DotFit Exerspy Manual del usuario - Página 13

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Accuracy

Accelerometer (3-axis)
Calibrated range is +/- 2.0g
The minimum resolution is 0.01g
Two-standard-deviation accuracy of +/-
0.05g, up to 1.0g on longitudinal axis
Two-standard-deviation accuracy of
+/-12.0% of expected value otherwise
on the longitudinal axis
Two-standard-deviation accuracy of +/-
0.06g up to 1.0g on the transverse axis
Two-standard-deviation accuracy of
+/-12.0% of expected value otherwise
on transverse axis
Two-standard-deviation accuracy of +/-
0.06g up to 1.0g on the forward axis
Two-standard-deviation accuracy of
+/-12.0% of expected value otherwise
on forward axis
Heat Flux
Calibrated Range is 0.0 W/m
300.0W/m
2
A minimum resolution of 1.0W/m
Two-standard-deviation of +/-10.0W/
m2 at heat flux less than 50W/m
Two-standard-deviation of +/-35.0% of
expected value otherwise
User Guide
Galvanic Skin Response
Calibrated Range is 56k Ohms to 20M
Ohms (50.0 nSiemens – 17.0 uSiemens)
Two-standard-deviation accuracy of
+/- 7.0 nSiemen up to 233.34 nSiemens
reading
Two-standard-deviation accuracy of +/-
3.0% of expected value otherwise
Skin Temperature
Calibrated Range is 20.0ºC to 40.0ºC
A minimum resolution of 0.05ºC
Two standard deviation accuracy of
+/- 0.8°C
System (Per day, adults)
Total calories/METs for free living
activities: mean error < 10%
Total minutes of physical activity:
mean error < 5%
2
to
Total step count: mean error < 9%
2
2
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