เครื่องวัดความเร็วลม DT-8893 CEM

เครื่องวัดความเร็วและปริมาตรลม , Anemometer Air Velocity Volume meter รุ่น DT-8893 CFM/CMM Thermo-Anemometer with built-in non-contact IR Thermometermeasure remote surface temperature to 932ºF (500ºC) and 30:1 distance to spot ratio. Air Velocity Range Accuracy 8893 8894 m/s (meter per second) 0.40~30.00 ±3\% ±0.20m/s ft/min (feet per minute) 80~5900 ±3\% ±40ft/min km/h (kilometers per hour) 1.4~108.0 ±3\% ±0.8km/h MPH (miles per hour) 0.9~67.0 ±3\% ±0.4MPH Knots (nautical miles per hour) 0.8~58.0 ±3\% ±0.4knots Air Temperature 14-140ºF(-10-60ºC) ±4.0ºF(2.0ºC) CFM 0-999900 0-999.9 ft CMM 0-999900 0-999.9 m2 Specifications Simultaneous display of Air Flow or Air Velocity plus Ambient Temperature Easy to set Area dimensions (cm 2) are stored in the meter’s internal memory for the next power on Resolution of 0.01m/sec 20 points average for Air Flow Super large (9999 counts) LCD Backlit Display 3\% velocity accuracy via low friction 2.83"D (72mm) ball bearing vane wheel on 3.9ft (120cm) cable Complete with vane sensor with 3.9ft (120cm) cable, 9V battery, and protective rubber holster MAX/MIN, Data Hold functions