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DT-619 wind temperature thermometer

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Features 

Wind speed measurement (one hole) The average wind speed mode Air flow measurement (CMM / CFM) The average air flow patterns Maintain data (wind speed / air traffic) Max / min / average (wind speed / air traffic) Automatic shutdown Circuit: A high-speed integrated MCU
Monitors: LCD dual-display, four figures show
Sampling: a sampling of about one second
Sensors: wind speed sensor uses ultra-low-friction bearings
Temperature sensors: NTC-precision thermistor
Automatic power-down: In order to extend battery life, 20 minutes after the instrument shut down automatically.
Operating temperature: 32℉ to 122℉ (0℃  to 50℃)
Storage temperature: 14 to 140℉ (-10 to 60℃)
Operating humidity: <80% RH
Storage humidity: <80% RH
Altitude: Max 2000 metres (7,000 feet)
Battery models:: 9V (Model: NEDA 1604)
Battery life: about 80 hours (such as backlighting to work, battery life will be shortened.)
Battery capacity: about 8.3 mA DC
Weight: 725g (including batteries, and fans)
Size; wind instrument: 178 * 74 * 33mm
Fan: 70mm (diameter) 

Specifications 

Wind speed

 

Range

 

Resolution

 

Accuracy

 

m / s (m / s) 

 

0.40 - 30.00 m/s 

 

0.01 m/s 

 

 (3% + 0.20 m/s) 

 

km / h (km / h) 

 

1.4 - 108.0 km/h 

 

0.1 km/h

 

 (3% + 0.8 km/hr) 

 

ft / min (ft / min) 

 

80 ?5900 ft/min 

 

1 ft/min 

 

 (3% + 40 ft/m) 

 

mph (miles / hour) 

 

0.9 ?67.0 mph 

 

0.1 mph

 

 (3% + 0.4 MPH) 

 

knots (sea speed) 

 

0.8 to 58.0 knots 

 

0.1 knots 

 

 (3% + 0.4 knots) 

 

Air traffic 

 

Range 

 

Resolution 

 

Area 

 

CMM (cubic meters/min) 

 

0-999900 m3/min 

 

0.001 to 100 

 

0 .000 to 999.9m2 

 

CFM (cubic ft/min) 

 

0-999900 ft3/min 

 

0.001 to 100 

 

0.000  to 999.9ft2 

 

Air temperature 

 

Range 

 

Resolution 

 

Accuracy 

 

32 - 122℉ (0 - 50℃) 

 

0.1℉/C 

 

4.0℉ (2.0℃) 

 


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