AHRS

Enabling true autonomy in harsh environments The Xsens Sirius is purpose-built to deliver consistent performance in the most demanding conditions. Robust accuracy Accurate orientation data, thanks to the dual-processor design. Vibration- and shock-rejecting signal pipeline Accurate measurements even in extreme vibration conditions.​ Rugged and reliable MIL-standard IP68 housing, resistant temperature extremes, humidity, salt spray, sand & dust, shock & vibration, and electromagnetic interference.​ Magnetic immunity Exceptional resistance against magnetic disturbances. ​ System Specifications: Sensor fusion performance Roll, Pitch - 0.2 º RMS Yaw/Heading - 1 º RMS Strapdown Integration (SDI) - Yes Gyroscope Standard full range - ± 300 º/s In-run bias stability - 7 º/h Bandwidth (-3dB) - 400 Hz Noise Density - 0.003 º/s/√Hz g-sensitivity (calibr.) - 0.08 º/s/g Accelerometer Standard full range - ± 8 g In-run bias stability - 15 µg Bandwidth (-3dB) - 470 Hz Noise Density - 15 µg/√Hz Magnetometer Standard full range - ± 8 G Total RMS noise - 1 mG Non-linearity - 0.2% Resolution - 0.25 mG Mechanical IP-rating (equivalent) - IP68 Operating temperature - -40 to +85 ºC Casing Material - Aluminum Mounting orientation - No restriction, full 360º in all axes Dimensions - 56.50 x 40.90 x 24.75 mm Connector - Main: ODU (AMC HD 12 pins) Weight - 78.5g grams Certifications - CE, FCC, RoHS, MIL-STD-202, ITAR free Electrical Input voltage - 4.5V-24V Power consumption (typ) - 520 mW Interfaces / IO Interfaces - RS232, RS422, CAN Protocols - Xbus, ASCII (NMEA), CAN Clock drift - 10 ppm (or external) Output Frequency - Up to 400Hz Built-in-self test - Gyr, Acc, Mag