Honeywell Aerospace HG4930CA51 High Precision MEMS Inertial Measurement Unit

The Honeywell HG4930CA51 is a commercial-off-the-shelf (COTS) tactical-grade MEMS IMU. It delivers ultra-precise 6-axis inertial data via an RS-422 interface, perfect for autonomous vehicle guidance, UAV telemetry, and camera stabilization.

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Optimized for demanding stabilization and tracking systems, the HG4930CA51 provides industry-leading inertial measurement performance in a lightweight, compact form factor. This advanced tactical-grade MEMS IMU integrates three premium micro-machined gyroscopes and three high-fidelity accelerometers to sample multi-axis movement with extreme repeatability. By outputting real-time control data, the HG4930CA51 functions as a reliable navigational reference for unmanned aerial vehicles, maritime survey equipment, robotics, and complex mobile antenna alignment platforms. Its robust electronic design ensures that system engineers can achieve superior attitude heading results under severe vibration and thermal shock conditions.
Product Features and Technical Specifications
  • Manufacturer: Honeywell Aerospace
  • Part Number: HG4930CA51
  • Sensor Technology: Micro-Electromechanical Systems (MEMS)
  • Axis Profile: 6-Axis (3 Gyroscopes and 3 Accelerometers)
  • Gyroscope Measurement Limits: Plus or minus 400 degrees per second
  • Accelerometer Measurement Limits: Plus or minus 20 G
  • Data Protocol Format: Asynchronous Serial Communications
  • Connectivity Bus: RS-422 Interface
  • Internal Sampling Output Rate: 600 Hz / 100 Hz Standard Standard
  • Gyro In-Run Bias Stability: 0.25 degrees per hour
  • Input Supply Rating: 5 Volts DC Nominal
  • System Boot Initialization Time: 15 seconds to full performance calibration
  • Enclosure Construction: Rugged Sealed Aluminum Housing
  • Mechanical Dimensions: 65 mm x 51 mm x 35.5 mm
  • Component Net Weight: 140 grams
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