Mechanical Specifications
Diameter Outer 31 mm
Thickness 9.5 mm
Weight 15 g
Environmental Protection IP64 aluminum case
Shock Tolerance 10,000 g
Performances
Static Accuracy Pitch / Roll < 0.2 °
Dynamic Accuracy Heading < 0.5 °
In-Run Bias Stability < 5 °/hr
Output rate Selectable up to 1,000 Hz
Electrical Ratings
Supply Voltage DC 2.8 - 5.3 V
Communication Interface USB
Table 5.2: Sensors specifications of the VMU931
Feature
Gyros Accels Mags
Operating Sensors
Axes 3 3 3
Range ± 2,000 °/s 16 g ± 4,800 µT
Resolution 0.03 °/s 15 µT
Nonlinearity ± 0.1 % ± 0.5 %
Analog Specifications
Resolution 16 bits 16 bits 16 bits
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