Actiwatch Spectrum

Activity monitor

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Actiwatch Spectrum is equipped with advanced features needed for when you are involved in more demanding research protocols. It is an all-in-one, waterproof device, and ideal for those who prefer to wear a wrist watch.

Specifications

Accelerometer Details
Accelerometer Details
Bandwidth
  • 0.35 - 7.5 Hz typical
Type
  • Solid-state "Piezo-electric" accelerometer
Range
  • 0.5 - 2 G peak value
Sensitivity
  • 0.025 G (a 2 count level)
Sampling Rate
  • 32 Hz
Specifications
Specifications
Size
  • 48 mm x 37 mm x 14 mm
Weight
  • 30 grams (with band)
Case Material
  • ABS Blend (Biocompatible)
Standard Wrist Band
  • BASF Elastollan 1175A10W (TPU) with titanium buckle
Battery Type
  • CR 2430 Lithium Coin Cell (factory replaced)
Logger Battery Life
  • 8 months with continuous use
Memory
  • Non-volatile 1 Mbits
Light Sensor Details
Light Sensor Details
Type
  • Color sensitive photodiodes
Accuracy
  • 10% at 1500 Lux (typical)
Measurement Units
  • Irradiance (microwatts/cm2)/Photon flux (photons/cm2/sec)/Photopic Illuminance (Lux)
Wavelength Range
  • 400 - 700 nm
Illuminance Range
  • 0.1 - 5500 microwatts/cm2
Environmental Attributes
Environmental Attributes
Moisture Protection
  • Waterproof 1 m for 30 min per IPX7 IEC 60529
Operating Temperature Range
  • 5 to 40 °C
Resistance
  • Resists dust, water, heat, perspiration and cold
Off-Wrist Detector
Off-Wrist Detector
Sensor
  • Capacitive
On-Wrist Activation Range
  • < 2 mm
Computer & Communications Dock Attributes
Computer & Communications Dock Attributes
Operating System Compatibility
  • Actiware: Windows 2000, Windows XP or Windows Vista; Actiware CT: Windows 2000, Windows XP Pro, Windows Vista Business or Vista Ultimate
Hardware Platform Personal Computer
  • Pentium II or later
Communications Interface
  • USB to Infrared connection
USB Compatibility
  • Version 1.1 or 2.0 full speed
Data Communication Rates
  • 57.6 kbps