GENEActiv Original

The best raw data actigraphy device for all free-living research studies. GENEActiv is recommended for a vast array of applications such as epidemiology, public health & exercise interventions. The device can be used on all age groups from children through to the elderly.

• Continuous raw data recording at up to 100Hz.  A sample of the data GENEActiv outputs can be downloaded here.
• Waterproof
• Near-body temperature sensor helps to confirm wear time
• 0.5Gb of raw data
• Rechargeable battery for field deployment recording for up to 1 month
• +/- 8g range at 3.9mg resolution

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• Specification

  Physical Parameters
  Size	43mm x 40mm x 13mm
  Weight	16g (without strap)
  Main Housing Material	PC/ABS (medical device grade)
  Light Guide Material	PC (medical device grade)
  Data Contact Material	Gold-plated
  Fixings	20mm heavy duty spring bar
  Strap	PU resin
  Battery Type	Rechargeable lithium polymer
  Environmental Protection
  Moisture Ingress	Water-resistant to 10m (IP67 – 1m 24hrs)
  Material Ingress	Dust tight (IP67)
  Operating Temperature	5 – 40 deg C
  Mechanical Impact	0.5m drop resistant
  Measurement Capabilities
  Memory	0.5Gb non-volatile
  Logging Frequencies	Selectable 10-100Hz (10Hz)
  Maximum Logging Periods	45 days @ 10Hz; 7 days @ 100Hz
  Internal Clock
  Type	Quartz Real Time Clock
  Frequency	32.7768kHz
  Accuracy	+/- 20ppm (+/- 1.7s per day)
  Acceleration Measurements
  Sensor Type	MEMS
  Range	+/- 8g
  Resolution	12 bit (3.9 mg)
  Light Measurements
  Sensor Type	Silicon photodiode
  Wavelength	400 to 1100 nm
  Range	0 – 3000 Lux typical
  Resolution	5 Lux typical
  Accuracy	+/- 10% @ 1000 Lux calibration
  Event Logger
  Sensor Type	Mechanical membrane switch
  Temperature Measurements
  Sensor Type	Linear active thermister
  Range	0 to 60 deg C
  Resolution	0.25 deg C
  Accuracy	+/- 1 deg C
  Measurement Frequency	Every 30s minimum
  USB Connection
  Device	USB 2.0 Full Speed
  Charge Cradle	Format 4 unit cradle USB 2.0 High Speed
  Charge Time	90% @ 2 hours; 100% @ 3 hours
  Data Download Time	Maximum 15 minutes for 4 concurrent units

• Regulatory
  This device complies with part 15 of the FCC Rules.

  This product is compliant with the Directive 2004/108/EC; tested to BS EN 61000-6-1 :2007 and BS EN 61000-6-3 :2007.