Keterangan :

EXTECH Hygro Thermo Anemometer Light Meter 45170
Features:
Ergonomic pocket size housing with large dual LCD simultaneous display of Temperature and Air Velocity or Relative Humidity
Characters on display reverse direction depending on Hygro-Thermo-Anemometer or Light Mode
Data Hold to freeze the displayed value
Records Min/ Max readings
Built-in low friction vane wheel improves accuracy of air velocity in ft/ min, MPH, m/ s, km/ h, and Knots
Built-in precision thin-film capacitance humidity sensor for fast response
Built in thermistor for ambient temperature measurements
High temperature measurements using Type K thermocouple
Utilizes precision photo diode and color correction filter
Cosine and color corrected light measurements
Auto power off, Low Battery and overrange indication
Complete with built-in Humidity sensor, Light sensor and Vane wheel, wrist strap, and 9V battery
For complete specs please download the product datasheet ( not available for some accessories)

Specification
Maesurements Range Resolution Basic Accuracy ( Full Scale)
Air Velocity
ft/ mln( feet per minute) : 80 to 5910 ft/ min 10ft/ min ± 3%
m/ s( meters per second) : 0.4 to 30m/ s 0.1m/ s ± 3%
km/ h( kilometers per hour) : 1.4 to 108km/ h 0.1km/ h ± 3%
MPH ( miles per hour) : 0.9 to 67MPH 0.1MPH ± 3%
Knots ( nautical miles per hour : 0.8 to 58.3 knots 0.1knots ± 3%
Light
Foot Candles : 0 to 1860Fc 0.1FC ± ( 5% rdg + digits)
Lux : 0 to 20.000Lux 1Lux ± ( 5% rdg + digits)
Temperature : 32 to 122° F 0.1° F ± 2.5° F
0 to 50° C 0.1° C ± 1.2° C
% Relative Humidity : 10 to 95% RH 0.1% RH ± 4% RH of reading
Temperature ( thermistor) : 32 to 122° F 0.1° F ± 2.5° F
0 to 50° C 0.1° C ± 1.2° C
Temperature ( Type K) : – 148° F to 2372° F 0.1° F ± ( 1% + 2° F) of reading
– 100° C to 1300° F 0.1° C ± 1% + 1° C) of reading
Power : 9V battery
Dimensions : Meter: 6.1× 2.4× 1.3" ( 156× 60× 33mm) ; vane: 1.2" ( 31mm)
Weight : 5oz( 160g)