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NAV420 GPS-Aided MEMS Inertial System

1. Specifications Remarks Performance M EM Update Rate Hz 2 100 Programmable Start up Time Valid Data sec Zi Fully Stabilized Data sec lt 60 Under static conditions Position Velocity Position Accuracy m CEP 3 Internal GPS not augmented X Y Velocity Accuracy m s rms lt 0 4 GPS available Z Velocity Accuracy m s rms lt 0 5 GPS available 1PPS Accuracy ns 50 GPS available Attitude Range Roll Pitch ge 180 90 Accuracy rms lt 0 75 GPS available rms eas GPS unavailable 15 Pin D Connector Male Pinout Resolution lt 1 ae 3 T Accuracy rms 3 0 Resolution z 0 1 Angular Rate Range Roll Pitch Yaw sec 200 Bias Roll Pitch Yaw sec lt 0 1 Kalman filter stabilized Pin Signal Bias Roll Pitch Yaw sec lt 0 75 Kalman filter off 1 RS 232 Transmit Data Scale Factor Accuracy Zi gt aa Dae Non Linearity FS lt 0 5 3 Positive Power Input Vcc pesoutlen sec lt 0 06 4 Teea and Bandwidth n _ 2 ee dB point nominal 5 ee Random elk fhe lt 45 F e a Acceleration Input Range X Y Z g9 4 Z J a Bias X Y Z mg eas pooo Scale Factor Accuracy lt 1 9 _ Signal Ground Non Linearity FS lt 1 10 i TPPS OUT Resolution mg lt 0 6 11 NC Factory use only Bandwidth Hz 25 3 dB point nominal 12 NC Factory use only Random Walk m s
2. hr z 10 13 E Factory use only Environment 14 NC Factory use only Operating Temperature C oon 15 he Factory use only Non Operating Temperature C 55 to 85 p Non Operating Vibration g rms 6 20 Hz 2 KHz random NAV420 Pin Diagram Non Operating Shock g 200 1 ms half sine wave Enclosure IP66 compliant Electrical Input Voltage VDC 9 to 42 Input Current mA 350 at 12 VDC nominal Power Consumption W 25 Digital Output Format mon Physical Size in 3 0 X 3 75 X 3 0 including mounting flanges cm 7 02 X 9 53 X 7 602 including mounting flanges Weight lbs Pale kg lt 0 58 Connector 15 pin D male GPS Antenna Connector SMA Jack l Specifications subject to change without notice Notes 1 See User s Manual for additional information Internal GPS accuracy can be further improved with Radio Technical Commission for Maritime RTCM or Satellite Based Augmentation System SBAS messages such as the Wide Area Augmentation System WAAS 3 Dynamic conditions aggressive MEMSIC flight profile 4 IP66 Compliant without EMI filter attached Ordering Information Description a Gyro sec Accel g NAV420CA 100 GPS Aided MEMS Inertial System 200 4 CALL FACTORY FOR OTHER CONFIGURATIONS This product has been developed exclusively for commercial applications It has not been tested for and makes no representation or warranty as to conformance with any military specifications or its sui
3. NAV 420 GPS AIDED MEMS INERTIAL SYSTEM e Real Time GPS X Y Z Position and Velocity Outputs e AHRS Pitch Roll and Heading Output at 100Hz e Built In GPS Receiver with RTCM and WAAS Compatibility e High Stability MEMS Sensors e Enhanced Performance Kalman Filter Algorithm e EMI amp Vibration Resistant e Environmentally Sealed Applications e Unmanned Vehicle Control e Land Vehicle Guidance e Avionics Systems e Platform Stabilization Package Dimensions Phone 408 964 9700 NAV420CA The MEMSIC NAV420 is a combined GPS Navigation and GPS Aided Attitude amp Heading Reference system AHRS that utilizes both MEMS based inertial sensors and GPS technology to provide an unmatched value in terms of both price and performance Developed in response to years of extensive applica tion experience in a wide variety of airborne marine and land applications the NAV420 also incorporates many new and enhanced design features including e Built in GPS receiver for position and velocity measurement e GPS data synchronization clock e High performance Kalman Filter algorithms e Water resistant vibration resistant light weight design e EMI protection for trouble free operation e Continuous Built in Test NAV420 Block Diagram The NAV420 provides consistent performance over a wide temperature range in challenging EMI environments across a broad range of input power cond
4. itions It is designed for use in a number of different applications including unmanned vehicle control land vehicle guidance uncertified avionics and plattorm stabilization This high reliability strapdown inertial system provides attitude and heading measurement with static and dynamic accuracies that exceed traditional spinning mass vertical and directional gyros With GPS integration the NAV420 system also provides GPS aided velocity data at up to 100 Hz Velocity data derived from the inertial instruments improves stability and reduces the latency associated with Stand alone GPS measurements Each NAV420 system comes with a GPS antenna and User s Manual MEMSIC s NAV VIEW software is also included to assist users with system development evaluation and data acquisition pai Algorithm ES Fax 408 324 4841 E mail infoca memsic com 16 Channel a 4 Hz GPS o CPU EEPROM U Calibration PS 282 ccl lt gt Output 2 e Active Antenna E 1 Hz GPS Clock RS 232 GPS Aiding Interface A GPS Position X Y Z Velocity X Y Z Acceleration X Y Z Roll Pitch Heading 3 Axis Angular Rate UTC Time s Www memsic com NAV420CA 100
5. tability for any military application or end use Additionally any use of this product for nuclear chemical or biological weapons or weapons research or for any use in missiles rockets and or UAV s of 300km or greater range or any other activity prohibited by the Export Administration Regulations is expressly prohibited without the written consent and without obtaining appropriate US export license s when required by US law Diversion contrary to U S law is prohibited Specifications are subject to change without notice MEMSIC Inc San Jose California www memsic com 6020 0061 02 Rev A

NAV420 GPS-Aided MEMS Inertial System

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