User Manual
45170 V1.1 5/09 
5
Specifications 
Range Specifications 
Measurement Range  Resolution
Accuracy 
MPH (Miles per hour)  0.9 to 67.0MPH  0.1MPH 
≤ 3937 ft/min: ±3% F.S. 
> 3937 ft/min: ±4% F.S 
km/hr (kilometers per hour)  1.4 to 108.0 km/h  0.1km/h 
Knots (nautical miles per hour)  0.8 to 58.3 knots  0.1knots 
m/sec (meters per second)  0.4 to 30.0 m/s  0.1 m/s 
ft/min (feet per minute)  80 to 5910 ft/min  1ft/min 
Temperature/Thermistor 32
to 122
o
F (-0 to 50
o
C) 0.1
o
F/C ± 2.5
o
F (± 1.2
o
C) 
Temperature /Thermocouple  -148 to 2372°F 
-100 to 1300°C 
0.1°F 
0.1°C 
± (1% + 2°F) 
± (1% + 1°C) 
Relative Humidity  10.0 to 95.0%  0.1%  ±4% RH (from 10% to 70%RH) 
 ±4%rdg +1.2% RH (> 70% RH) 
Light (Auto Ranging )    0 to 2,200 Lux  1 Lux 
±5% rdg +8 digits 
1,800 to 20,000 Lux  10 Lux 
0 to 204.0 Fc  0.1 Fc 
170 to 1,860 Fc  1 Fc 
General Specifications 
Display  4 digit (9999 count) Dual Display LCD 
Sensors  Thin film capacitance humidity sensor 
Min/Max  Min/Max recalls the highest/lowest reading 
Data Hold  Data Hold freezes the display 
Operating conditions  32 to 122
o
F (0 to 50
o
C) / < 80% RH 
Power supply  9 Volt Battery 
Dimensions / Weight  Instrument: 6.14 x 2.36 x 1.29” (156 x 60 x 33mm) 
Vane: 1” ( 24mm ) diameter / 5.7 oz. ( 160 g ) 
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