Technology

  • Mechanical specifications

    • Dimension: 35 x 35 x 12mm
    • Robust and biocompatible enclosure
      (cleaning with alcohol)
    • Multipurpose fixation mechanism for straps (arm, wrist, chest), belt, shoes, wheelchair, etc.
    • Waterproof IP 68
  • Electrical specifications

    • 9-Axis IMU Sensor
      • Adjustable sampling rates:
        • 5 - 200 Hz (Quaternion representation)
        • raw data: 1 kHz
      • Sensor settings:
        • Acceleration: ±2, 4, 8, 16 g
        • Angular velocity: ±250, 500,1k, 2k °/sec
        • Magnetometer: ± 4’800 µT
    • 3-axis high-g sensor up to 200 g /
      bandwidth 1 kHz
    • Altimeter sensor: altitude resolution of 10 cm
    • 4 GB SD-card (4 days @ 200 Hz)
    • Battery life time: 50 h
  • Functionality

    • Wireless sensor synchronisation for up to 32 sensors (sync accuracy: 50 µS)
    • LED-Status display (battery, activity, mounting location indicator, etc.)
    • Allows simultaneous measurement setups at same location
    • Wireless start/stop measurement from PC
    • Sophisticated power-management (activity detection) -> up to 7 days
  • Docking station

    • Host for up to 5 sensor modules
    • Battery charging (with straps attached)
    • Sensor configuration
    • Data download to PC via USB 2.0