MOTUS Stand-Alone

  • User configurable transferfunction to compensate for buoy frequency response
  • Configurable compensation algorithm for installation outside of buoy center.
  • Built-in solid state 9-axis accelerometer/gyro/magnetometer.
  • Options for external compass ensuring high directional accuracy even if the wave sensor is installed close to magnetic components.
  • A compact field friendly low power multi-parameter wave sensor.
  • Wide range of parameters are calculated inside the sensor, configurable output.
  • Direct readout of engineering data
  • Integration time from 5 to 60 minutes.
  • RS-232 output for integration to most third party Dataloggers.
  • Customer configurable separation frequency between wind and swell waves
  • Extremely rugged and watertight. Handles 30 meter knockdown
  • Low power consumption, <110mW @12V

Wave Height:
Range:  30m

Wave Period: 
Range: 1.42 - 33s

Integration Time: 
5 -60 minutes

Wave Calculation update rate:
2 minutes

Supply voltage: 6-30 Vdc

Dimensions:  130x130x110mm

Internal or External Compass

Aanderaa Pressure Based Sensor

  • Smart Sensor technology Plug and Play
  • Sensor Calibration coefficients are stored in the sensor
  • Minimal and simple maintenance needs
  • Low current drain
  • Power: 5 to 14VDC, 50mA max
  • Output formats: AiCaP CANbus, RS-232/RS-422
  • Short update interval: 1 seconds to 255 minutes
  • 2Hz and 4Hz sampling frequency
  • New updated wave parameters every 1 second
  • 256, 512, 1024 & 2048 samples
  • Outputs: Pressure, Temperature, Tide pressure, Tide Level, Significant wave height, Maximum wave height, Mean Periode, Mean Zerocrossing Periode, Energy Periode, Steepness, Irregularity of sea state, Cut-off frequency, Pressure time series, Last pressure sample index, Wave spectrum
  • Real-time XML output


  • Measurement range: 400kPa, 1000kPa
  • Max operating depth: 30m, 90m


  • Compensate for air pressure
  • Measurement range: 50kPa, 100kPa
  • Max operating depth: 5m, 10m

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