User Manual

8.3. Range of Air Velocity
Air Velocity Range Resolution Accuracy
m/s
(meter per second)
1.00-80.00 0.01
±2.5% of reading
at 10.00 m/s
ft/min
(feet per minute)
200-15733 1
accuracy is function
of velocity and duct
size
km/h
(kilometers per hour)
3.6-288.0 0.1
MPH
(miles per hour)
2.24-178.66 0.01
Knots
(nautical miles per hour)
2.0-154.6 0.1
8.4. Range of Air Flow
Air Flow Range Resolution
CFM
(cubic feet per minute)
0-99.999ft3/min 0.0001 to 100
CMM
(cubic meters per minute)
0-99.999m3/min 0.001 to 100
CFM (ft3/min) = Air Velocity (ft/min) x Area (ft2)
CMM (m3/min) = Air Velocity (m/s) x Area (m2) x 60
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