45170CM EXTECH เครื่องวัดความเร็วลม

เครื่องวัดความเร็วลม รุ่น 45170CM แบรนด์  EXTECH  

5-in-1 Environmental Meter

Features:

  • Ideal for professional or home use in testing the environmental quality in a building
  • Ergonomic housing with large dual LCD
  • Low friction vane wheel improves accuracy of Air Velocity and Air Flow measurements
  • Utilizes precision photo diode and color correction filter for light measurements
  • Thin-film capacitance humidity sensor for fast response
  • Thermistor measures ambient Temperature
  • Type K input allows to measure temperature up to 2372°F (1300°C). Type K thermocouple probe sold separately!
  • Data Hold, Min/Max, Auto Power Off
  • Complete with built-in sensors, wrist strap, and 9V battery

 SPECIFICATIONS

Specification Range Resolution Accuracy
Air Velocity 80 to 5910 ft/min
0.4 to 30 m/s
1.4 to 108 km/h
0.9 to 67 MPH
0.8 to 58.3 knots
1 ft/min
0.1 m/s
0.1 km/h
0.1 MPH
0.1 knots
±3% Full Scale
Air Flow 0.01 to 1908400 CFM         
0.001 to 54 000 CMM
0.001 CFM
0.001 CMM     
n/a
Light Level 0 to 1860 fc
0 to 20000 lux
0.1 fc
1 lux
±(5% rdg + 8 digits)
Relative Humidity 10 to 95% RH 0.1% RH ±4% RH of rdg
Temperature (Thermistor)          32 to 122 °F 
0 to 50 °C
0.1 °F
0.1 °C
±2.5°F (1.2°C)
Temperature (Type K) -148 to 2372 °F
-100 to 1300 °C
0.1 °F
0.1 °C
±(1%+2°F)/ (1%+1°C) of rdg          
Functions Recall of highest/lowest reading, data hold, auto power off
Operating Conditions 0 to 50 °C (32 to 122 °F); < 80% RH
Power Supply 9 Volt Battery
Dimensions Instrument: 156 x 60 x 33 mm (6.1 x 2.4 x 1.3 in)
Vane Diameter: 31 mm (1.2 in)
Weight 160 g (5.7 oz)