EXTECH 45170 4 合1 湿度、温度、空气流量和照度计

Air Velocity:

ft/min (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 + 8 digits)

Lux: 0 to 20,000Lux /1Lux /±(5% rdg + 8 digits)

Temperature (thermistor): 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

      (option)               -100°C to 1300°C 0.1°C ±(1%+1°C) of reading

Power: 9V battery

Dimensions Meter: 6.1 x 2.4 x 1.3" (156 x 60 x 33mm); Vane: 1.2" (31mm)

Weight 5oz (160g)

Complete with built-in Humidity sensor, Light sensor and Vane wheel, wrist strap, and 9V battery. (Optional Type K thermocouple probe)