General Tools and Instruments DAF4223 - Manual (Page 5)

Power Supply DC 1.5 V battery ( UM4/AAA ) x 4 PCs,
Power Current Approx. DC 5.2 mA
Weight 182 g/ 0.4 LB.
@ Battery is included.
Dimension 205 x 48 x 40 mm (8.1" x 1.9" x 1.6")
Accessories Instruction manual......................1 PC
Included
Optional Soft carrying case with sash
Accessory ( 210 x 80 x 50 mm ),
2-2 Electrical Specifications (23± 5 )
℃
Anemometer ( Air velocity )
Measurement Range Resolution Accuracy
m/S 0.4 to 30.0 m/s 0.1 m/S 20 m/s :
≦
Km/h 1.4 to 108.0 km/h 0.1 Km/h ± 3% F.S.
FPM
80 to 5910 ft/min 1 Ft/min > 20 m/s :
mph 0.9 to 67.0 mile/h 0.1 Mile/h ± 4% F.S.
Knot 0.8 to 58.3 knots 0.1 Knots
Note :
m/S (meters per second)
mph ( miles per hour )
Km/h ( kilometers per hour ) Knot ( nautical miles per hour )
FPM ( feet per minute )
Temperature
Measuring Range 0 to 50 /32 to 122
℃ ℃ ℉ ℉
Resolution 0.1 /0.1
℃ ℉
Accuracy ± 0.8 /1.5
℃ ℉
3