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      AHRS-M2

      $1,850

      Volume Pricing Available

      The Sparton AHRS-M2 is a micro-sized, light weight, low power Attitude Heading Reference System with a revolutionary built-in adaptive-calibration mode. Sparton AdaptCal™ provides continuous 3D adaptive in-field calibration while Sparton’s AdaptNav™ sensor fusion algorithms allow the system to provide accurate attitude and heading outputs.

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      • AdaptCal™ provides continuous 3D adaptive in-field calibration with hard and soft magnetic interference compensation

      • Integrated AdaptNav™ provides real-time noise characterization and active gyro drift compensation for superior heading, pitch, and roll performance in electrically and mechanically noisy environments

      • Static Heading Accuracy, 0.2° RMS

      • Small form factor, weighs 12.3g

      • Very low power consumption, 60 mW, and Sleep Mode functionality, 16 mW

      • Powerful user programmable sensor customization apps via NorthTek™ Forth interpreter

      • High resolution, low noise magnetometers

      • Advanced sensing technology (tri-axial magnetometers and MEMS accelerometers and gyroscopes)

      • Magnetic and True North heading, pitch, and roll measurement

      • Full 360° rollover capability using quaternions or rotation matrix

      • “Figure of Merit” real time heading error indicator

      • In-field calibration point selection and distribution indicator

      • Quality of in-field calibration indicator

      • Centripetal acceleration correction

      • Supports multiple communication protocols

      Dynamic Heading Accuracy

      1.0° RMS

      Static Heading Accuracy

      0.2° RMS (<1.0⁰ RMS from -40⁰ to +70⁰ C)

      Dynamic Pitch/Roll Accuracy

      1.0° RMS

      Static Pitch/Roll Accuracy

      0.2° RMS

      Pitch/Roll Repeatability

      0.1° RMS

      Pitch/Roll Range

      ± 90°, ± 180°

      Accelerometer Range

      ± 4g (± 1g)

      Accel Noise Density

      250 ug/√Hz

      Accel Bias Stability

      0.07441 mg

      Accel Velocity Random Walk (VRW)

      0.09123 (m/s)/√Hz

      Gyro Dynamic Range

      ± 500°/sec (± 300°/sec)

      Gyro Noise Density

      0.04 dps/√Hz

      Gyro Bias Stability

      6.415°/Hr

      Gyro Angular Random Walk (ARW)

      0.2546°/√Hr

      Magnetic Range

      ±1.2 Gauss (±900 MGauss)2

      Update Rate (Samples/Sec)

      10, 100

      Baud Rate

      1.2, 2.4, 4.8, 9.6; 19.2; 38.4; 57.6; 115.2 kbaud

      L x W x H

      38.4 x 22.9 x 9.1 mm (1.51 x 0.90 x 0.36 inches)

      Mass

      12.3g

      Storage Temp

      -40° to +85° C

      Encapsulated or Enclosure

      Yes

      Operating Temp

      -40° to +85° C

      Operating and Storage Temperature

      -40° to +85° C

      Humidity Resistance

      95%, 70° C, 24 hrs Meets MIL-STD-202G – Method 103A, Test Condition A

      Shock Resistance

      5000g, 1ms Pulse, Half-Sine Wave

      Vibration Resistance

      .02 dB Power Spectral Density, 5.35 G RMS, Meets MIL-STD-202G – Method 214A, Test Condition I/C

      Power Supply

      +4 to +10V DC

      Input Power, Sleep Mode (Typical @ 4v)

      16 mW

      Input Power, Operating Mode (Typical @ 4V)

      60 mW

      3.3V Logic UART Interface

      Yes

      3D and Adaptive In-Field Calibration

      Yes

      Able To Maintain Function When Inverted

      Yes

      Quaternion/Rotation Matrix Output

      Yes

      True North Heading Output

      Yes

      Includes World Magnetic Model

      Yes

      Fully Temperature Compensated

      Yes

      RoHS Compliant

      Yes

      Maximum Magnetic Inclination (Dip)

      ± 80°

      NorthTek™ User Programmable Customizations

      Yes

      Downloads

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      AHRS-M2 Datasheet

      Product Datasheet for AHRS-M2

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      AdaptNav Datasheet

      Product Datasheet for AdaptNav

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      NorthTek Datasheet

      Product Datasheet for NorthTek

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      AHRS-M2 Integration Guide

      Integration and Calibration Guide for the AHRS-M2

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      AHRS-M2 Quick Start Guide

      Quick Start Guide for the AHRS-M2

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      AHRS-M2 Software Interface Control Document

      Software Interface Control Document (ICD) for the AHRS-M2

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      AHRS-M2 Hardware Interface Control Document

      Hardware Interface Control Document (ICD) for the AHRS-M2

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      NorthTek Programming Manual

      User Manual for the NorthTek Programming Language

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      AHRS-M2 NorthTek Script Files

      NorthTek script files for the AHRS-M2

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      AHRS-M2 Assembly STEP Files

      STEP file for AHRS-M2 Assembly

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      Remote Function Select (RFS) Protocol Suite

      Remote Function Select (RFS) Protocol Suite for AHRS-M2

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      AHRS-M2 Version 2.7.3 Release Notes

      AHRS-M2 Release Notes for Software Version 2.7.3

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      AHRS-M2 Version 2.7.3 Hex Files

      Hexidecimal files for the AHRS-M2 Software Version 2.7.3, m0 and m4

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      Application Note 1008E

      Firmware upgrade procedure for the AHRS-M2

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