DT-8920/8920B
Pressure and Flow MetersDT-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..
Features
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..
Size(HxWxD): 212mm x 78mm x 51mm
Weight: 338g
Specifications
Manometer
Accuracy
¡¾0.3%FSO (25¡ÆC)
Repeatability
¡¾0.2% (Max.¡¾0.5% FSO)
Linearity/Hysteresis
¡¾0.29% FSO
Pressure Range
¡¾5000Pa
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
mmH2O
509.8
0.1
Pa
5000
1Pa (0.1Pa only 8920B)
Air Velocity
m/s(meter per second)
1-80.000
0.001
¡¾2.5% of reading at 10.00m/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
MPH(miles per hour)
2.25-178.66
Knots(nautical miles per hour)
2.0-154.6
Air Flow
CFM
0-99.999ft3/min
0.0001 to 100
CMM
0-99.999m3/min
0.001 to 100
Temperature
¡ÆC
0 to 50.0¡ÆC
¡¾1.0¡ÆC
¡ÆF
32.0 to 122.0¡ÆF
¡¾2.0¡ÆF
Accessories : 9V battery, USB cable, software, pitot tube, AC adaptor, Gift box with carrying case.