Mindray DP-20 - Measurement Accuracy

Measurement 7-5
7.4 Measurement Accuracy
Table 1 Error of 2D Images
Parameter
Value Range
Error
Distance
Full screen
Within ±4%.
Area
Full screen
Within ±8%.
Circumference
Full screen
Within ±20%.
Angle
Full screen
Within ±3%.
Table 2 Volume Measurements
Parameter
Value Range
Error
Volume
Full screen
Within ±12 %
Table 3 Time/Motion Measurements
Parameter
Value Range
Error
Distance
Full screen
Within ±4 %
Time
Timeline Display
Within ±1%.
Heart rate
Timeline Display
Within ±5%.
NOTE:
Within the selected field range, the measurement accuracy is ensured within the
range mentioned above. The accuracy specifications are performance in the worst
conditions, or based on the real test for the system, regardless of acoustic speed
error.