Extech Instruments HD300 User Manual page 12

Range Specifications
Air Velocity Measurements
m/s (meters per second)
km/h (kilometers per hour)
ft/min (feet per minute)
mph (miles per hour)
knots (nautical miles per hour)
Air Flow Measurements
CMM (cubic meters per minute)
CFM (cubic feet per minute)
Temperature
Air Temperature (vane)
Surface Temperature (IR)
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0.40 – 30.00 m/s
1.4 – 108.0 km/h
80 – 5900 ft/min
0.9 – 67.0 mph
0.8 to 58.0 knots
0-999,900 m
0-999,900 ft
-10 to 60
-50 to -20
-20 to 500
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Range Resolution
0.01 m/s
0.1 km/h
1 ft/min
0.1 mph
0.1 knots
Range Resolution
3
/min 0.001
3
/min 0.001
Range Resolution
o
C (14 to 0.1
o
140 F)
o
C (-58 to - 0.1
o
4 F)
o
C (-4 to 0.1
o
932 F)
12
Accuracy (%rdg)
± (3% + 0.20m/s)
± (3% + 0.8km/h)
± (3% + 40ft/min)
± (3% + 0.4m/h)
± (3% + 0.4knots)
Area
0 to 999.9m
0 to 999.9ft
Accuracy
o o
C/F ±2 C (4
o o
C/F ± 5 C (9
o o
C/F ±2% or ±2
HD300-EU-EN V2.2 07/13
2
2
o
F)
o
F)
o
C (4 F)