CEM DT-8920 Pressure and Flow Meters with Large Backlit LCD Display

CEM DT-8920 Pressure and Flow Meters with Large
Backlit LCD Display Notice: The standard package don't include batteries. Because, the international air shipping forbid to ship liquid, powder and batteries, we can not put them in the package box. Hope you can understand buy them in your local store or supermarket. At the same time, please forgive us that we are unable to provide the English user manual. If you need it, please contact the customer service after purchase. Thanks for your support! Pressure and Flow Meters DT-8920 is a Pressure and flow meter simultaneously with an easy-to-read, large, backlit LCD display. Measurement data is printed on site with minimum and maximum values. It can Monitor air pressure across key HVAC components and Promote good indoor air quality, which Ensure proper air flow balance and Maintain a comfortable environment. Larger LCD display with backlight. Relative time clock on MAX MIN and AVG provides a time reference for measurement. Pressure, velocity or air flow measurement provides Zero Adjust. Display pressure, Air velocity or air flow plus environment temperature simultaneously. Easy to calculate the area of a rectangular or circular duct.

USB interface, USB to UART Bridge Controller

Specifications

Manometer Accuracy Repeatability Linearity/Hysteresis 0.29 % FSO Pressure Range 5000Pa Maximum Pressure 10psi Response Time 0.5 Seconds typical Over range Indicator OL Under range Indicator -OL Measurement Units Range Resolution PSI 0.7252 0.0001 mbar 50.00 0.01 inH2O 20.07 0.01 mmH2O 509.8 0.1 Pa 5000 1Pa ( 0.1P a only 8920B) Air Velocity Range Resolution Accuracy m/s (meter per second) 1- 80.000 0.001 2.5 % of reading at 10.00 m/s ft/min (feet per minute) 200-15733 1 Accuracy is function of velocity and duct size km/h (kilometers per hour) 3.5 - 288.0 0.1 MPH (miles per hour) 2.25 - 178.66 0.01 Knots (nautical miles per hour) 2.0 - 154.6 0.1 Air Flow Range Resolution CFM 0- 99.999 ft3/min 0.0001 to 100 CMM 0- 99.999 m3/min 0.001 to 100 Temperature Range Resolution Accuracy °C 0 to 50.0 °C 0.1 °F 32.0 to 122.0 °F 0.1